OptiGrate's full range of products include transmitting (TBG), reflecting (RBG) and chirped (CBG) volume Bragg gratings. Our superior technologies were devised by the company’s founders, and licensed from the University of Central Florida (UCF) in Orlando, FL, the 2nd largest university in the U.S. We offer volume Bragg gratings (VBG’s) with the widest range of specifications in the world and can manufacture VBG’s with efficiencies greater than 99.9%. We also offer the narrowest linewidths, largest dimensions, lowest absorption and other record parameters.