Lighting Design Flashcards

1
Q

advance bar

A

lighting bar hung from auditorium close to stage

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2
Q

amp

A

abb. amplifier used to amplify sound

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3
Q

AMP

A

abb. Ampere, a unit of electrical current

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4
Q

baby spot

A

small spotlight under 500w

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5
Q

backlight

A

light coming from upstage, behind scenery or actors, to sculpt and separate them from the background

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6
Q

back projection

A

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.

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7
Q

bar

A

metal tube used for hanging lanterns

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8
Q

barn-door

A

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.

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9
Q

battens

A

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.

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10
Q

beam light

A

lantern with no lens but with parabolic reflector

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11
Q

bifocal spot

A

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.

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12
Q

blackout

A

a lighting cue where all stage lights go off simultaneously.

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13
Q

board

A

abb. for “lighting control board”

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14
Q

build

A

increase light levels

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15
Q

build round

A

lighting check

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16
Q

channel

A

connected circuit in lighting system

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17
Q

check

A

decrease light levels

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18
Q

cinemoid

A

type of colour gel

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19
Q

circuit

A

means by which a lantern can be identified and connected to a dimmer

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20
Q

clamp

A

normally used to attach lanterns to bars

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21
Q

colour call

A

list of gels for a design

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22
Q

colour filter

A

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.

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23
Q

colour mixing

A

combining the effects of two or more lighting gels.

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24
Q

control room

A

where lighting is controlled from

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25
cross-fade
bringing another lighting state up to completely replace the current lighting state. Sometimes abbreviated to Xfade or XF.
26
cue lights
system of lights used to give “Cues”.
27
cue sheet
list of effects
28
diffusion gel
also called Frost. Softens light
29
dimmer
device that controls electricity passed to lanterns
30
downlight
a light from directly above the acting area.
31
dress rehearsal
full costume/lighting/effects/sound/ action rehearsal
32
electrician
(Chief, Deputy, Assistant) responsible for lighting
33
elex
‘LX’ electrical things or electrical department
34
elex tape
“LX” tape sticky back plastic tape available in various colours
35
ellipsoidal
type of reflector used in profile spots
36
engineer
usually “sound” but can be “lighting”
37
fader
means of controlling lights
38
flash
when lights are flashed for effect
39
flash up
method of testing lanterns
40
floats
jargon for footlights
41
flood
to wash the stage with general lighting. The name given to a basic box-shaped lantern with a simple reflector used to achieve this effect.
42
focus
The adjustment of lighting/projection equipment and/or the direction in which it is aimed
43
focusing session
when adjustment and plotting is done
44
follow spot
large profile spotlight with operator
45
fresnel
adjustable spotlight giving a diffused light, created by the construction of its lens of ‘concentric circles’. Used with barn doors.
46
FX
abb. for ‘effects’
47
gel
coloured lighting film (originally made from gelatine)
48
gobo
metal slide placed in gate of lantern which throws a pattern
49
groundrow
floodlight battens placed on stage
50
halogen
gas contained in lamps
51
heads below
warning shouted if anything is dropped from above
52
house lights
the lights that illuminate the auditorium before and after the performance and during intermission.
53
impedance
term of electrical resistance
54
iris
device in lantern gate that allows beam size to be altered
55
kill
instruction to stop action or effect
56
lamps
the thing that creates light in a lantern (“bulb” in domestic terms)
57
lantern
stage light
58
level
intensity of light
59
lighting plot
lighting cue description
60
light set
a term used to describe a situation where no physical set is used on stage. The ‘set’ is created entirely by means of lighting.
61
lose
to turn something off
62
limes
old term for Follow Spots
63
mains
power source
64
master
lever/slide which controls all light
65
multicore
thick cable containing many cables
66
PC - prism convex
or “pebble”. A lens in a lantern
67
par can
type of lantern containing a fixed beam par lamp
68
patch panel
panel where lighting circuits are connected and changed – ‘patched’
69
perch
lighting position concealed behind proscenium
70
profile spot
lantern which can produce hard or soft light
71
plot
any list of cues
72
prompt copy / book
the master copy of the performance, including all blocking, effects and cues
73
record
plotting a lighting cue by saving it to the lighting board
74
reflector
shiny surface in back of lantern which helps throw light
75
rigging
fixing lighting, sound and scenic devices to the theatre structure
76
saturation rig
lighting rig at full capacity
77
scatter
low level light cast at side of normal light beam
78
shin buster
low side lights
79
shutter
device in lantern used to shape beam
80
slots
device in lantern used to shape beam
81
special effects
lighting effects used to enhance a theatrical performance.
82
spill
unwanted light on the stage
83
strobe
flashing light
84
tech
Technical Rehearsal
85
throw
distance between lantern and object
86
tripe
thick bundle of cables from lighting bar
87
tri-lite
lighting/scenic metal section made from three lengths of lightweight alloy (triangular construction
88
UV
abb. Ultra Violet
89
working lights
lights used by stage crew to aid work