Optex

Optex Systems Holdings, Inc manufactures and sells optical sighting systems and assemblies primarily for the U.S. department of defense, foreign military applications, and commercial and consumer markets in the United States. It offers periscopes, such as laser and non-laser protected plastic and glass periscopes, electronic M17 day/thermal periscopes, and vision blocks; and sighting systems, including back up sights, digital day and night sighting systems, M36 thermal periscope, unity mirrors, optical weapon system support and maintenance, commander weapon station sights, sight assembly refurbishments, and driver periscope assembly . The company also provides howitzers comprising M137 telescope, M187 mount, M119 aiming device, and XM10 aiming circles; and applied optics center consisting of laser interference filter, optical assemblies, laser filter units, reticles, day windows, and specialty thin film coatings, as well as other products, such as muzzle reference systems, binoculars, collimators, speedtracker, optical lenses and elements, and windows.