K is for Kill, not as ominous as it sounds and very little else so we will include L as well to make it worthwhile.
Kelvin: A measure of light color temperature, abbreviated "K".
Key Light: The main or dominant source of light focused on a performer or object on stage.
Kicker: A secondary side-light or back-light used to accent
Kill: An instruction given by the stage manager or director to stop an action, turn off a light, or cut a sound effect immediately.
Well we said there weren’t many so here goes with L which is for Lamps, Legs and Lines so read on for even more
Lamps: the thing that creates light in a lantern or “bulb” as we know it
Lantern – stage light that holds the lamps
Leading lady/man: person who plays the main part in a film, play, etc
Lectern: upright desk or stand, usually with a slanted top, to hold text or music when someone is speaking
Leg: vertical curtains drapes) hung at the sides of the stage to mask views of side off stage
Lens: Optical glass used to direct light by concentrating or dispersing light beams. Usually has one or both sides curved
Level – intensity of sound or light.
Libretto: both the spoken dialogue and the song lyrics of a musical, opera or operetta. (Italian for 'little book', from the small booklets sold to opera audiences).
Librettist: one who writes Libretto’s
License: the document requiredthat grants permission to produce a play or musical after paying a royalty to the author and/or licenser
Lighting designer: the person responsible for the look of a production's lighting: how the stage is lit and any lighting effects
Lighting Plot: detailed, architectural-style blueprint or map used by lighting designers to show where lighting fixtures go, how they are focused, and how they connect in a venue
Limes: an old term for Follow Spots
Lines: the words of a particular role
Loading Dock: large entrance from outside the theatre for loading and unloading scenery, equipment etc – often very tall to allow easy access of scenery flats.
LX: short for Electrics – person(s) responsible for the stage lighting for a production
Lyrics: the words for a song or songs
Lyricist: the writer responsible for the lyrics of a show as apposed tom the music or lines