EFP (VT) stands for mechanical field production. Normally pertains to television, where large crews using several cameras are employed on location for a specific evidence, e.g. a sports match. This can either be broadcast live or can be taped for transmission or showing later.
Egg crate (VT, film) a piece of tools put in front of a light to stop the diffused beam going beyond that point.
8 mm (film) movie that is 8 mm wide; the smallest and most basic style used in the past by amateurs – the original home movies medium.
See also 70 mm, 16 mm, super 8 mm, and 35 mm
Eh (VT) stands for mechanical journalism. Refers to the sort of news reporting you get with lightweight portable cameras and a very little crew.
See also ENG
Ektographic (ST) a trade name (Kodak) for a clear, plain slide upon which you can write whatever you want.
See also write ons
Elevate (VT, film) a camera instruction. It means to raise the camera vertically.
See also depress
ELS (VT, film, ST) stand for extremely lengthy shot.
See also shot lengths
Encoding (ST, BT) is the act of placing mechanical pulses on the original sound tape of a slide-tape program. These pulses direct the projectors, through fit intermediary tools.
ENG (VT) stands for electronic news gathering. Usually pertains to television, where a little crew with just one portable camera covers evidence.
Engineer (sound) are more or less self-explanatory – the person who operates the equipment in a sound studio during both 
recording and combination. Not necessarily the same person who carries out the repairs, though.
English (VT, film) a lighting term, describing the way barn doors are placed over a light to make vertical slits.
Establishing shot (VT, film) an expression used in scripts. Establishing shots are mood setters, really; usually short general background shots to show a certain amount of information about the action which follows, e.g. the outside of a building inside which the next scene takes place, or a panoramic view of a city where the story is set.
Explosion wipes (VT) a gimmicky way of replacing from one picture to the next. The new picture bursts quite rapidly from the centre of the display, spreading quickly over the whole area and replacing the previous picture.
Ext (ST, VT, film) any picture making, videotaping or filming which has to be done in the open air more usually seen ons scripts where such a shot or scene is required sometimes abbreviated to ext.
Extra (VT, film) is second-division actors on a production. Then don’t have speaking parts, other than that of background conversation or ‘rhubarb rhubarb’ noise-making roles. Used for crowd scenes, street scenes, filling up an eating place or hotel lobby interior shot, etc.
Eyeline (VT, film) the line of eye contact between a performer and the camera or between two performers – in the latter case a tricky one from the continuity point of view. If you’re shooting a scene with two or extra actors from several different angles (for a more interesting edited result) you must be careful that the logic of their eyelines is right on each different camera angle, otherwise, in the complete production, you can get the impression that the actors are staring about wildly in several different directions.