The Leupold BX-3 Alpine HD 10x42mm is an upper-mid-range binocular designed primarily for hunters, nature observation, and outdoor activities. It stands out for incorporating the brand's elite optical system, high-definition glass, and a robust yet lightweight chassis.
Key technical specifications
- Magnification: 10x.
- Objective lens diameter: 42 mm.
- Linear field of view: 342 feet at 1,000 yards (approx. 114 meters at 1,000 meters).
- Angular field of view: 6.5°.
- Eye Relief: 16 mm.
- Weight: 640 grams (22.6 oz).
- Length: 5.7 inches (14.4 cm).
- Manufacturer Part Number (MPN): 187990.
Key features
- Elite Optical System: Maximizes light transmission in critical conditions such as dawn or dusk, reducing glare in bright light.
- Magnesium chassis: Redesigned structure that significantly reduces weight without compromising resistance to impacts or drops.
- Interchangeable Form-Fit eyecups: Includes three sets of eyecups to customize the ergonomic fit, reducing eye fatigue and peripheral glare.
- Guard-Ion coating: A protective layer on the outer lenses that is resistant to scratches, water, dirt, and fingerprints.
- Absolute watertightness: Advanced sealing that makes them 100% resistant to water and fogging under extreme temperature or altitude changes.
Standard accessories included (Pro Gear)
- Chest harness for comfortable carrying.
- Protective case for the binoculars.
- 3 sets of interchangeable eyepieces.
- Protective lens caps.
- Microfiber cleaning cloth