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F
FLOOD LIGHT
Lighting fixture that emits a broad field of light with a soft edge such as a borderlight, scoop light, cyc light or Q light.
FLOORCANS
A PARCAN with an extra trunnion arm / yoke, and often a short nose, which is designed to sit on the floor.
FLOORPOCKET / FLOOR POCKET
(US) A electrical socket mounted under a flap in the stage floor (UK equivalent is DIP).
FLUORESCENCE
- The property of some materials to glow when subjected to light. This normally refers to ultraviolet light, although blue visible light (along with many other colors) can cause fluorescence. The materials degrade the UV wavelengths into longer and therefore visible reflected rays.
- The ability of some materials, such as phosphors, to convert ultraviolet energy into visible light.
- A process by which certain pigments or materials can be made to appear to self illuminate when exposed to UV light.
FLUORESCENT LAMP
A type of lamp which converts UV light into visible light through fluorescence. Fluorescent lamps are one of the least commonly used lamps on stage.
FLY BARS
The metal bars to which scenery and lanterns are attached for flying above the stage.
FLY-AWAY
A lighting design term referring to a cue in which automated lights move upward away from the stage in a sweeping motion.
FLYING PIG SYSTEMS
Makers of the Wholehog / Hog range of lighting control desks.
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