Zeiss 8x32 T* FL Victory, Water Proof Roof Prism Binocular with 8.0 Degree Angle of View, U.S.A. Lightweight & Durable Fiber-reinforced Polymer Body Schmidt Pechan prisms with Zeiss dielectric mirror coatings Longest Eye Relief & Closest Focusing Capacity of all Premium 8x32 Binoculars 4 Dioptric correction 52-74mm Interpupillay Adjustment Range