Alpen Rainier binoculars provide the best optical and mechanical craftsmanship available today.

Extra large BAK4 prisms with SHR metallic coating, PXA phase coating, and UBX multi-coating provide exquisite optical performance.

Extra large lens elements for easy viewing.

Magnesium body construction provides strength and shock resistant durability.

A-lock diopter locking system keeps adjustment settings in place. Pull up, twist lock eye cups. Long eye relief for full field viewing when wearing eye glasses. 1.5 turns from close focus to infinity for quick image focus.

Textured body covering for a sure yet comfortable grip. O-ring sealed and nitrogen filled for water proof and fog proof security.

Quick release neck strap system and premium quality carrying case.

Alpen's lifetime warranty.