My Top 20 key questions camera.1 to buy a camera. How many "megapixels" / resolution? After all, at least for me, it is necessary to obtain the maximum resolution of your money can buy at the time of purchase. Period.2. Who made the lens? Most cameras will give you an idea of where the lens was made by looking at the front of the lens. If your camera lens is a reputable company like Leica, Zeiss, Canon, Etc. .. The quality of lenses is one of the most important factors that should be taken into consideration especially if you intend to use it for commercial, technical or scientific purposes.3. Will I need interchangeable lenses? How many are available for my camera specific in mind? Having the option of interchangeable lenses gives you the freedom to experiment with different focal lengths. Although some of P & S (point and shoot), able to compete with digital cameras with a generous zoom range for a non-interchangeable lens system. Also note the number of lenses available for use with the camera for specific reasons of flexibility. You can cover virtually the whole "zoom range with interchangeable lenses small when compared with the ranges of zoom lens systems is not interchangeable or P & S cameras.4. Have a zoom capability? What is the scope? Most of the applications mentioned above will need some sort of zoom (telephoto) or an outside corner (width), especially if they have no room to move around the object being photographed. For photographs of landscapes, wide angle images are very common and attractive, while zooming in detail serves as a period of rest, and complements the wide angle. For weddings and events, you need a zoom, since there will be times when space is limited by the shot and will have a difficult time moving. Its good to know you can do any kind of work without ever leaving their position.A nice zoom will give you the efficiency and versatility in photography, so my suggestion is to go for the highest ranking one can obtain ( usually a 7X to 10X for point and shoot). Note also the speed of zoom in or out, as this will be a factor, if you are recording events such as weddings. You can not capture that "decisive moment" in a mediocre zoom speed.5. If the performance to capture RAW images? Many photographers say you need this camera if you want prints of great images. While this is correct, the main reason you want this is because the benefits that will give you total control … well as images … exposure, color, metadata, HDR and much more.6. Can I connect an external flash? Capacity external flash will give you the power and creative freedom to light their subjects any way you want. You can connect the camera to all kinds of lighting equipment thus giving more options and versatility. This takes the form of a shoe or a PC-Sync socket. If your camera has this feature, there is still hope, because the slaves called flash accessories are sold by third party companies of different flavors, which also do the same job, more or less.7. Do you have a tripod socket? Some of the most beautiful landscape I've seen are definitely made with a tripod, so this is a must if you plan to do this kind of light took photography.The "available" at a wedding, still life and product shots, studio art and photography … We all need a tripod for implementing successful … to guess what happens if you do not have a connector for tripod? … One can not effectively use a tripod! 8. Do you have manual focus and automatic? It will not be evident at first why you need it, especially if you're starting in photography. But if you're like me … A total control freak when it comes to cameras … and you really want to express your creative side, this is definitely a need have.9. Can I connect filters for him? and what the filter size? creative expression through the special effects is just one of many reasons that makes photography fun and interesting, and experimenting with filters is a creative exercise to do with its image, especially if you're a beginner. Remember to always ask whether the particular digital camera can handle in search filters and asked for the size of the filter. (To save the filter for the purchase of the right with the wrong size filter) Please note that most digital SLR should be able to handle the slower the resulting filters have a built-in filter wire lens.Most in P & S (point and shoot) digital cameras usually do not have a built-in filter thread and might need special accessories to get this so you should check to sure.Again know, there are many third-party accessories is can buy filters to meet your P & S digital cameras do not have such provisions. I want to discuss everything on this in a future post to view it. (Or subscribe to my ad (feed via email) to let you know when it is up to 10 .. I can update the firmware? The beauty of some manufacturers of digital cameras is that they continue to improve their digital cameras, even after being sold to you … this is in the form of a firmware update. Usually, it's an improvement on one or many camera functions. Make sure the camera you're thinking of buying is a simple way to update the firmware. This happens when the download through the website of an individual producer (game and the score now) or a warning FREE CDROM.Another – be sure to see if downscaling is possible or available with the digital camera … Why is not need of a discount you ask? … so, you should reinstall an earlier firmware … if you do not like the result of a firmware upgrade.Occasionally is a feature that will be eliminated with the update that has stopped reading about and decided that just wants to keep the property instead of a bunch of trivial updates new firmware. (Yes, I personally experience.) 