Canon EOS Rebel T1i 500D » Canon Powershot

PowerShot S3 and PowerShot S5? Two generations of Ulta-zoom cameras from Canon

Rebel T1i — Sat, 14 Nov 2009 20:21:16 +0000

S3 and S5 – Two generations of Ulta-Zoom Cameras by Canon
In common practice, the comparative test aims to distinguish the benefits of more than one manufacturer and another within the same category and functional group. Thus, the models from different manufacturers that represent the same section of the market are taken for observation. Canon cameras are usually compared to its peer group of Panasonic, Sony or Nikon. DigiCamFriends.com but we have decided to take another form, and to know what obvious innovations may be found on the Canon PowerShot S5 IS (hereafter, Canon S5) compared to the Canon PowerShot S3 IS (hereafter, Canon S3) used to be extremely popular.
Imagine that we know nothing about the new features developed by Canon for the new model S5 that appeared after the Canon S3:
Physical view
Canonical model of S – the series, being different from another subclass "Canon PowerShot" (ie models of the series), are characterized as "amateur", but with some skill "professionals. This is for the relationship of art or a draft report, but not for taking pictures, something like "a tree and me" type. From this point of view of both models have a design very practical.
Actually the camera is not physically changed, except the first, the expansion of the mobile screen 2-2.5 inches and the second for the replacement of one of the buttons. And while the novelty of the latter is not very nice, the first fits very naturally became more convenient to take pictures with a larger screen.
Fig.1: Canon PowerShot S3 IS and PowerShot S5 IS; front.
Fig.2: Canon PowerShot S3 IS and PowerShot S5 IS; back.
Fig.3: Canon PowerShot S3 IS and PowerShot S5 IS, mobile screens.
Optics
The cameras have the same type of construction of the lens with the same settings (the interpretation of the construction market in the long term – the amount of the elements and light units). Unfortunately, no information was found on the website of the manufacturer, the place to mention that these goals are identical, not to insist on a theoretical point of view, but to do a show with examples of photos.
Example 1: shooting with max. depth of field (aperture priority mode, the shutter closes, is in Flash, ISO80 sensitivity, white balance – "Flash"). The distance between objects is about 15-25 cm. Auto Focus on the handle of the cup. On the left is a shot taken by the Canon S3, right, with the Canon S5.
Example 2: shots with min. depth of field (aperture priority mode, the shutter is fully open, is in Flash, ISO80 sensitivity, white balance – "Flash"). The distance between objects-about 15-25 cm. Auto Focus on the handle of the cup. On the left is a shot taken by the Canon S3, right, with the Canon S5.
These cameras are recognized in most digital cameras to reproduce color as good and quick focusing on objects, even if they're trying to get away from the camera.
Example 3: A Focus on objects moving up and down with 12x optical zoom in on the left, a shot taken by the Canon S3, right, with the Canon S5.
It makes little sense if we start to make a display of many examples of similarities between these cameras. Let's stop making trivial comparisons of their features and proceed to noting peculiar and individual characteristics found during the experiments.
The imperfection of the lens
The practice goal has little in common with the geometric quantities in physics lessons that students solve learning about the cameras as a kind of computer. However, a precise calculation can be developed even more attention (and more expensive), the model of the lens is not quite perfect. For example, there can be chromatic aberration when the objects of the image are colored halos. The results show that both houses have the same level of chromatic aberration. Surprisingly, despite the progress of competitors, Canon is not able to overcome this problem, when the development of the Canon S3 Canon S5, even after changes in the set of internal tools. In general, in my opinion, the number of incidents of ultra-zoom cameras is top class.
Example 4: chromatic aberrations are colored halos around the foot of the bridge. This example also shows the difference in sharpness of the objects in photos taken by different cameras, but talk about it later. At the top is the shot with all the evidence
highlighted area. On the left is a shot taken by the Canon S3, right, with the Canon S5. For the two chambers that are semi-automatic "Landscape" mode with completely closed aperture, 12x optical zoom in
The close-ups – Macro mode
Macro-shooting is not an easy task for a camera, seen as the Mater of landscape photography. The draft technical errors and spiders are opposed to shoot the sun sets and the mountain landscape. There are many elements that can be
evaluated for the ability of macro camera. In particular, it is a test based on the famous just measuring the distance from the surface of the lens needed to focus, but take a picture of a small object wthin the whole shot. The smaller the object, the greater capacity of your camera's macro features.
We decided to experiment with the currency of our country – the coins of different values.
So the Canon S3 and Canon S5, macro-shooting is available in two different ways: "macro" and "super-macro. We had to wait to get similar results, but it turned out, with the Canon S5, the line of demarcation between these modes is influenced by his predecessor. While the "macro" mode on the Canon S3 allows you to take a photo of 5 coins, that enlargement is not sufficient for the Canon S5 for its limit is 6 coins (shooting of 5 coins in super macro mode).
Example 5: At left, a shot taken by the Canon S3, right, with the Canon S5.
After in-depth experience with the macro "super" mode we managed to have the image of a single currency. In fact, the coin is 15.5 millimeters in diameter. Unfortunately, this test can not be characterized as complete. It would be possible to take pictures of objects much smaller across the screen every time there is additional lighting (the cover around the lens prevented the addition of more light: in fact the goal was to rest for the object, you must build a reflector flash manually set the ISO-200, and, finally, is the image editor program.
Example 6: "Super-macro mode. At left, a shot taken by the Canon S3, right, with the Canon S5. The lack of light forced us to adjust the ISO sensitivity high and the luminous halo around the coin is only a moment, had erupted in the tense piece of white paper.
Sensor ISO Speed
Both cameras have sensors of 1/2.5 "in size, the number of effective pixels (pixel value) is 6 to 8 megapixels. Nowadays 8 megapixels for that type of sensor seems to be the limit (a greater number is quite possible, even if it could not be economically viable).
An important feature of the digital camera, referring to its sensor, and ISO speed. The manufacturer provides speed ISO 80 to 800 for the Canon S3 and until 1600 for the Canon S5. We experiment to evaluate the data in low light conditions.
