Lens - A lens is a device for either concentrating or diverging light, usually formed from a piece of shaped glass. Analogous devices used with other types of electromagnetic radiation are also called lense. Used VL2000 Spot. s: for instance, a microwave lens can be made from paraffin wax.
The earliest records of lenses date to Ancient Greece, with Aristophanes' play The Clouds (424 BC) men. Used VL2000 Spot. tioning a burning-glass (a convex lens used to focus the sun's rays to produce fire). The writings of Pliny the Elder (23-79) also show that burning-glasses were known to the Roman Empire, and mentions what is possibly t
10-Bit DMX - A value or parameter using two DMX channels for control.. Used VL2000 Spot. . Used VL2000 Spot. ...
Color Changers - A conventional lighting fixture with a remotely controlled colored changeable filter over the lens. There are three kinds of mechanisms used in color changers, a wheel with lens sized holes into which. Used VL2000 Spot. colored gells can be placed, multiple fixed filters that can be moved in and out of the beam to mix the colors and a scroller which uses continuous, usually dichroic, filters to m. Used VL2000 Spot. ix an even greater number of colors.
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Rack Module - A dimmer rack module is an individual dimmer designed to be installed in a dimmer rack.. Used VL2000 Spot. . Used VL2000 Spot. ...
Memory Consoles - Memory-based consoles have become very popular in almost all larger installations, particularly theatres. These new types of controls have completely replaced preset consoles as controllers of choice. Used VL2000 Spot. . Memory consoles are preferable in productions where scenes do not change from show to show, such as a theatre production, because scenes are designed and digitally recorded, so t. Used VL2000 Spot. here is less room for human error, and less manpower is required to produce the same result.
Memory consoles have a bank of faders called 'submasters.' These submasters can be programmed to control a single