L cut. See split edit.
laser film recorder. Latest tape-to-film transfer finishing machine that works by scanning digital images onto negative film frames using three RGB lasers. Also referred to as a laser recorder or a laser printer.
latency. The time between a request for data and the start of the data transmittal; a waiting period in essence. The term is applied to networks, disks, channels, and communication between devices. Low latency means a short waiting period.
latent edge numbers. See key code.
lay in. Put in music or sound from first frame to last to see how it fits against cue time and the picture. When the music lays in perfectly, no adjustments are necessary.
layback. Transfer of the completed sound mix onto the videotape show master.
laydown. (noun or verb) Record or transfer audio, black, picture, time code, etc. from one tape or medium to another tape or medium.
LCRS. Left-Center-Right-Surround speaker channels in a movie theatre. During the pre-mix and mix, the mixers assign tracks to LCRS speaker channels.
leading. Space between lines of text that can be adjusted when titling or adding credits to a show on a CG or a digital editing system.
level. Video: Brightness and contrast of the color. Audio: See gain.
LFOA. Last Frame of Action. Last frame of picture or sound on a film reel which is the final frame to be included when measuring reel length. The LFOA is noted on mix sheets and in the notes for each reel sent to the negative cutter. Same as LFOP.
LFOP. Last Frame of Picture. See LFOA.
lightstruck leader. Leader made from raw stock that the film lab has deliberately exposed to light so it becomes lightstruck and turns white.
Lightworks. Professional digital editing system.
limiter. An analog circuit in an audio recorder that automatically adjusts volume to prevent clipping when a digital or analog signal surpasses a preset level.
line cut. Tape of the switches from one camera angle to the other that the multiple cam director called out as the show was shot.
linear editing. Making or recording each edit sequentially from the beginning of the show to the end of the show.
lined script. Pages of script shot each day and marked by script supervisor with vertical lines indicating where each take starts and ends.
locked cut. Final edited cut that should be considered unchangeable.
lo-con. Low contrast positive film stock made from OCN, dupe neg, or interneg that’s printed and timed brighter in the lab then telecined to make a video master.
logger. 1) Person who enters (logs) info about tape (description, take number, time code etc.) so editor and other post personnel can locate footage. 2) Person who marks transcripts so editor and other post personnel can locate footage.
LokBox. Essentially an electronic synchronizer, the LokBox locks (syncs) a video tape machine with a film synchronizer so that the negative cutter can cut the negative. Used on shows that have been edited digitally and have no work print, the LokBox runs forwards and backwards and has also been used to cut sound on film.
long form. TV show that is feature length such as a variety show, MOW, or mini-series.
long shot. (LS) A shot framed long that focuses on the action from a distance.
loop group. A group of professional actors who perform walla and wild lines to simulate members of a crowd and are recorded on an ADR stage. Also called loopers.
loop. Verb: Another word for ADR. To “loop” an actor means to replace their dialogue. Noun: A piece of mag consisting of a few feet of sound — FX or walla — spliced to itself to form a loop, hung, and recorded to the final track during the mix when sound is edited and mixed on film.
looper. A member of a loop group. See also loop group.
looping. ADR. See also loop and ADR.
lossless. Scheme of file compression which retains all the data in the image so that when it’s decompressed the data can be completely reconstructed. For example, a GIF (Graphics Interchange File), used on the Web is lossless as are spreadsheets, text files, and MPEG files. Opposite of lossy.
lossy. Scheme of data compression which reduces the amount of data in the image so that when it’s decompressed some of the original data is lost. Commonly used for video and sound image files such as JPEGs and MPEGs where users won’t notice the image loss.
loupe. A small, single lens magnifying glass resembling a monocle used to examine film frames.
LTC. Longitudinal Time Code. Analog time code that can be read when the tape is moving and that is laid down lengthwise (longitudinally) during or after production to an audio track.
LTO. Linear Tape-Open. Magnetic tape storage technology used for archiving since it can hold hundreds of GB on a single cartridge.
luma. See luminance.
luminance. Non-color portion of a video image or signal that holds the black and white data (brightness and contrast).