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 FM-1501. 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) mention. Used FM-1501. ing 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
Pyro - Pyrotechnics are chemical explosive or flammable firework effects with a manual detonation, usually electrically fired by special fail safe equipment. There are many different kinds of pyrotechnics an. Used FM-1501. d they are primarily used to enhance a theatrical or musical performances with flashes, smoke, loud bangs and flaming light shows. While similar to fireworks, pyrotechnics are more loc. Used FM-1501. alized and generally smaller. ...
Color - Color temperature is measured in kelvins, and gel colors are organized by several different systems maintained by the color manufacturing companies. The apparent color of a light is determined largel. Used FM-1501. y by the gel color given it, but also in part by the power level the lamp is being run at and the color of material is it to light. As the percentage of full power a lamp is being run . Used FM-1501. at drops, the tungsten filament in the bulb glows orange instead of more nearly white. This is known as amber drift or amber shift. Thus a 1000-watt instrument at 50% will appear far more orange than a 500-watt instr
8-Bit DMX - A value or parameter using one DMX channel for control.. Used FM-1501. . Used FM-1501. ...
Ballyhoo - A set of programmed moves for automated lights where the lights move randomly within a specific area.. Used FM-1501. . Used FM-1501. ...