Established in 1973, Cleveland Crystals Inc. is a manufacturer of nonlinear optic and electro optic crystals and devices for applications in the laser industry. Based in Highland Hts, Ohio. the firm is a member of the Gooch & Housego group.The company has a wide range of products such as pockets cells, Q switches, infrared wave plates, sol gel and dielectric thin film anti reflection (AR) coatings, KDP, KD*P, BBO crystals (beta barium borate), AGS (AgGaS2 silver gallium sulfide), AGSe (AgGaSe2 silver gallium selenide), CdS, CdSe and many more. Its services include coating, contract services, mounts and holders, etc.