Example 7: ISO80 speed. At the top is the shot with all the test area highlighted. On the left is a shot taken by the Canon S3, right, with the Canon S5 (shutter speed priority mode, the external light, for better observation of the areas identified are expanded in an image editor).
Example 8: ISO100 speed. At the top is the shot with all the test area highlighted. On the left is a shot taken by the Canon S3, right – the Canon S5 (shutter speed priority mode, the external light, for better observation of the areas identified are expanded in an image editor).
Example 9: ISO200 speed. On the left is a shot taken by the Canon S3, right, with the Canon S5 (shutter speed priority mode, the external light, for better observation of the areas identified are expanded in an image editor).
From these examples we can see that an ISO speed 80-200 scale makes good results for both chambers, although the results with the maximum ISO speed is not so clear.
Example 10: speed of ISO400. Chambers of the same and the same conditions as above.
Example 11: ISO800 speed. Chambers of the same and the same conditions as above.
When shooting with ISO 400 sensitivity gives equally good results, the setting of ISO800 sensitivity enables the new internal algorithm of noise reduction on the Canon S5 to come into play (God only knows what happens – whether by car or programmed mode). The ISO1600 sensitivity, it is absolutely useless, even the above-mentioned mechanism of noise reduction is not the address of the noise. Even if the producer does not have this option back from customers.
Example 12: ISO1600 speed of the Canon S5. The revision of the same image as in the examples above (the speed in shutter priority mode, the external light, are best seen in areas in the amplified image editor).
In fact, during the experiments with the ISO speed, another distinctive feature of the two chambers had realized. Manage the white balance mode as well, except when the mode of white balance can be adjusted manually at high ISO speeds (800 and 1600). The noises of the sensors seem to appear in the program accepted the average is white.
Not a major obstacle to overcome is usually used by candlelight with a high ISO speed (light a lamp and the lights of the street dirty, for example) and you can choose the manual adjustment. However, it is strange because an imperfect algorithm inherited from its predecessor, does not go through the changes.
Focusing on distant objects
It 'was mentioned (discussing chromatic aberrations) that you get different results when focusing on distant objects for Canon S3 and Canon S5. To verify the fact that we recorded a series of images of the landscape with 12x optical zoom in a semi-automatic "landscape" was created to provide the opening completely closed, along with other self-characteristics (in other words, to be achieve the maximum depth of field). To address the lack of character to stop the experiment, the test shots were taken at once, without the choice to focus on, but once the camera has reported that its ready to fire (when we focused over). Also, to avoid different points of view of nature by the cameras, we decided to "focus" mode. Let me show you the way to refer to the series of shots from a television tower.
Example 13: to focus on distant objects with 12x optical zoom (mode "Landscape", "focal point" mode). At the top is the hit of the landscape without enlargement, in the center-the same landscape, with 12x optical zoom in (with a testing area highlighted). At the bottom of the left is the image of the Canon S3, bottom right, the image of the Canon S5 (both shots have expanded in an image editor).
The results show the dominance of Canon S5 working in autofocus mode. Probably the Canon S3 did not show such poor results when used in manual focus mode, but then it would break the conditions of the experiment.
Toolkit
"Sharp" is available for both houses, called "Rezkost" in the Russian text. It drew the attention of most other environments, because in a sense, be considered the equivalent of the option reduction of internal noise (no noise reduction, but highlight the edges, which makes photographic print high quality). To prove that there had been no change in the algorithm, we took a series of shots with 400ISO speed (the noises are already visible, but not prevail).
Example 14: internal algorithm to increase the "Sharp" for the Canon S3 and Canon S5. At the top of the picture, with a testing area highlighted. In the middle, a shot to the left, taken by the Canon S3 without increasing the sharpness, the right picture, taken by the Canon S3 at a "high" from "Definition". In the line under the same thing with the Canon S5.
Based on the examples above, we can say that this algorithm and not experienced major changes: this "delicate" to sharpen with a few artifacts left. It seems as if it had not planned to update toolkit for a new model.
Compression algorithms
It's a shame, but not the camera RAW files offer (despite the Canon S5 sports a new feature that is characteristic of a professional camera, ie the flash slide for external flash) and all image files are saved JPEG format with different degrees of resolution and compression (both are manual). To compare compression algorithms inside who shot 2 series of photos of the "Landscape" (to provide the best depth of field in the details now). The center of the photo was taken for the test area to eliminate the possible influence of imperfect optics, all changes in BMP format to JPEG artifacts more visible, while not adding any additional cost while the preparation of vaccines for publication, all image patches were enlarged in the final.
Example 15: Comparison of internal compression algorithms for the Canon S3 and Canon S5. At the top of the picture, with a testing area highlighted. The shots with different degrees of compression followed. On the left are the pictures taken by the Canon S3, right, with the Canon S5.
The above examples show that the Canon S5 inherits from its predecessor, the Canon S3 the visual effect of compression, even for high quality. I would recommend or increase the super-quality JPEG images (in every way possible) or to support RAW-Format (TIFF / BMP-any of the formats that compresses without faults), the cameras really suffer from the lack of one!
Features
Among the Canon S5-friendly innovations, for example, have achieved (though not proven):
* Extensive work with the same set of batteries (170 shots instead of 110 – according to the results of the standard test by the manufacturer);
* A shoe contact for external flash synchronization.
Summarize
After the practical work with both cameras, we DigiCamFriends.com can conclude that some changes have been made for the new model. This can be seen in operations such as focusing on distant objects with optical zoom high-speed or high ISO. These new features have helped to correct the disadvantages overall in the Canon S3, in comparison with the success of pairs of similar cameras from other manufacturers. The question is: Do you agree to pay for these innovations?

