Lighting Tech Theater Quiz

Batten-

a wood or metal pipe from which stage lights, drops, and scenery are hung.

Electric-

a batten with electric devices on it (lights etc...)

Instrument:

Any lighting unit intended for use with the theatre, often programed in a lighting console, and hung on a batten.

Ellipsoidal-

instrument that uses an ellipsoidal lens, allowing for a highly controlled and focused light.

Fresnel-

a lighting instrument using a fresnel lens, creating a large area of well diffused light.

Strip light-

a strip of sockets in a single fixture often filtered with color

Scoop-

flood lite using large scoop-shaped reflector

Circuit-

the area where electricity flows

Dimmer-

a device used to control how much voltage is supplied to a circuit.

Control channel-

controls one or more circuit/dimmer

Sub master-

Controls one or more Control Channel

Cross Fader-

Used during a show to control the fading in and out of light from one stage area to another simultaneously.

Grand Master- 

Controls all powered elements programed into the lighting control Counsel.

c-clamp- 

Metal clamp in the shape of a C used to attach materials to a batten.

twist nut-

adjusts the twist of the lighting instrument

yoke-

handle of a lighting instrument

yoke nut-

adjusts the tilt of the yoke

housing-

the metal structure that encloses a lighting instrument

guts-

the internal part of a lighting instrument responsible for connecting the lamp.

barrel-

the extend portion of ellipsoidal that contains the lenses.

shutter-

modifies the shape of light cast by the instrument

gobo-

thin metal template with a pattern punched out attached to a lighting inst. to create patterned or textured lighting effects

Lamp-

source of light in stage lighting instruments, made up of a tungsten filament, halogen gas and a crystal encasement.

Command Chain-

Operator, Fader, Dimmer, Circuit, Instrument, Light.

Wireless Command Chain-

Operator, Fader, Sow baby, receiver, Light.

PAR-

Parabolic Aluminized Reflector

Rule of 45-

The desire to have lighting from 45 degrees up and of set by 45 degrees to the left and right.

Rule of 80-

the desire to keep dimmer loads below 80% of their maximum potential.