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Color gel - Color gel is a translucent or transparent coloured material that is used in theatre to colour light. Modern gels are usually made of polycarbonate or polyester, but the name arose from the gelatin ori. Used . ginally used. See gel (theater).

Gels are also used in photography and cinematography for the purpose of color correction, and in this capacity are usually called color filters.<. Used . br />
Similar colors may vary between different companies' formulations - for instance, they all have a color named 'bastard amber', yet Rosco's bastard amber is different from Lee's is different from G...

Chase - A set of cues that loops again and again. This is a lighting console term.. Used . . Used . ...

Fresnel Lens - A Fresnel lens is a type of lens invented by Augustin-Jean Fresnel. Originally developed for lighthouses, the design enables the construction of lenses of large size and short focal length without th. Used . e weight and volume of material which would be required in a lens of conventional design.

The Fresnel lens (often pronounced FREZ-nell but usually the original fre-NELL in theatr. Used . ical and motion picture lighting applications) reduces the amount of material required compared to a conventional spherical lens by breaking the lens into a set of concentric annular sections known as Fresnel

Zoetrope - Early device for creating the illusion of continuous motion. A sequence of still pictures was viewed rapidly through slits in a rotating drum so that the images appeared to merge. . Used . . Used . ...

Xenon Lamp - A type of discharge lamp with high output generally used in Strobe lights and flashes, though sometimes found in some followspots. These lamps utilize an internal electrical discharge passed between . Used . electrodes suspended in xenon gas. Xenon lamps have a color temperature of between 5600 - 6500°K and produce extremely intense, incoherent, full-spectrum white light usually for very short d. Used . urations. ...