Lighting Design Flashcards
advance bar
lighting bar hung from auditorium close to stage
amp
abb. amplifier used to amplify sound
AMP
abb. Ampere, a unit of electrical current
baby spot
small spotlight under 500w
backlight
light coming from upstage, behind scenery or actors, to sculpt and separate them from the background
back projection
a method of projecting images onto a translucent screen from behind. Often used for projected scenery or special effects. Because the projector is usually close to the screen, special lenses are needed to ensure that the image seen by the audience is large enough.
bar
metal tube used for hanging lanterns
barn-door
a rotatable attachment consisting of two or four metal flaps (hinged) which is fixed to the front of a Fresnel or PC type lantern to cut off the beam in a particular direction(s). Profile lanterns use SHUTTERS to achieve a greater degree of control and accuracy.
battens
compartmentalised floodlights set up so as to allow colour mixing. See also GROUNDROW. Low voltage battens are commonly used as light curtains & for colour washes. Known in the US as a Strip light.
beam light
lantern with no lens but with parabolic reflector
bifocal spot
profile lantern with two sets of shutters, one of which produces a hard edge, and one a soft edge. Not necessary in zoom profiles, because this requirement is fulfilled by two lenses.
blackout
a lighting cue where all stage lights go off simultaneously.
board
abb. for “lighting control board”
build
increase light levels
build round
lighting check
channel
connected circuit in lighting system
check
decrease light levels
cinemoid
type of colour gel
circuit
means by which a lantern can be identified and connected to a dimmer
clamp
normally used to attach lanterns to bars
colour call
list of gels for a design
colour filter
a sheet of plastic usually composed of a coloured resin sandwiched between two clear pieces. The coloured filter absorbs all the colours of light except the colour of the filter itself, which it allows through. A colour filter is sometimes known as a Gel, after the animal material Gelatine, from which filters were originally made.
colour mixing
combining the effects of two or more lighting gels.
control room
where lighting is controlled from