11.'s software or additional benefits arising from it? Some people ignore the fact that it is can save a lot of money with one simple arithmetic. Did you know you can get your digital camera for less, if you study the treatment and offers on the market? If you buy a digital camera and comes with a software which actually can be used … as Photoshop Elements, or any other image editing software for that matter, you have already saved bit 'of money that would otherwise pass. Some traders throw in a lot of extras .. . If you just try asking ask.Always buy these things just the same, if not – like camera bags, extra lenses, extra batteries, memory cards, tripod, lens cleaners, etc.. … Trust me only buy these things if they ask for in the contract. What have you got to lose? ask. Can you believe that effectively reduced to one of my costs for buying the camera up to 30% Get away.12. There is a support Local in your area Find the answer to this question will give a great benefit in the long term. Do not sleep better at night because you feel that the extra security – in case something goes wrong with your digital camera, you can use to address a moments notice? do not know when the camera is repaired (or if it came even to a remote service repair) is one of the worst feelings a photographer can have, especially if you're in the middle of a photo shoot or project.13 . What kind of guarantee do you have? around the world / country? If you travel a lot its good to know that a country or even better – all over the world can guarantee to get your camera fixed in any place. Always take the card warranty and paste it into the camera bag.14. You have the ability to take video and audio? know, most digital SLRs have this feature. However, some non-SLRs have interchangeable lenses. This is a very useful feature if you are in a project or a photo shoot and wants to record a document or process, or the idea of a time they would otherwise have difficulty remembering or in writing. It 'always a good idea to bring a backup camera, P & D function.The you have these things could do with audio and video clips in one photo shoot are limited by your imagination … interviews, documentation, funny jokes, procedures, training, Crash, etc .15. Do you have a manual balancing white: white balance is one of the most interesting digital cameras.'s fascinante y divertido para trabajar. Coloca photography Taking esta opción de la diversión o-way-way meters arriba. En puestos en el futuro, voy a estar discussing detalle en el balance de blancos que así asegurar de reserva tuned.16. ¿Cómo is sensitive to infrared radiation? If you plan to take pictures of Infrared or enter the exciting world of artistic photography infrared then you want to know if your digital camera can do. TIP: There is a simple way to verify the sensitivity of the digital camera is an infrared device with a common – a TV remote control. At P & D, which can point the remote at the lens and the brightness of LED on the remote. This will give you an idea of how sensitive infrared camera. DSLR will take pictures of LEDs and a little 'testing or research, or simply Google the particular camera model you have in mind for the experiences of others and thinking about it. 17. How high is the ISO? ISO sensitivity is adjustable manually? is a term that refers to the film sensitivity to light. In the world of digital cameras, refers to the sensitivity Electronic sensor digital camera, in conjunction with ISO film.The used to higher the ISO the camera faster or better able to record a specific amount of ISO light.High is useful for taking photos in dark places. .. like the inside of a church or at night. The higher the ISO value, the detail you can capture a scene dark. One caution – note the amount of noise of a sample chamber, in particular, more High ISO. Some people, like others, not. Again, do not be afraid to ask or do research on the acoustic characteristics of your camera model in mind to see if this is the right choice for you.18. How high or lowest possible setting Shutterspeed what are the minimum and maximum aperture? Shutterspeed and aperture values are the basic mechanisms that lead to the camera and controls the amount of light that exposes the film or image sensor. shutterspeeds U.S. high-action scenes and prevent any movement of the camera, and uses shutterspeeds down to the effects of movement and the bulb or long exposure. You can find this information in the websites that I gave in Part 1. You can see the specifications of a camera. A light bulb or "T" function is a nice feature to have, because you can take risks for nearly long periods of time. Another feature that is if your camera has a remote control to operate this bulb or "T" mode. This gives you the opportunity to take photos without camera shake and adding to the camera. "With the goal of opening a small (very small aperture opening) allows you to have a greater depth of field so that the pictures are clear about now faced with a large aperture (large aperture opening) in units have a narrow depth of field are "selectively concentrated" 19. Do you have some form of an image stabilizer? new cameras coming out as they often have this characteristic. In short, an image stabilizer is a form of a mechanism built into the lens of the camera (depending on the manufacturer and its implementation), which essentially prevents blurring when shooting in environments low light or with a long or a telephoto lens. Since this function can mean the difference between a blurred image (not pictured alias) to a usable one.20. How close can concentrate? macro skills? The more the camera can focus .. . the greater the image of an object that can take in relation to the size of the photographic image and at the end … the greater the object's image … the detail you can get. If you want to take pictures small objects like flowers and fine details, then this is a must-have.That 's it. Whew.Do not really go to all of them … Of course, but even if only to study and reflect about half of them … and take the time … I promise you one thing that definitely will happen … He … very clever! that when he began to ask these questions … ergo it will be better able to decide which digital camera to buy … so now I am armed with the most powerful tool anyone can have the power of information! In any case, I hope you find the best value in these issues because many of my friends and to be able to get the dreams.Enjoy his camera!