Glossary of Film and Electronic Media Terms
KB Kilobyte A computer term for a unit of data. Although commonly translated as 1,000 bytes, it is actually 1,024 bytes.
Kelvin scale Unit of measurement used in TV lighting which indicates the color temperature of a light source.
key Luminance key. Picture combining effect where the dark parts of one video source are replaced with video from another camera's picture.
key card A camera card with white lettering on a black background commonly used to add (key in) titles and other written material over a over a background scene.
key clip A control on a video effects unit used to set the threshold level for color or luminance keying.
key light The brightest frontal light on a scene. A light which establishes the form, dimension and overall appearance of a subject.
key source A video source keyed into background video.
key words The more important words within sentences which, when emphasized, more effectively convey essential meaning.
keyboard The primary input device for a computer containing alphanumeric and other keys which activate specific computer functions.
keyed-in time-code As opposed to burned-in time code, SMPTE time code numbers electronically and temporarily keyed over background video.
keystoning Optical distortion of a picture, especially apparent in parallel lines, due to shooting subject matter at an angle not perpendicular to lens axis.
kicker, kicker light A light typically placed between the backlight and the fill lights. Sometimes used to simulate the light from a window behind a subject.
kilobyte (K or kB) Computer data measure 1,024 bytes of information.
kilohertz (kHz) A unit of frequency equal to 1,000 Hz.
kinescope recording Recording a video production by making a motion picture from the screen of a television monitor.
Ku-band A bank of frequencies higher than the C-band used by some satellite transponders.
kukaloris (cookie) A metal pattern used in a special spotlight that's used to project a pattern on a background.
© 1996-2004, R. Whittaker