The Leupold BX-5 Santiam HD 10x42mm binoculars deliver exceptional optical clarity and rugged construction for serious hunters and outdoor professionals. These roof prism binoculars feature Leupold's Advanced Optical System with fully multi-coated lenses that maximize light transmission across the entire visual spectrum. The Shadow Gray Armor coating provides superior grip and protection against impacts and harsh weather conditions.
What Makes This Different
The BX-5 Santiam HD incorporates Leupold's proprietary Twilight Max HD Light Management System, which extends usable hunting time by up to 30 minutes compared to standard binoculars. The Advanced Optical System combines high-definition glass with precision-aligned roof prisms to eliminate chromatic aberration and deliver edge-to-edge sharpness. Phase-corrected prisms ensure maximum resolution and contrast, while the DiamondCoat 2 ion-assist lens coating provides superior scratch resistance and light transmission rates exceeding 92%.
Key Features
- 10x magnification with 42mm objective lenses for optimal light gathering
- Twilight Max HD Light Management System extends low-light performance
- Advanced Optical System with fully multi-coated HD glass
- Shadow Gray Armor coating for enhanced durability and grip
- Waterproof and fogproof construction with nitrogen purging
- DiamondCoat 2 scratch-resistant lens coating
- Close focus distance of 6.6 feet for versatile observation
Field testing demonstrates consistent performance across temperature ranges from -25°F to 120°F without fogging or optical degradation. The 10x42mm configuration provides an ideal balance of magnification and field of view for hunting applications, tactical surveillance, and wildlife observation. The roof prism design maintains a compact profile while the twist-up eyecups accommodate users with or without eyeglasses. Rubber armor coating absorbs shock and provides secure handling in wet conditions.
Technical Specs
- Magnification: 10x
- Objective Lens Diameter: 42mm
- Field of View: 330 feet at 1,000 yards
- Eye Relief: 15.1mm
- Exit Pupil: 4.2mm
- Close Focus Distance: 6.6 feet
- Weight: 24.6 ounces
- Dimensions: 5.7" x 5.0"
- Prism Type: Roof prism, phase corrected
- Coating: Shadow Gray Armor with DiamondCoat 2
- Waterproof Rating: IPX7
- Country of Origin: Philippines
- Warranty: Leupold Golden Ring Full Lifetime
The BX-5 Santiam HD represents proven optical engineering backed by Leupold's legendary reliability and lifetime warranty coverage. Professional guides and serious hunters choose these binoculars when optical performance cannot be compromised. The Shadow Gray finish reduces glare while maintaining the tactical appearance demanded by law enforcement and military applications.