PowerShot S3 and PowerShot S5? Two generations of Ulta-zoom cameras from Canon

Rebel T1i — Sat, 14 Nov 2009 20:21:16 +0000

S3 and S5 – Two generations of Ulta-Zoom Cameras by Canon
In common practice, the comparative test aims to distinguish the benefits of more than one manufacturer and another within the same category and functional group. Thus, the models from different manufacturers that represent the same section of the market are taken for observation. Canon cameras are usually compared to its peer group of Panasonic, Sony or Nikon. DigiCamFriends.com but we have decided to take another form, and to know what obvious innovations may be found on the Canon PowerShot S5 IS (hereafter, Canon S5) compared to the Canon PowerShot S3 IS (hereafter, Canon S3) used to be extremely popular.
Imagine that we know nothing about the new features developed by Canon for the new model S5 that appeared after the Canon S3:
Physical view
Canonical model of S – the series, being different from another subclass "Canon PowerShot" (ie models of the series), are characterized as "amateur", but with some skill "professionals. This is for the relationship of art or a draft report, but not for taking pictures, something like "a tree and me" type. From this point of view of both models have a design very practical.
Actually the camera is not physically changed, except the first, the expansion of the mobile screen 2-2.5 inches and the second for the replacement of one of the buttons. And while the novelty of the latter is not very nice, the first fits very naturally became more convenient to take pictures with a larger screen.
Fig.1: Canon PowerShot S3 IS and PowerShot S5 IS; front.
Fig.2: Canon PowerShot S3 IS and PowerShot S5 IS; back.
Fig.3: Canon PowerShot S3 IS and PowerShot S5 IS, mobile screens.
Optics
The cameras have the same type of construction of the lens with the same settings (the interpretation of the construction market in the long term – the amount of the elements and light units). Unfortunately, no information was found on the website of the manufacturer, the place to mention that these goals are identical, not to insist on a theoretical point of view, but to do a show with examples of photos.
Example 1: shooting with max. depth of field (aperture priority mode, the shutter closes, is in Flash, ISO80 sensitivity, white balance – "Flash"). The distance between objects is about 15-25 cm. Auto Focus on the handle of the cup. On the left is a shot taken by the Canon S3, right, with the Canon S5.
Example 2: shots with min. depth of field (aperture priority mode, the shutter is fully open, is in Flash, ISO80 sensitivity, white balance – "Flash"). The distance between objects-about 15-25 cm. Auto Focus on the handle of the cup. On the left is a shot taken by the Canon S3, right, with the Canon S5.
These cameras are recognized in most digital cameras to reproduce color as good and quick focusing on objects, even if they're trying to get away from the camera.
Example 3: A Focus on objects moving up and down with 12x optical zoom in on the left, a shot taken by the Canon S3, right, with the Canon S5.
It makes little sense if we start to make a display of many examples of similarities between these cameras. Let's stop making trivial comparisons of their features and proceed to noting peculiar and individual characteristics found during the experiments.
The imperfection of the lens
The practice goal has little in common with the geometric quantities in physics lessons that students solve learning about the cameras as a kind of computer. However, a precise calculation can be developed even more attention (and more expensive), the model of the lens is not quite perfect. For example, there can be chromatic aberration when the objects of the image are colored halos. The results show that both houses have the same level of chromatic aberration. Surprisingly, despite the progress of competitors, Canon is not able to overcome this problem, when the development of the Canon S3 Canon S5, even after changes in the set of internal tools. In general, in my opinion, the number of incidents of ultra-zoom cameras is top class.
Example 4: chromatic aberrations are colored halos around the foot of the bridge. This example also shows the difference in sharpness of the objects in photos taken by different cameras, but talk about it later. At the top is the shot with all the evidence
highlighted area. On the left is a shot taken by the Canon S3, right, with the Canon S5. For the two chambers that are semi-automatic "Landscape" mode with completely closed aperture, 12x optical zoom in
The close-ups – Macro mode
Macro-shooting is not an easy task for a camera, seen as the Mater of landscape photography. The draft technical errors and spiders are opposed to shoot the sun sets and the mountain landscape. There are many elements that can be
evaluated for the ability of macro camera. In particular, it is a test based on the famous just measuring the distance from the surface of the lens needed to focus, but take a picture of a small object wthin the whole shot. The smaller the object, the greater capacity of your camera's macro features.
We decided to experiment with the currency of our country – the coins of different values.
So the Canon S3 and Canon S5, macro-shooting is available in two different ways: "macro" and "super-macro. We had to wait to get similar results, but it turned out, with the Canon S5, the line of demarcation between these modes is influenced by his predecessor. While the "macro" mode on the Canon S3 allows you to take a photo of 5 coins, that enlargement is not sufficient for the Canon S5 for its limit is 6 coins (shooting of 5 coins in super macro mode).
Example 5: At left, a shot taken by the Canon S3, right, with the Canon S5.
After in-depth experience with the macro "super" mode we managed to have the image of a single currency. In fact, the coin is 15.5 millimeters in diameter. Unfortunately, this test can not be characterized as complete. It would be possible to take pictures of objects much smaller across the screen every time there is additional lighting (the cover around the lens prevented the addition of more light: in fact the goal was to rest for the object was to build a reflector flash manually set the ISO-200, and, finally, is the image editor program.
Example 6: "Super-macro mode. At left, a shot taken by the Canon S3, right, with the Canon S5. The lack of light forced us to adjust the ISO sensitivity high and the luminous halo around the coin is only a moment, had erupted in the tense piece of white paper.
Sensor ISO Speed
Both cameras have sensors of 1/2.5 "in size, the number of effective pixels (pixel value) is 6 to 8 megapixels. Nowadays 8 megapixels for that type of sensor seems to be the limit (a greater number is quite possible, even if it could not be economically viable).
An important feature of the digital camera, referring to its sensor, and ISO speed. The manufacturer provides speed ISO 80 to 800 for the Canon S3 and until 1600 for the Canon S5. We experiment to evaluate the data in low light conditions.
