Monday, August 11, 2014

VOCAB 3


macro lens- a lens designed to be at top sharpness over a flat field

manual exposure- a camera operating mode that requires the user to determine and set both the aperture and shutter speed  

megabyte- just over one million bytes

megapixel- a million pixies

memory- the storage capacity of a hard drive or other recording media

memory card- typical recording medium of digital camera memory cards can be used to store still images moving images or sound as well as related file data

menu- an on screen listing of user option

mode- specified operating of the camera or software

noise- the digital equivalent of grain  

pan- moving the  camera to follow a moving subject

perspective- the effect of the distance between the camera and image elements upon the perceived size of objects in an image

pixel- derived from picture elements a pixel is the base component of a digital image

ram- stands for random access memory which is a computer memory capacity

raw- an image file format that has little or no internal processing applied by the camera

resolution- the amount of data available for an image as applied to image size

shutter-the apparatus that controls the amount of time during which light is allowed to reach the sensitized medium  

slr- a camera with a mirror that reflects the image entering the lens through pentaprism

stop- see

strobe-abbreviation for stroboscopic

thumbnail- a miniaturized representation of an image file

tripod- a three legged stand that stabilize the camera and eliminates camera  

ttl-through the lens

usb-universal serial bus

vr-vibration reduction a technology used in such photographic accessories as a vr lens

wide-angle lens- a lens that produces a greater angle of view than you would see with you eyes often causing the image to appear stretched see also short lens  

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