OptiGrate, an IPG Photonics company, is a pioneer of commercial volume Bragg gratings (VBGs) and a reliable supplier of VBGs to more than 600 customers on six continents since 1999. The key products include reflecting, transmitting, and chirped VBGs for wavelength locking and stabilization of diode lasers, mode selection in solid state and fiber lasers, ultra-narrow line optical filters for spectroscopy and imaging systems, and stretchers and compressors for ultra-short pulsed lasers.