Example 7: ISO80 speed. At the top is the shot with all the test area highlighted. On the left is a shot taken by the Canon S3, right, with the Canon S5 (shutter speed priority mode, the external light, for better observation of the areas identified are expanded in an image editor).
Example 8: ISO100 speed. At the top is the shot with all the test area highlighted. On the left is a shot taken by the Canon S3, right – the Canon S5 (shutter speed priority mode, the external light, for better observation of the areas identified are expanded in an image editor).
Example 9: ISO200 speed. On the left is a shot taken by the Canon S3, right, with the Canon S5 (shutter speed priority mode, the external light, for better observation of the areas identified are expanded in an image editor).
From these examples we can see that an ISO speed 80-200 scale makes good results for both chambers, although the results with the maximum ISO speed is not so clear.
Example 10: speed of ISO400. Chambers of the same and the same conditions as above.
Example 11: ISO800 speed. Chambers of the same and the same conditions as above.
When shooting with ISO 400 sensitivity gives equally good results, the setting of ISO800 sensitivity enables the new internal algorithm of noise reduction on the Canon S5 to come into play (God only knows what happens – whether by car or programmed mode). The ISO1600 sensitivity, it is absolutely useless, even the above-mentioned mechanism of noise reduction is not the address of the noise. Even if the producer does not have this option back from customers.
Example 12: ISO1600 speed of the Canon S5. The revision of the same image as in the examples above (the speed in shutter priority mode, the external light, are best seen in areas in the amplified image editor).
In fact, during the experiments with the ISO speed, another distinctive feature of the two chambers had realized. Manage the white balance mode as well, except when the mode of white balance can be adjusted manually at high ISO speeds (800 and 1600). The noises of the sensors seem to appear in the program accepted the average is white.
Not a major obstacle to overcome is usually used by candlelight with a high ISO speed (light a lamp and the lights of the street dirty, for example) and you can choose the manual adjustment. However, it is strange because an imperfect algorithm inherited from its predecessor, does not go through the changes.
Focusing on distant objects
It 'was mentioned (discussing chromatic aberrations) that you get different results when focusing on distant objects for Canon S3 and Canon S5. To verify the fact that we recorded a series of images of the landscape with 12x optical zoom in a semi-automatic "landscape" was created to provide the opening completely closed, along with other self-characteristics (in other words, to be achieve the maximum depth of field). To address the lack of character to stop the experiment, the test shots were taken at once, without the choice to focus on, but once the camera has reported that its ready to fire (when we focused over). Also, to avoid different points of view of nature by the cameras, we decided to "focus" mode. Let me show you the way to refer to the series of shots from a television tower.
Example 13: to focus on distant objects with 12x optical zoom (mode "Landscape", "focal point" mode). At the top is the hit of the landscape without enlargement, in the center-the same landscape, with 12x optical zoom in (with a testing area highlighted). At the bottom of the left is the image of the Canon S3, bottom right, the image of the Canon S5 (both shots have expanded in an image editor).
The results show the dominance of Canon S5 working in autofocus mode. Probably the Canon S3 did not show such poor results when used in manual focus mode, but then it would break the conditions of the experiment.
Toolkit
"Sharp" is available for both houses, called "Rezkost" in the Russian text. It drew the attention of most other environments, because in a sense, be considered the equivalent of the option reduction of internal noise (no noise reduction, but highlight the edges, which makes photographic print high quality). To prove that there had been no change in the algorithm, we took a series of shots with 400ISO speed (the noises are already visible, but not prevail).
Example 14: internal algorithm to increase the "Sharp" for the Canon S3 and Canon S5. At the top of the picture, with a testing area highlighted. In the middle, a shot to the left, taken by the Canon S3 without increasing the sharpness, the right picture, taken by the Canon S3 at a "high" from "Definition". In the line under the same thing with the Canon S5.
Based on the examples above, we can say that this algorithm and not experienced major changes: this "delicate" to sharpen with a few artifacts left. It seems as if it had not planned to update toolkit for a new model.
Compression algorithms
It's a shame, but not the camera RAW files offer (despite the Canon S5 sports a new feature that is characteristic of a professional camera, ie the flash slide for external flash) and all image files are saved JPEG format with different degrees of resolution and compression (both are manual). To compare compression algorithms inside who shot 2 series of photos of the "Landscape" (to provide the best depth of field in the details now). The center of the photo was taken for the test area to eliminate the possible influence of imperfect optics, all changes in BMP format to JPEG artifacts more visible, while not adding any additional cost while the preparation of vaccines for publication, all image patches were enlarged in the final.
Example 15: Comparison of internal compression algorithms for the Canon S3 and Canon S5. At the top of the photo, with an area of evidence highlighted. The shots with different degrees of compression followed. On the left are the pictures taken by the Canon S3, right, with the Canon S5.
The above examples show that the Canon S5 inherits from its predecessor, the Canon S3 the visual effect of compression, even for high quality. I would recommend or increase the super-quality JPEG images (in every way possible) or to support RAW-Format (TIFF / BMP-any of the formats that compresses without faults), the cameras really suffer from the lack of one!
Features
Among the Canon S5-friendly innovations, for example, have achieved (though not proven):
* Extensive work with the same set of batteries (170 shots instead of 110 – according to the results of the standard test by the manufacturer);
* A shoe contact for external flash synchronization.
Summarize
After the practical work with both cameras, we DigiCamFriends.com can conclude that some changes have been made for the new model. This can be seen in operations such as focusing on distant objects with optical zoom high-speed or high ISO. These new features have helped to correct the disadvantages overall in the Canon S3, in comparison with the success of pairs of similar cameras from other manufacturers. The question is: Do you agree to pay for these innovations?

