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Decoding Technology: Choosing a Digital Camera

by Tim Walker and Chip Donohue
May/June 2006
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Article Link: https://www.childcareexchange.com/article/decoding-technology-choosing-a-digital-camera/5016922/

The popularity of digital cameras for use in early childhood settings is growing. However, administrators are finding it increasingly difficult to sort through all of the options that are out there. The challenge is selecting the right one to fit all of your program's needs without going over budget. A helpful first step is to become familiar with the basics.

Tech Terms

Pixel: Short for picture element. Digital photos are made up of hundreds of thousands or sometimes millions of these tiny squares. The more you zoom in on a digital photo, the more blurred it will appear; and eventually you'll start to see these pixels. This process is called pixelization. A megapixel is the equivalent of one million pixels.

Resolution: Determines the quality of a digital photo, whether it is printed or displayed on screen. To find the resolution of a photo, you multiply the number of pixels horizontally across by the number of pixels vertically down.

Color Depth: Determines the number of colors in a digital photo. In addition to resolution, it is an equally important factor contributing to quality. 24-bit (or 16 million colors) is sometimes referred to a "true color" because it is close to what the human ...

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