Inrad Optics, Inc., together with its subsidiaries, develops, manufactures, and markets crystal-based optical components and devices, custom optical components, and precision optical and opto-mechanical assemblies in the United States. The company provides optical components, optical coatings, and subassemblies for the military, aerospace, industrial, and medical marketplace; precision metal optics; and UV filter optical components for use in critical applications in defense systems, such as missile warning sensors, as well as opto-mechanical design and assembly services. Its optical components include planar, prismatic, and spherical components fabricated from glass and synthetic crystals comprising mirrors, lenses, prisms, wave plates, polarizing optics, X-ray monochromators and mirrors, and cavity optics for lasers. The company also offers laser devices and instrumentation products comprising electro-optic and nonlinear crystal devices for altering the intensity, polarization, or wavelength of a laser beam, as well as other crystal components for use in laser research, in commercial laser systems, and in detection of fast neutrons; and pockels' cells and associated electronics. It serves corporations in the defense, aerospace, laser system, process control, and metrology sectors of the photonics industry, as well as the United States Government, national laboratories, and universities. The company markets its products through sales, marketing, and customer service teams, as well as through independent sales agents. Inrad Optics, Inc. also exports its products Europe, Israel, and Asia. The company was formerly known as Photonic Products Group, Inc. and changed its name to Inrad Optics, Inc. in 2012. Inrad Optics, Inc. was founded in 1973 and is based in Northvale, New Jersey.