Digital & Compact Photography Glossary -Part 2:
Crop Factor: A digital SLR sensor is smaller than a frame of 35mm film, so only a portion of the image that passes through the lens is captured by the sensor.
Autofocus:Autofocus systems can include anywhere from 3 to 9 individual focus points. More important that the number of points is the accuracy of the system.
Continuous Drive: A continuous drive lets you take multiple photos in rapid succession. More expensive cameras have faster continuous drives.
File Formats: RAW and JPG
JPG is the standard format for digital images, and is easy to e-mail, upload and print, but RAW offers significantly more creative freedom.
Aspect Ratio: Wonder why your digital prints never turn out exactly like the image on your computer monitor? The culprit is aspect ratio.
Read more: Digital & Compact Photography Glossary -Part 1
