Vocabulary

AE- automatic exposure

AF- Auto Focus

APERTURE- opening in the lens that allows light to enter the camera 

APERTURE PRIORITY- type of automatic exposure in which you have to select the aperture and the camera will automatically select the shutter speed

ARTIFICIAL LIGHT- refers to any light source that doesn't exist in nature, such as fluorescent,incandescent, and other unnatural lighting

AVAILABLE LIGHT- amount of illumination at a given location that applies to natural and artificial light sources but not for those supplied specifically for photos.

BACKLIGHT- light that projects toward the camera from behind the subject

BIT/BYTE- binary digit /eight bits 

BOUNCE LIGHT- light that reflects off of another surface before illuminating the subject

BULB- camera setting that allows the shutter to stay open as long as the shutter release is depressed 

CARD READER- device that connects to your computer and enables quick and easy download of images from memory card to computer 

CLOSE-UP- general term used to describe an image created by closely focusing on a subject 

COMPRESSION- method of reducing file size through removal of redundant data, as with the jpeg file format

CONTRAST-  difference between two or more tones in terms of luminescence, density, or darkness

CPU- Central Processing Unit 

CROPPING-  process of extracting a portion of the image area

DAYLIGHT-white balance setting that renders accurate color when shooting in mid-day sunlight

DEPTH OF FIELD- image space in front of and behind the plane of focus that appears acceptably sharp in the photograph 

DOWNLOAD- transfer of data from one device to another 

DPI- Dots Per Inch

EXPOSURE- when light enters the camera and reacts with the sensitized medium