Optics for Hire, an engineering and product development company located in a suburb of Boston, announced today it has developed a lens design based on the new CREE XB-D LED. OFH Lighting‟s 20 mm TIR optic has a 8.3 degree beam angle and 16 degree field angle with uniform color and intensity. Additional beam pattern designs will be available in the coming weeks. The XB-D LED provides double the lumens-per-dollar as the previous generation of CREE LEDs. “For the best performance, an LED optic should be optimized for the chip to be used. Seco...