The Leupold BX-2 Alpine HD 10x52 Binoculars, part number 181178, are a full-size Abbe-Koenig roof prism binocular delivering 10x magnification on 52mm objectives, with a field of view of 93 m at 1,000 m (279 ft at 1,000 yds) and 18 mm of eye relief, at 865 g (30.5 oz).
The 52mm objectives feed Abbe-Koenig prisms and Leupold's Advanced Optical System, fully multi-coated. The chassis is rubber-armoured and nitrogen-purged, 100% waterproof and fog-proof, focuses down to 2.8 m (9.2 ft), adjusts from 58–74 mm between the eyes, and carries twist-up eyecups and a built-in 1/4-20 rotatable tripod adapter port.
How It Compares
The 10x52 is the low-light choice in the BX-2 Alpine HD line: 52mm objectives, 18 mm of eye relief and the closest focus in the range at 2.8 m (9.2 ft), for 865 g (30.5 oz). The BX-2 Alpine HD 10x42 gives the same magnification in a 689 g body with a wider 114 m field but only 15 mm of eye relief; the BX-2 Alpine HD 12x52 keeps the 52mm front and pushes to 12x, narrowing the field from 93 m to 87 m at 1,000 m. For a magnesium chassis and Guard-ion coatings, look at the BX-5 Santiam HD 10x50. Browse all binoculars, or see the full Leupold range.
Ideal For
- Night fox and vermin spotting, where 52mm objectives gather more light than a 42mm pair
- Roe stalking from a high seat at dusk
- Woodland stalking, with the closest focus in the BX-2 Alpine HD line at 2.8 m (9.2 ft)
- Birding and general observation, with 18 mm of eye relief for spectacle wearers
Key Features
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Glass: Advanced Optical System, fully multi-coated, for bright, high-contrast glassing
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Prism: Abbe-Koenig prisms
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Optics: 10x magnification on 52mm objectives, 93 m field of view at 1,000 m (279 ft at 1,000 yds)
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Eyecups: Twist-up, giving 18 mm of eye relief
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Housing: Rubber-armoured and nitrogen-purged, 100% waterproof and fog-proof
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Focus: Close focus 2.8 m (9.2 ft), interpupillary adjustment 58–74 mm
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Mount: Built-in 1/4-20 rotatable tripod adapter port
Technical Specifications
Magnification |
10x |
Objective Lens |
52mm |
Prism |
Abbe-Koenig |
Optical System |
Advanced Optical System, fully multi-coated |
Field of View |
93 m at 1,000 m (279 ft at 1,000 yds) |
Eye Relief |
18 mm |
Close Focus |
2.8 m (9.2 ft) |
Interpupillary Distance |
58–74 mm |
Chassis |
Rubber-armoured, nitrogen-purged |
Tripod Compatible |
Built-in 1/4-20 rotatable tripod adapter port |
Waterproof / Fog-proof |
Yes |
Weight |
865 g (30.5 oz) |
SKU / MPN / UPC |
181178 / 181178 / 030317029524 |
What's Included
- BX-2 Alpine HD 10x52 binocular
- Lens covers
- Neck strap
- Carry case
- Lens cloth
UK Delivery & Support
Imported from the USA, duty paid by us, and dispatched tracked from the UK — nothing to pay on delivery — backed by UK-based support.
Frequently Asked Questions
Is 10x52 the right format for UK stalking?10x52 is the dusk-and-dawn choice in the BX-2 Alpine HD line. The 52mm objectives gather more light than the 42mm models, eye relief is a comfortable 18 mm, and close focus of 2.8 m (9.2 ft) is the shortest in the range, so it works in woodland as well as on open ground — at 865 g (30.5 oz) rather than 689 g.
Will the BX-2 Alpine HD 10x52 work with spectacles?Eye relief is 18 mm and the eyecups twist up and down, so you can wind them flat, keep your spectacles on and still see the full 93 m field at 1,000 m (279 ft at 1,000 yds).
Will it stand up to British weather?The BX-2 Alpine HD 10x52 has a rubber-armoured, nitrogen-purged chassis and is 100% waterproof and fog-proof, so a wet day on the hill or a cold morning in a high seat will not fog it internally.
Can it be used on a tripod?Yes — the BX-2 Alpine HD 10x52 has a built-in 1/4-20 rotatable tripod adapter port, which is worth using for long spells glassing one hillside.
How does it compare with the 12x52?The BX-2 Alpine HD 12x52 shares the 52mm objectives but reaches further, narrowing the field from 93 m to 87 m at 1,000 m and cutting eye relief from 18 mm to 16 mm, at 907 g (32 oz). The 10x52 is the easier of the two to use freehand.
Is this genuine Leupold stock?Yes — factory-new Leupold stock dispatched from the UK.