Hidden Devices that Light Our World: Lightpipes

Bill Cassarly, David Jenkins, Anurag Gupta, and R. John Koshel

Lightpipes are used in a wide range of applications including automotive dashboards, pool and spa lighting, jewelry cases, liquid crystal backlights, and projection systems. Their main purpose is to transport flux from the source to the target. The complexity of lightpipe designs continues to increase as improvements in illumination software and computer speed allow better systems to be built.

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