SIG SAUER ZULU4 HD Marine 12×50 Orange Binocular

High-Visibility Marine Binoculars with Powerful 12× Magnification

The SIG SAUER ZULU4 HD Marine 12×50 binocular is built for boaters, coastal observers, search crews, hunters, and anyone who needs detailed long-range viewing in wet or demanding environments. This exact high-visibility orange version is manufacturer part number SOZ40002OR with UPC 798681736409. Its 12× magnification and large 50 mm objective lenses provide the reach and light-gathering capability needed for scanning shorelines, identifying distant markers, observing wildlife, or studying terrain from a fixed position.

Premium high-definition glass is paired with SIG SAUER’s proprietary optical coatings to deliver a bright, high-resolution image while resisting the water, oils, abrasion, and glare that can interfere with a clear view. A magnesium frame keeps the body strong without unnecessary bulk, and rubber armor adds grip and protection for everyday field and marine use.

Optical Performance

• 12× magnification: Provides substantial detail at distance for open-water observation, long-range glassing, and stationary viewing.
• 50 mm objective lenses: Gather more light than compact binoculars, supporting a brighter image during overcast conditions and near dawn or dusk.
• Schmidt-Pechan prism system: Delivers a compact optical path with the resolution expected from a premium roof-prism binocular.
• 57.6-degree apparent field of view: Balances high magnification with a useful viewing window for finding and following distant subjects.
• 15.5 mm eye relief: Supports comfortable viewing while the twist-up eyecups help users establish a consistent eye position.
• 2.8 m near focus: Allows the optic to resolve subjects at approximately 9 feet 2 inches as well as distant objects.

Protective Lens Technologies

SpectraCoat uses a broadband anti-reflective treatment to reduce surface reflections across the visible spectrum and improve light transmission. LensArmor adds abrasion resistance to help preserve optical clarity during regular handling and transport. LensShield is an oleophobic coating designed to shed water, oil, and debris, making the exterior glass easier to keep clear when spray, fingerprints, or field grime are present.

Together, these treatments complement the ZULU4 HD glass by protecting the viewing surfaces while supporting contrast and brightness. The result is an optic intended to remain useful through changing weather and long observation sessions rather than only in ideal conditions.

Marine-Ready Construction

The reinforced magnesium housing is wrapped in rubber armor for a secure hold and added impact protection. The bright orange exterior is easy to spot among dark boat gear, vegetation, or equipment cases. IPX7 waterproof and fogproof construction prepares the binocular for rain, spray, and abrupt environmental changes, while the included floating neck strap adds security around docks and open water.

A redesigned focus wheel and precision-contoured overmold allow fine focal adjustments without an awkward grip. The non-locking diopter offers a ±3 adjustment range for balancing the user’s eyes. Interpupillary distance adjusts from 58 to 72 mm, and two-position twist-up eyecups help establish the proper viewing position.

Tripod-Compatible for Steady Observation

Twelve-power binoculars reveal fine detail, but the increased magnification can also make hand movement more noticeable. The ZULU4 HD Marine includes a standard 1/4-inch-20 threaded insert for use with a compatible tripod adapter. Mounting the optic can reduce fatigue and improve image stability during extended harbor watching, wildlife observation, range spotting, or long glassing sessions. A tripod adapter and tripod are not included.

Specifications

• Brand: SIG SAUER
• Model: ZULU4 HD Marine
• Manufacturer part number: SOZ40002OR
• UPC: 798681736409
• Color: High-visibility orange
• Magnification: 12×
• Objective lens diameter: 50 mm
• Field of view: 4.8 degrees
• Twilight factor: 25
• Weight: 33.65 oz
• Dimensions: 6.75 × 2.5 × 5.25 in
• Prism type: Schmidt-Pechan
• Frame material: Magnesium
• Housing protection: Rubber armor
• Eye relief: 15.5 mm
• Near focus: 2.8 m
• Interpupillary distance: 58–72 mm
• Waterproof rating: IPX7; fogproof
• Tripod mount: Standard 1/4-inch-20 insert; adapter not included

Included Accessories

• ZULU4 HD Marine 12×50 binocular
• Molded EVA foam carrying case
• Floating neck strap
• Objective lens covers
• Eyepiece lens covers

For users who want strong magnification, bright 50 mm objectives, and durable protection in a visible marine-focused package, the ZULU4 HD Marine 12×50 offers a capable balance of optical performance, handling, and environmental resistance.