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A color scroller, color changer, or "scroller" is a lighting accessory used to change color gels on stage lighting instruments without the need of a person to be in the vicinity of the light. [5] It is attached in the gel frame holder on the outside of a lighting instrument, immediately in front of lens assembly.
OPPLE's Wujiang production center is the largest industrial lighting site in Asia, featuring fully automated assembly lines. In 2012 OPPLE opened its Research Application Center in Shanghai with the goal of researching the effects of light on health and human life. In 2012 OPPLE opened a large R&D center adjacent to its Wujiang factory.
LED power dissipation is modeled as a current source; thermal resistance is modeled as a resistor; and the ambient temperature is modeled as a voltage source. High power light-emitting diodes (LEDs) can use 350 milliwatts or more in a single LED. Most of the electricity in an LED becomes heat rather than light – about 70% heat and 30% light. [1]
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