ZEISS 15×56 Conquest HD Binoculars

Description

Resolve distant trophy game points and scan deep canyon benches with the ZEISS 15×56 Conquest HD Binoculars high-magnification roof prism optical system. Featuring 15x magnification paired with large 56mm objective apertures, this precision instrument delivers a 240-foot linear field of view at 1000 yards (79.68m at 1000m), an apparent field of view of 69 degrees (actual angle of 4.6 degrees), a 3.7mm exit pupil, and 18mm of eye relief for steady tripod-mounted glassing and extreme-range target identification during western big-game hunts and twilight surveys.

The optical path incorporates Abbe-Koenig roof prisms that utilize total internal reflection to maintain high light transmission, paired with high-definition (HD) extra-low dispersion glass elements, Zeiss proprietary T* anti-reflective multi-coatings, and LotuTec hydrophobic exterior lens coatings. Built inside a durable aluminum alloy chassis wrapped in shock-absorbing black rubber armoring, the housing measures 21 by 14.5cm (8.3 x 5.7 inches) and weighs 1295.6g (45.7 oz). The optical barrels are nitrogen gas filled and O-ring sealed for waterproof integrity up to 400 mbar (4m depth). Mechanical operation utilizes a smooth center-focus wheel with an 11.5-foot (3.51m) close focus distance, a right-eye diopter adjustment scale spanning -4 to +4, multi-position twist-up eyecups, an interpupillary distance range from 57mm to 74mm, and an integrated 1/4-20 tripod adapter socket on the central hinge.

Key Features of ZEISS 15×56 Conquest HD Binoculars

Engineered for open-country glassing and long-range observation, this 15×56 roof prism binocular combines Abbe-Koenig prisms with extra-low dispersion HD glass elements. Its 90% light transmission delivers sharp target recognition in shadowed coulees and low-light dawn periods. The nitrogen-sealed aluminum chassis, LotuTec lens coatings, and included tripod adapter provide rigid stability and all-weather dependability across rugged backcountry terrain.

• 15x magnification power combined with 56mm objective lenses for extreme-range subject resolution
• Abbe-Koenig roof prism system utilizing total internal reflection to eliminate mirror coating loss
• High-definition (HD) optical glass elements integrated with Zeiss T* multi-layer coatings
• Linear field of view of 240 feet at 1000 yards (79.68m at 1000m) with 69-degree apparent field
• Generous 18mm eye relief and 3.7mm exit pupil with multi-position twist-up click-stop eyecups
• Central focus wheel with an 11.5-foot (3.51m) close focus limit and -4 to +4 diopter range
• Airtight nitrogen-purged aluminum alloy chassis waterproof and immersion-sealed to 400 mbar (4m)
• Standard 1/4-20 threaded tripod adapter socket and custom Zeiss tripod mount included

Abbe-Koenig Roof Prisms & Zeiss T* Multi-Coatings

The Abbe-Koenig roof prism configuration preserves photon throughput by avoiding the phase and reflective losses typical of standard mirror-coated roof systems, achieving light transmission rates above 90%. High-definition extra-low dispersion glass minimizes secondary chromatic fringing on high-contrast edges, such as skylined mule deer on rocky ridges. Zeiss proprietary T* broadband multi-coatings eliminate internal flare and reflections, while LotuTec exterior coatings cause rain droplets and condensation to bead and slide away without leaving optical streaks.

Aluminum Alloy Chassis & Tripod-Adapted Glassing Mechanics

The rigid aluminum alloy housing provides dimensional stability to protect prism collimation under heavy recoil and pack transit. Textured black rubber armoring cushions against physical impacts and offers a firm, secure hold in wet or freezing conditions. The central focusing wheel rotates with fluid mechanical resistance, allowing precise focal adjustments across distant ridges, while the included tripod adapter attaches firmly to the 1/4-20 hinge socket to eliminate high-magnification hand shake during extended glassing sessions.

• Central focus mechanism with tactile ribbed wheel and an independent -4 to +4 dioptric adjustment ring
• Nitrogen-filled aluminum alloy housing providing complete internal fogproof protection and 4m waterproofing
• Multi-position twist-up eyecups with distinct click-stops ensuring repeatable eye relief alignment

Zeiss Sports Optics Limited Warranty & In-Box Inclusions

The ZEISS 15×56 Conquest HD Binoculars are backed by the Zeiss limited lifetime transferable warranty, securing optical components and mechanical assemblies against defects in materials and craftsmanship. The complete factory package contains the ZEISS 15×56 Conquest HD binocular, custom Zeiss tripod adapter, Cordura nylon carrying case with strap, padded neoprene neck strap, objective lens caps, eyepiece rainguard, and microfiber lens cleaning cloth.