| Term | Definition |
| depth of field | (DOF) space in front/behind the plane of best focus |
| extensive DOF | (small opening) everything is in focus (F8-F11) |
| shallow DOF | (big opening) just the subject is in focus (F2.8-F3.2) |
| Aperture | hole in the lens that lets light in |
| F-stop | way aperture is measured |
| liquid crystal display | LCD |
| cathode ray tube | CRT |
| electronic viewfinder | EVF |
| display button | toggle between EVF and LCD |
| AF mode | chooses area to focus |
| metering mode | (.) (center) exposure reading |
| white balance | adjusts for light source |
| ISO sensitivity | light sensitivity |