Bump Button - A lighting console button that performs on action when pressed and another when released. This is a lighting console term.. Used Technobeam. . Used Technobeam. ...
House Lights - House lights are incandescent or fluorescent floodlights. House lights provide light for the audience before and after performances and during intermissions. Work lights provide general lighting backs. Used Technobeam. tage, or in the house. House lights are often controlled by dimmers, but are sometimes on simple switches. Work lights are almost always switched only. House and work lights are usu. Used Technobeam. ally off during performances but are occasionally included in the lighting design to establish focus or emphasize plot elements. ...
Lighting Console - . Used Technobeam. . Used Technobeam.
Dichroic - In optics, the term dichroic has two related but distinct meanings. A dichroic material is one which either causes light to be split up into distinct beams of different wavelengths (colours), or, one . Used Technobeam. in which light rays having different polarizations are absorbed by different amounts.
The original meaning of dichroic (from the Greek dikhroos, two-coloured) refers to. Used Technobeam. any optical device which can split a beam of light into two beams with differing wavelengths. Such devices include mirrors and filters, usually treated with optical coatings, which are designed to reflect light over a ...
Aircraft Landing Light - A narrow beam PAR lamp (28 volt) that is used on aircraft and often adopted for PAR64 and PAR46 lamps. They are most commonly 4 lamps wired in series to attain the required voltage of the circuit as . Used Technobeam. close to 120 volts. ACL lamps have a higher intensity, brightness and color temperature than the standard PAR lamp.
ACL lamps are more expensive than standard PARs and . Used Technobeam. have a shorter life.