For more than twenty years, OptoSigma has been at the forefront of the optical components industry, manufacturing thin-film coatings to precision standards. Sure, we have an impressive catalog offering, but we also excel at providing specialized manufacturing for custom orders. We offer coatings on customer furnished materials as well as our large inventory of optical components. OptoSigma provides a wide array of custom coatings – anything from simple modifications to our catalog specifications to entirely specialized designs. At OptoSigma, we deliver more than just a catalog to our customers – we deliver unmatched service and true engineering insight. Why not see for yourself?