FJW Optical Systems

FJW Optical Systems, Inc. is a pioneering provider of Infrared (IR) and Ultraviolet (UV) viewers and accessories, established in 1945. Based in Palatine, Illinois, near Chicago, FJW designs, manufactures, and markets an extensive range of IR and UV viewers, including specialized models for longer wavelengths. These viewers are instrumental in converting invisible IR and UV light into visible light, enabling users to perceive the otherwise unseen.

FJW's product line caters to various industries and applications, including aligning laser systems, communications, lidar maintenance, electrical inspections, biological research, forensics, and law enforcement. Renowned for superior product reliability and outstanding customer service, FJW serves diverse clientele, including end-users, catalogs, military, and OEM customers. Explore FJW's comprehensive range of viewers and accessories to unlock the potential of invisible light for your specific needs. Contact us today for expert assistance and explore the possibilities with FJW Optical Systems.