"World records in Volume Bragg gratings."
BragGrate™ Holographic Optical Elements
We design and manufacture various types of VBG-based holographic optical elements (HOE) in photo-thermo-refractive glass. The gratings can be manufactured in Reflective, Transmitting and Chirped configurations, specific to our customer needs.
Reflecting (RBG)
Welcome to OptiGrate
The OptiGrate team pioneered commercial Volume Bragg Gratings (VBGs) from photo-thermo-refractive (PTR) glass. Today, OptiGrate is a part of the IPG Photonics company and is a leading manufacturer of VBG-based filters and gratings. OptiGrate supplies holographic optical elements to more than 600 customers on 6 continents in Optoelectronic, Analytical, Medical, Defense, Quantum, and other industries.
