Inrad Optics, Inc., together with its subsidiaries, manufactures and sells glass, crystal, and metal based optical components, and sub-assemblies. The company offers UV-IR optics and assemblies, such as precision custom optics and thin film optical coatings; glass and single crystal substrates; and deposit optical thin films, and assemble sub-components used in advanced photonic systems. It also offers large form factor transmission flats, optical windows for airborne applications, multi-element optical assemblies, lenses, mirrors, polarizing optics, prisms, and wave plates; interferometer and transmission flats; and multi-element optical assemblies. In addition, the company provides X-Ray imaging optics, including bent x-ray monochromators from crystal materials and orientations; and metal substrate optics and assemblies, such as precision aspheres, large and small metal mirrors, low RMS surface finish polished mirrors, reflective Porro prisms, and thermally stable optical mirrors; and void-free gold and electroless nickel plating specialties. Inrad Optics, Inc. exports its products Canada, the Czeck Republic, Germany, Singapore, Europe, Israel, and Japan. The company was formerly known as Photonic Products Group, Inc. and changed its name to Inrad Optics, Inc. in 2012. Inrad Optics, Inc. was incorporated in 1973 and is based in Northvale, New Jersey.