HD – High definition, ED – Extra low dispersion optical system
Abbe prisms with Alpen’s exclusive SHR metallic coating for bright, sharp, high-resolution images
A-lock diopter system allows you to set and lock the right eyepiece to fit your personal eye setting
PXA phase coating for outstanding clarity and contrast
Fully multi-coated for maximum brightness
Long eye relief provides full viewing performance for eyeglass wearers
Waterproof, sealed, and nitrogen filled for guaranteed internal fog-free performance
Twist-up eyecups
Waterproof Yes
Field of View 390FT / 129M
Lens Coatings Fully Multi-Coated
Focuser Type Center
Objective Lens Diameter 42mm
Close Focus 9FT / 3M
Housing Magnesium
Prism Abbe Roof
Light Transmission 92
Eyecup Type Twist-Up
Weight 2.3LB / 1042G
