What kind of camera do I need to print out a 4 x 6 inch image or a 8 x 10's?

Most, if not all, cameras have several image quality settings to choose from. They are first broken down by resolution (e.g. 2048 x 1536, 1600 x 1200, 1024 x 768, etc) and then by quality (e.g. SHQ, HQ, SQ). What's the right one to use?The deal is this: quality is inversely proportional to the amount of JPEG compression the camera uses. Thus, a higher quality image will have less compression, and vice versa.High quality, low compression           Low quality, high compressionAs you lower the qua ...

How do digital cameras work?

In contrast to a conventional film camera, in a digital camera the light is focused onto an image sensor called a CCD (charge coupled device). The CCD is a collection of light-sensitive photosites that produce an electric charge when struck by light. These charges are converted into numbers that are stored in the memory (usually on a memory chip). From there, the whole image can be displayed, sent to a computer, or even printed directly on a printer. ...

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