Quality. Innovation. Performance. With a legacy spanning more than 160 years in the design and manufacturing of advanced optics, Raytheon Elcan Optical Technologies is a fully integrated, a global provider of precision optics for Defense & Security.Elcan combat scopes are among the ;surpassing optical rifle scopes worldwide. The Specter DR Dual Role optical sights are the most favored for defense and homeland security. Elcan is making every soldier a sharpshooter with better eyes on the front lines.