ENERGY - LED Streetlight System Cuts Down On Light Pollution And Improves Energy Efficiency

A new LED street lighting system that greatly improves energy efficiency while also cutting down on unwanted light pollution has been developed by an international team of researchers from Mexico and Taiwan. The system is set up so that the high-efficiency LEDs only shine where they are needed, greatly reducing light pollution.Image Credit: Optics ExpressNo more bright street lights shining through your bedroom window when you're trying to s ...

http://cleantechnica.com/2013/04/29/led-streetlight-system-cuts-down-o