Trijicon® has led the industry in the development of any-light aiming systems since the company's founding in 1981. Now it leads the industry in no-light aiming systems—especially with the Trijicon® OASYS thermal imaging product line. World-renowned for its innovative applications of tritium, advanced fiber optics and thermal imaging technology, Trijicon manufactures the most advanced riflescopes and sights for tactical and sporting applications.