The Sig Sauer ZULU8 HDX 10×42 binocular delivers high-definition optics and rugged construction for field use. It pairs HDX glass with SpectraCoat and LensArmor coatings to maximize light transmission and minimize reflections. The binoculars use a Schmidt-Pechan prism design in a closed-bridge metal housing wrapped in coyote rubber armor for durability and handling. Ergonomic features include a locking diopter, three-position adjustable eyecups, and a redesigned focus wheel for fine adjustment.
Key Specifications
- Magnification is 10x for detailed observation at distance.
- The objective lens measures 42mm to balance light gathering and portability.
- The prism design is Schmidt-Pechan.
- Optics feature LensArmor/SpectraCoat anti-reflective and protective coatings.
- Overall weight is 1.57 lbs for a stable yet portable package.
- Field of view is 341 ft @ 1,000 yds for wide-area scanning.
- Eye relief measures 17mm for comfortable viewing with eye protection.
- Short focus distance is 6.60 ft for close observation.
- Rated IPX-7 waterproof and fog-proof for use in adverse conditions.
- Includes a standard 1/4-20″ threaded insert for tripod mounting.
Built to perform from the truckline to the backcountry, the ZULU8 HDX balances optical clarity, ergonomic controls, and durable construction. Its combination of HDX glass, protective coatings, and a reinforced housing makes it a practical choice for hunters, birders, and outdoor observers who need reliable, high-quality optics in the field.





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