| A | B |
| wide-angle lens | view wider than normal |
| interpolation | adding new pixels to existing pixels |
| aperture | circle-shaped opening |
| noise | grainy look |
| diopter | adjusting viewfinder lens |
| focal length | relative size of lens |
| ambient light | existing light |
| pixels | tiny squares of different colors |
| back lighting | light directed from behind subject |
| normal lens | the way your eyes see |
| AE lock | lock in a scene then recompose it |
| fast lens | aperture opens very wide |
| panning | slow shutter speed |
| f stop | lens aperture setting |
| fill light | secondary light |
| telephoto lens | narrow angle of view |
| RAW | format contains the most info |
| CMOS | choice for high resolution digital cameras |
| single lens reflex | viewing and picture-taking in one place |
| jpeg | format of 16.7 million colors |
| compression | smaller file with same info |
| gif | format of 256 colors |
| UV filters | clear, neutral filter |
| camera angle | postion of camera and subject |
| fixed zoom lens | point and shoot digital cameras |