Inrad Optics, Inc., together with its subsidiaries, develops, manufactures, and markets glass, crystal, and metal based optical components, and sub-assemblies. It 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. The company 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, it 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. also exports its products Europe, Israel, Asia, 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.