Leupold BX-2 Alpine HD 12×52 Binoculars

The Leupold BX-2 Alpine HD 12x52 binoculars provide 12x magnification with 52 mm objectives to increase light transmission in low-light conditions. Built around Leupold's Advanced Optical System and fully multi-coated lenses, the design focuses on clarity, glare reduction, and reliable performance in the field. Magnesium housing, an open-bridge roof prism layout, and waterproof/fogproof construction make these binoculars suited to extended outdoor use.

Key Specifications

• The magnification is 12x for extended reach and detail at distance.
• The objective diameter is 52 mm to improve light gathering in low-light conditions.
• The prism type is an Abbe-Koenig roof prism for a compact, high-resolution optical path.
• The focus system is a center (central/diopter) focus for straightforward, rapid adjustments.
• The exit pupil diameter is 4.3 mm, balancing brightness and eye relief at 12x.
• The eye relief measures 16 mm to accommodate eyeglass wearers and provide comfortable viewing.
• The close focus distance is 12.5 ft for near-object observation.
• The binoculars are 100% waterproof and fogproof for use in adverse weather conditions.
• The optic coating is fully multi-coated to maximize transmission and reduce internal reflections.
• They include a 1/4-20 threaded tripod adapter for stable, tripod-mounted glassing sessions.

Designed for glass-and-go field use, the BX-2 Alpine HD combines a compact open-bridge ergonomics with twist-up eyecups and oversized eyepieces for comfortable handling during long glassing sessions. Pro Gear accessories included with the binoculars—such as a GO Afield harness, lens covers, and a lens cloth—support practical, everyday use. Backed by Leupold’s lifetime guarantee, these binoculars are built for dependable optical performance on dawn-to-dusk outings.