PowerShot S3 and PowerShot S5? Two generations of Ulta-zoom cameras from Canon

Rebel T1i — Sat, 14 Nov 2009 20:21:16 +0000

S3 and S5 – Two generations of Ulta-Zoom Cameras by Canon
In common practice, the comparative test aims to distinguish the benefits of more than one manufacturer and another within the same category and functional group. Thus, the models from different manufacturers that represent the same section of the market are taken for observation. Canon cameras are usually compared to its peer group of Panasonic, Sony or Nikon. DigiCamFriends.com but we have decided to take another form, and to know what obvious innovations may be found on the Canon PowerShot S5 IS (hereafter, Canon S5) compared to the Canon PowerShot S3 IS (hereafter, Canon S3) used to be extremely popular.
Imagine that we know nothing about the new features developed by Canon for the new model S5 that appeared after the Canon S3:
Physical view
Canonical model of S – the series, being different from another subclass "Canon PowerShot" (ie models of the series), are characterized as "amateur", but with some skill "professionals. This is for the relationship of art or a draft report, but not for taking pictures, something like "a tree and me" type. From this point of view of both models have a design very practical.
Actually the camera is not physically changed, except the first, the expansion of the mobile screen 2-2.5 inches and the second for the replacement of one of the buttons. And while the novelty of the latter is not very nice, the first fits very naturally became more convenient to take pictures with a larger screen.
Fig.1: Canon PowerShot S3 IS and PowerShot S5 IS; front.
Fig.2: Canon PowerShot S3 IS and PowerShot S5 IS; back.
Fig.3: Canon PowerShot S3 IS and PowerShot S5 IS, mobile screens.
Optics
The cameras have the same type of construction of the lens with the same settings (the interpretation of the construction market in the long term – the amount of the elements and light units). Unfortunately, no information was found on the website of the manufacturer, the place to mention that these goals are identical, not to insist on a theoretical point of view, but to do a show with examples of photos.
Example 1: shooting with max. depth of field (aperture priority mode, the shutter closes, is in Flash, ISO80 sensitivity, white balance – "Flash"). The distance between objects is about 15-25 cm. Auto Focus on the handle of the cup. On the left is a shot taken by the Canon S3, right, with the Canon S5.
Example 2: shots with min. depth of field (aperture priority mode, the shutter is fully open, is in Flash, ISO80 sensitivity, white balance – "Flash"). The distance between objects-about 15-25 cm. Auto Focus on the handle of the cup. On the left is a shot taken by the Canon S3, right, with the Canon S5.
These cameras are recognized in most digital cameras to reproduce color as good and quick focusing on objects, even if they're trying to get away from the camera.
Example 3: A Focus on objects moving up and down with 12x optical zoom in on the left, a shot taken by the Canon S3, right, with the Canon S5.
It makes little sense if we start to make a display of many examples of similarities between these cameras. Let's stop making trivial comparisons of their features and proceed to noting peculiar and individual characteristics found during the experiments.
The imperfection of the lens
The practice goal has little in common with the geometric quantities in physics lessons that students solve learning about the cameras as a kind of computer. However, a precise calculation can be developed even more attention (and more expensive), the model of the lens is not quite perfect. For example, there can be chromatic aberration when the objects of the image are colored halos. The results show that both houses have the same level of chromatic aberration. Surprisingly, despite the progress of competitors, Canon is not able to overcome this problem, when the development of the Canon S3 Canon S5, even after changes in the set of internal tools. In general, in my opinion, the number of incidents of ultra-zoom cameras is top class.
Example 4: chromatic aberrations are colored halos around the foot of the bridge. This example also shows the difference in sharpness of the objects in photos taken by different cameras, but talk about it later. At the top is the shot with all the evidence
highlighted area. On the left is a shot taken by the Canon S3, right, with the Canon S5. For the two chambers that are semi-automatic "Landscape" mode with completely closed aperture, 12x optical zoom in
The close-ups – Macro mode
Macro-shooting is not an easy task for a camera, seen as the Mater of landscape photography. The draft technical errors and spiders are opposed to shoot the sun sets and the mountain landscape. There are many elements that can be
evaluated for the ability of macro camera. In particular, it is a test based on the famous just measuring the distance from the surface of the lens needed to focus, but take a picture of a small object wthin the whole shot. The smaller the object, the greater capacity of your camera's macro features.
We decided to experiment with the currency of our country – the coins of different values.
So the Canon S3 and Canon S5, macro-shooting is available in two different ways: "macro" and "super-macro. We had to wait to get similar results, but it turned out, with the Canon S5, the line of demarcation between these modes is influenced by his predecessor. While the "macro" mode on the Canon S3 allows you to take a photo of 5 coins, that enlargement is not sufficient for the Canon S5 for its limit is 6 coins (shooting of 5 coins in super macro mode).
Example 5: At left, a shot taken by the Canon S3, right, with the Canon S5.
After in-depth experience with the macro "super" mode we managed to have the image of a single currency. In fact, the coin is 15.5 millimeters in diameter. Unfortunately, this test can not be characterized as complete. It would be possible to take pictures of objects much smaller across the screen every time there is additional lighting (the cover around the lens prevented the addition of more light: in fact the goal was to rest for the object was to build a reflector flash manually set the ISO-200, and, finally, is the image editor program.
Example 6: "Super-macro mode. At left, a shot taken by the Canon S3, right, with the Canon S5. The lack of light forced us to adjust the ISO sensitivity high and the luminous halo around the coin is only a moment, had erupted in the tense piece of white paper.
Sensor ISO Speed
Both cameras have sensors of 1/2.5 "in size, the number of effective pixels (pixel value) is 6 to 8 megapixels. Nowadays 8 megapixels for that type of sensor seems to be the limit (a greater number is quite possible, even if it could not be economically viable).
An important feature of the digital camera, referring to its sensor, and ISO speed. The manufacturer provides speed ISO 80 to 800 for the Canon S3 and until 1600 for the Canon S5. We experiment to evaluate the data in low light conditions.
