ALPEN OPTICS Teton 10×50 & 10×42 ED HD Binocular Editor: Cory McLaughlin Just the Facts: TETON SPECIFICATIONS Model Number 80 ED HD 83 ED HD 87 ED HD Description 10X42 10X50 15X50 Magnification 10X 10X 15X Objective 42mm 50mm 50mm Focus System Center Center Center Prism Type Roof Roof Roof F.O.V. ( 315 262 200 […]