Armament Technology Inc. specializes in professional-grade weapon sighting systems, including optical combat weapon sights, long range precision rifle sights, and accessories for your optics. Since 1988, ATI has earned its reputation for superior products backed by unparalleled support. ATI is the master distributor for ELCAN combat scopes, regarded as some of the finest optical riflescopes in the world, and widely used in the defense, homeland security and sporting markets. We manufacture Tangent Theta's line of riflescopes, designed and built for heavy field use by professional marksmen. Tenebraex, a division of ATI, manufactures flip covers, anti-reflection devices (ARDs), polarizers, and optical filter systems. For over 20 years, Tenebraex has provided optical filter systems to military and police services around the world. Our newest brand, SAI Optics, offers rugged and versatile Low Power Variable Optics for the sport shooting and hunting communities.