Example 7: ISO80 speed. At the top is the shot with all the test area highlighted. On the left is a shot taken by the Canon S3, right, with the Canon S5 (shutter speed priority mode, the external light, for better observation of the areas identified are expanded in an image editor).
Example 8: ISO100 speed. At the top is the shot with all the test area highlighted. On the left is a shot taken by the Canon S3, right – the Canon S5 (shutter speed priority mode, the external light, for better observation of the areas identified are expanded in an image editor).
Example 9: ISO200 speed. On the left is a shot taken by the Canon S3, right, with the Canon S5 (shutter speed priority mode, the external light, for better observation of the areas identified are expanded in an image editor).
From these examples we can see that an ISO speed 80-200 scale makes good results for both chambers, although the results with the maximum ISO speed is not so clear.
Example 10: speed of ISO400. Chambers of the same and the same conditions as above.
Example 11: ISO800 speed. Chambers of the same and the same conditions as above.
When shooting with ISO 400 sensitivity gives equally good results, the setting of ISO800 sensitivity enables the new internal algorithm of noise reduction on the Canon S5 to come into play (God only knows what happens – whether by car or programmed mode). The ISO1600 sensitivity, it is absolutely useless, even the above-mentioned mechanism of noise reduction is not the address of the noise. Even if the producer does not have this option back from customers.
Example 12: ISO1600 speed of the Canon S5. The revision of the same image as in the examples above (the speed in shutter priority mode, the external light, are best seen in areas in the amplified image editor).
In fact, during the experiments with the ISO speed, another distinctive feature of the two chambers had realized. Manage the white balance mode as well, except when the mode of white balance can be adjusted manually at high ISO speeds (800 and 1600). The noises of the sensors seem to appear in the program accepted the average is white.
Not a major obstacle to overcome is usually used by candlelight with a high ISO speed (light a lamp and the lights of the street dirty, for example) and you can choose the manual adjustment. However, it is strange because an imperfect algorithm inherited from its predecessor, does not go through the changes.
Focusing on distant objects
It 'was mentioned (discussing chromatic aberrations) that you get different results when focusing on distant objects for Canon S3 and Canon S5. To verify the fact that we recorded a series of images of the landscape with 12x optical zoom in a semi-automatic "landscape" was created to provide the opening completely closed, along with other self-characteristics (in other words, to be achieve the maximum depth of field). To address the lack of character to stop the experiment, the test shots were taken at once, without the choice to focus on, but once the camera has reported that its ready to fire (when we focused over). Also, to avoid different points of view of nature by the cameras, we decided to "focus" mode. Let me show you the way to refer to the series of shots from a television tower.
Example 13: to focus on distant objects with 12x optical zoom (mode "Landscape", "focal point" mode). At the top is the hit of the landscape without enlargement, in the center-the same landscape, with 12x optical zoom in (with a testing area highlighted). At the bottom of the left is the image of the Canon S3, bottom right, the image of the Canon S5 (both shots have expanded in an image editor).
The results show the dominance of Canon S5 working in autofocus mode. Probably the Canon S3 did not show such poor results when used in manual focus mode, but then it would break the conditions of the experiment.
Toolkit
"Sharp" is available for both houses, called "Rezkost" in the Russian text. It drew the attention of most other environments, because in a sense, be considered the equivalent of the option reduction of internal noise (no noise reduction, but highlight the edges, which makes photographic print high quality). To prove that there had been no change in the algorithm, we took a series of shots with 400ISO speed (the noises are already visible, but not prevail).
Example 14: internal algorithm to increase the "Sharp" for the Canon S3 and Canon S5. At the top of the picture, with a testing area highlighted. In the middle, a shot to the left, taken by the Canon S3 without increasing the sharpness, the right picture, taken by the Canon S3 at a "high" from "Definition". In the line under the same thing with the Canon S5.
Based on the examples above, we can say that this algorithm and not experienced major changes: this "delicate" to sharpen with a few artifacts left. It seems as if it had not planned to update toolkit for a new model.
Compression algorithms
It's a shame, but not the camera RAW files offer (despite the Canon S5 sports a new feature that is characteristic of a professional camera, ie the flash slide for external flash) and all image files are saved JPEG format with different degrees of resolution and compression (both are manual). To compare compression algorithms inside who shot 2 series of photos of the "Landscape" (to provide the best depth of field in the details now). The center of the photo was taken for the test area to eliminate the possible influence of imperfect optics, all changes in BMP format to JPEG artifacts more visible, while not adding any additional cost while the preparation of vaccines for publication, all image patches were enlarged in the final.
Example 15: Comparison of internal compression algorithms for the Canon S3 and Canon S5. At the top of the picture, with a testing area highlighted. The shots with different degrees of compression followed. On the left are the pictures taken by the Canon S3, right, with the Canon S5.
The above examples show that the Canon S5 inherits from its predecessor, the Canon S3 the visual effect of compression, even for high quality. I would recommend or increase the super-quality JPEG images (in every way possible) or to support RAW-Format (TIFF / BMP-any of the formats that compresses without faults), the cameras really suffer from the lack of one!
Features
Among the Canon S5-friendly innovations, for example, have achieved (though not proven):
* Extensive work with the same set of batteries (170 shots instead of 110 – according to the results of the standard test by the manufacturer);
* A shoe contact for external flash synchronization.
Summarize
After the practical work with both cameras, we DigiCamFriends.com can conclude that some changes have been made for the new model. This can be seen in operations such as focusing on distant objects with optical zoom high-speed or high ISO. These new features have helped to correct the disadvantages overall in the Canon S3, in comparison with the success of pairs of similar cameras from other manufacturers. The question is: Do you agree to pay for these innovations?

