R - Used Product Index

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 Lighting. 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 f. Used Lighting. ilters.

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...

Moving Lights - Moving lights or intelligent fixtures were originally implemented in 1972, but the first computer-controlled stage lighting fixtures began to gain widespread acceptance in the concert industry in the . Used Lighting. early 1980's. As the digital age progressed, the cost of these fixtures was reduced and they slowly started being used in more 'traditional' theatrical environments. Intelligent fixtu. Used Lighting. res are currently used in almost all major theatrical productions.

Usually relying on compact arc lamps as a light source, these fixtures generally use stepper motors connected to varying internal devices...

Followspot - Followspot is a generic term used to describe any number of lighting instruments used to highlight performers on stage. A followspot operator moves the followspot to follow the performer or to accent. Used Lighting. some action or prop etc. Somtimes called limes, dating back to the days of limelight.

Followspots are generally much brighter than conventional lighting instruments, and. Used Lighting. often use a lamp with a considerably higher color temperature.

8-Bit DMX - A value or parameter using one DMX channel for control.. Used Lighting. . Used Lighting. ...

Lux - The lux (symbol: lx) is the SI derived unit of illuminance or illumination. It is equal to one lumen per square metre.

The difference between the lux and the lumen is that the lux takes i. Used Lighting. nto account the area over which the luminous flux is spread. 1000 lumens, concentrated into an area of one square metre, lights up that square metre with an illuminance of 1000 lux. T. Used Lighting. he same 1000 lumens, spread out over ten square metres, produces a dimmer illuminance of only 100 lux.

Achieving an illuminance of 500 lux might be possible in a home kitchen with a single fluorescent lig...