Inrad Optics, Inc. (Inrad) (formerly Photonic Products Group, Inc.) develops, manufactures and markets products and services for use in photonics industry sectors via three product areas: Crystals and Devices, Custom Optics and Metal Optics. The Company is a vertically integrated organization specializing in crystal-based optical components and devices, custom optical components from both glass and metal, and precision optical and opto-mechanical assemblies. The Company's manufacturing capabilities include solution and high temperature crystal growth, optical fabrication capabilities, including precision diamond turning and the ability to handle substrates, optical coatings and in-process metrologye. Inrad Optics customers include corporations in the defense, aerospace, laser systems, process control and metrology sectors of the photonics industry, as well as the United States Government, National Laboratories and Universities worldwide.