Canon Powershot SD880 is and I8 Samsung Digital Camera Review

Rebel T1i — Sat, 24 Oct 2009 06:04:53 +0000

Copyright (c) 2009 Richard Walker When buying a digital camera, or you have an option for an interpreter or a solid camera that can handle most versatile tricks, but still take good pictures. Here are two wonderful camera that can adapt to your preferences and your budget too. Canon PowerShot SD880 IS The Canon PowerShot SD880 IS is a camera that little 'a high-end price of about $ 250, not bad for a 10-megapixel shooter that has a superb picture quality. In fact, the elegant design and quality of the photo is just what makes this winner of the camera. The excellent quality features and components of the image is supported by the new DIGIC 4 image processor – the successor to the DIGIC III image processor is at the lower end cameras. This is a combination of technologies that improves Face Detection, adds Servo AF, better contrast, and fix photos biggest catch. There is a certain aura perceptible when shooting, but the new image processor makes the Canon PowerShot SD880 is a strong point and shoot camera, even in automatic mode. Advanced users like different shooting modes to capture all types of objects and 4x optical zoom can allow large high-resolution shots do not seem very pixel. Like other Canon cameras, the PowerShot SD880 IS from Canon is the production and printing Share button allows easy printing and sharing photos. Bottom Line The Canon PowerShot SD880 can not get better positioning on the button for some, but it's excellent performance in the category of point and shoot. The Samsung i8 Samsung i8 is a cheaper alternative that can easily catch the eye. Some sacrifices, but the quality of the camera in exchange for adding fun features for a selected group will enjoy. Features and components for the side of the camera, the Samsung i8 can take photos up to 8 megapixels. Has a decent image processor that can bump the brightness of the images a bit 'and has some features that can automatically correct exposure and contrast balance. It has 5 levels of sharpness, contrast, saturation of photo enthusiasts to get the perfect image. The zoom function is not very impressive, but other features, like digital image stabilization and Face Detection should have a pretty impressive picture. The Samsung i8 is capable of playing MP3 files and supports SRS WOW HD and surround sound modes. Headphones can be connected to the camera and orderly operation tasking allows you to take photos or view slideshows of interference, while the music. The only drawback is that the battery drains much faster. Fortunately, the Samsung i8 doubles as a portable media player as well and can play movies full, while it is on paper. You can also read some text formats and comes with a World Tour Guide function provides useful information on destinations. Bottom Line Nothing really stands out the Samsung i8, but the combination of different features and functions of the camera that this exceptional multi-purpose device worth $ 180.

Digital Camera Review – Let the buyer has to say!

Rebel T1i — Fri, 23 Oct 2009 18:08:19 +0000

This is the first in a series of articles that will highlight individual products through the submission of comments, by the people who bought them and actually use every day. We will present three tests of a similar problem and give an overview of each, and the approximate price path. We are in no way support any particular point. The products have been chosen from among the current hot products and best sellers.
Topic of today: small compact Point & Shoot Cameras.Canon PowerShot SD1000 Digital 7.1 Megapixel Digital Camera
Street price around $ 170.00
Pros: Compact, Bright LCD, Comfortable Controls, a good value for money, easy to use, durable, good quality images,
Cons: You can not adjust fast enough for low light images.
This is a case. Small memory card.
Biggest complaint seems to be that Canon should have included a 1 or 2 GB SD card. It comes with a card of 32 MB of memory. With the cards being so cheap it would not make a significant difference in cost and probably would have made a real "5" rating.
The buyer in Philadelphia, PA 6/8/07
"In the past I owned a Canon SD400, 500, 600, 630, and the Rebel XTi. The SD1000 is a good value for what you get. The only thing that I like the Canon SD series is that the optical / digital zoom is not that great, but for the price is a bargain. Especially now that the SD1000 has 7.1 MP. The SD1000 has more than a box of aspect than other SD series cameras, but pleasant, with a large LCD screen. good camera overall. "
The buyer of Beavercreek, Ohio 5:26:07
"The machine is easy to use, requires great pictures and is very easy to use. There are many options can be configured so that it may take some time to familiarize yourself with all the features … but worth the price. " Fujifilm FinePix A800 8.3 Megapixel Digital Camera
Street price around $ 140.00
Pros: The quality is compared with the highest score Fujifilm F31fd. Easy to use. It comes with 1GB of memory and chance. Good for a BEGINER.
Cons: No viewfinder. Tire under the light could be better, the delay time slow. Not the best for a quick shot.
Buyer: D7t3, 8/10/07
"Wonderful pictures of a camera cheap (130USD). Basically equivalent in quality of Fujifilm F31fd high scores, only 8 megapixel (6). Noise reduction is consumed at the edges and details, but overall a great performance unmatched by other pacts. home, zoom, autofocus, zoom and video playback in particular are slow. Not the best for a quick shot.
Buyer: kurupt71, 6/20/07
"It 'a great camera for this price, if you want to stay outside during the day, no complaints from me if the use during the night. Video excpected much better, not a bad camera. "Sony Cyber-shot W55 Digital Camera, 7.2 Megapixel
Retail price of around U.S. $ 150.00 – $ 180.00
Pros: Excellent macro function. It has a viewfinder .* Sturdy. Long battery life.
Cons: You must purchase a memory card. Low light / indoor pictures could be better.
* Even if it has a viewfinder that is a plus, unfortunately, is not that accurate for close-ups.
Buyer: karasmith 8/29/07
"The Sony DSC-W55 is a jewel in the sub-$ 200 class of digital cameras! Surpass many cameras that a large part of the costs, in particular the macro function that is mind blowing. Just put the lens on top of an object, concentrate on, and shoot and capture every single detail just exactly perfect !…"
Buyer: arkramer71 12/13/07
"This camera is great in comparison with the side of those who have bought 3 years ago for about $ 100 more. It takes decent pictures and is a Sony so you have the mark of reliability. The result is having to buy a memory card if you want more than a few photos at once with the internal memory … "
Prices for digital cameras have decreased significantly, while the quality has improved. It was not long ago that a 2.3-megapixel camera was the norm.
Now 7.8 is average.
Selecting the right camera for you depends on what you want from your camera. If you just want to pull the family or vacation snapshots probably can not go wrong with one of these. However, if under much more sophisticated, then you probably should consider the type of SLR cameras.

About Canon PowerShot SD850 IS Digital Camera Reviews

Rebel T1i — Sat, 10 Oct 2009 09:17:47 +0000

The SD850 IS was announced in May 2007 as a replacement for the PowerShot SD700 IS. There is only a relatively subtle upgrade.
Visually the SD850 is virtually indistinguishable from the old model, and only a handful of changes to the specifications of the camera. Worthy of note is the sensor records images 8MP hours instead of 6 and the resolution of 2.5 "screen has been increased to 230,000 pixels. Struck at the heart of "digital" on the SD850 is now the latest generation of Canon's image processor, DIGIC III. With the new processor there come a couple of new features including: Face Detection and Auto ISO Shift useful option.
Features: —
* 8.0 million effective pixels
* Widescreen (16:9) picture
* Canon's DIGIC III image processor, iSAPS, 9-point AiAF and Face Detection
* ISO 1600 and optical stabilizer with internal flash free
* 16 shooting modes
* Wide viewing angle 2.5 "LCD screen (230,000 pixels)
* My Colors Photo effects
4x (35-140mm equiv.) Zoom
* 30 fps in VGA mode with time-lapse
Design: —
# Front: – The front of the Canon PowerShot SD850 IS is the sign on the left side with a metal frame Canon logo and name printed pattern. The right side of the front of the camera is a bit 'busiest. The optical zoom lens takes up most of this side. The objective is flat with the rest of the camera body until it is on: the following stretches in three segments. Each segment has a shiny chrome ring around its edge.
# Left side:-The left side of the SD850 does not have any functionality. There are panels half dark and light silver and two small screws.
# Return: – The left side of the rear has a 2.5-inch LCD screen, surrounded by a group dark silver. The LCD panel unifies with another instrument display, optical viewfinder, directly above it. To the right of the optical viewfinder are two small LED lights. Only the right of these is a small power button with its own LED.
# Highlights: – the shutter button is on top of Canon PowerShot SD850 IS. It 'a little' dome, clad in chrome, and surrounded by a zoom ring, which barely moves at all. On the left side of the upper part is "Image Stabilizer" label. They are under the label of five holes that make up the grid.
# Right side:-The right side has a chrome wrist strap eyelet in the center until it curves slightly. A niche underneath the strap does slip a little 'less of a chore. Near the top of a door of plastic instead of a thin strip of rubber. It covers the A / V out port at the top and the USB port on the bottom. Behind it is a small space big enough for the tip of a finger to start the door open.
Down #: – From the bottom, users can see the shape of a wedge of slightly SD850. The wedge is interrupted by fat panel for the LCD screen. Near the right side is a metal tripod cm pellets surrounded to keep the camera from scratches on a tripod mounting plate.
Picture quality – the picture quality was very good in the SD850 IS. The camera took well exposed photos with pleasure, accurate color. The sharpness is in the middle: not too strong, not too soft (and this can be changed if desired). Noise is minimal up to ISO 400, ISO 800 is useful for small prints (ISO 1600, however, is not). Purple fringing was not a problem. The negatives in the department are visible in the image quality of blurred vision and severe redeye, which are common in the class of ultra-compact. Although there is not much you can do the blur (you will not see in all but the largest prints, though), you can use the tool in playback mode to get rid of red eyes.
Results: – camera performance is excellent. The SD850 is ready to resume in about one second, which is above average. The timing of focus were very good, even in low light. Shutter lag was not a problem, and shot to shot delays were minimal. While the rate of rupture is not high, the SD850 can keep shooting at 1.3 frames / second until the memory card becomes full speed. Battery life is average ultra-compact group and, like all Canon cameras, the SD850 is compatible with USB 2.0 high speed.
This camera is a great little convenient camera that is able to hide easily, and goes everywhere we slip easily into a purse or pocket. It 'a great camera to take pictures with flash indoor and outdoor photos. No good to stop the action.
Photos of children and pets running is often confused because of 1 sec / 60. speed. If you need to take low light or action / sports photos, it is better to buy a digital SLR camera on the cheap. The only reason not to give this camera 5 stars because of the noise at high ISO.