Kowa Genesis 10.5x44

Model GN44-10

The Bushnell PowerView 2 12×50 is a full-size Porro-prism binocular designed for long-range outdoor viewing. Its 12x magnification and 50mm objective lenses provide a 265 ft field of view at 1,000 yards, while multi-coated optics help deliver clear, bright images. The aluminum-alloy chassis, textured rubber armor, and tripod adaptability add practical durability and stability for extended observation.

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Key Features

The Kowa Genesis PROMINAR 10.5×44 combines four XD extra-low dispersion lenses, 10.5× magnification, and 44mm objective lenses for detailed outdoor observation. Its 6.2° field of view and 5.6 ft close focusing distance support versatile viewing, from distant wildlife to nearby subjects. Built with a magnesium alloy body, waterproof construction, and nitrogen-filled housing, these premium roof-prism binoculars are designed for birdwatching, hunting, and extended nature observation.

10.5×

Magnification

44 mm

Objective Lens

4 XD

Optical Elements

6.2°

Field of View

5.6 ft

Minimum Focus

Nitrogen

Waterproof & Fogproof

Explore by Binocular Type

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Porro Prism Binoculars

Porro prism binoculars use an offset optical design to provide depth perception and a traditional shape for comfortable viewing for daily outdoor use.

Compact Binoculars

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Quick Specifications

Specification Details
Magnification 10.5×
Objective Lens Diameter 44mm
Prism Type Roof Prism
Optical Glass Kowa XD Extra-Low Dispersion Glass
Field of View 325.5 ft at 1,000 yd
Exit Pupil 4.2mm
Eye Relief 16mm
Minimum Focusing Distance 5.6 ft (1.7m)
Weight 33.9 oz (960g)

About This Model

The Kowa Genesis PROMINAR 10.5×44 is a premium full-size roof-prism binocular designed for detailed observation of distant subjects. It combines 10.5× magnification with 44mm objective lenses and Kowa XD extra-low dispersion glass. The optical system incorporates four XD lens elements across the binoculars, helping reduce chromatic aberration and deliver natural colors, strong contrast, and detailed images. With a 6.2° real field of view, the model provides a viewing area of approximately 325.5 feet at 1,000 yards.

The Genesis PROMINAR 10.5×44 offers a 4.2mm exit pupil, 16mm eye relief, and a minimum focusing distance of approximately 5.6 feet. Its roof-prism optical system features phase-corrected prism coatings, while Kowa’s KR coating helps repel dirt and moisture from the lens surfaces. The center focusing mechanism and locking diopter adjustment allow users to make precise viewing adjustments. These characteristics make the binoculars suitable for birdwatching, wildlife observation, and outdoor activities where detailed long-distance viewing is important.

The binoculars feature a magnesium alloy body with protective rubber armoring for durability and a secure grip. Their waterproof construction and dry nitrogen-filled housing help protect the internal optics against moisture and fogging in changing outdoor conditions. Measuring approximately 6.5 × 5.4 × 2.5 inches and weighing 33.9 ounces, the Kowa Genesis PROMINAR 10.5×44 is a substantial full-size model designed for users who prioritize optical performance and robust construction over lightweight portability.

Full Specifications

The Kowa Genesis PROMINAR 10.5×44 combines 10.5× magnification, 44mm objective lenses, and four XD optical elements for detailed long-distance observation. Its 6.2° field of view, 4.2mm exit pupil, and 16mm eye relief support a detailed viewing experience, while the 1.7m close-focus distance adds versatility for nearby subjects. Built with a magnesium alloy body, waterproof construction, and nitrogen-filled housing, these premium roof-prism binoculars are designed for demanding outdoor use.

SpecificationDetails
ModelKowa Genesis PROMINAR 10.5×44
Magnification10.5×
Objective Lens Diameter44mm
Prism TypeRoof Prism
Focusing SystemCentral Focusing, Inner Focus
Optical GlassXD (Extra-Low Dispersion) Glass
XD Lens Configuration4 XD Elements Across the Optical System
Objective Lens Construction3 Groups, 4 Elements (Including 2 XD Lenses)
Eyepiece Construction4 Groups, 7 Elements
Real Field of View6.2°
Field of View at 1,000 Yards325.5 ft
Field of View at 1,000 Meters108.3 m
Apparent Field of ViewNot specified in the official manufacturer table
Exit Pupil Diameter4.2mm
Relative Brightness17.6
Twilight Factor21.5
Eye Relief16mm
Minimum Focusing Distance5.6 ft (1.7m)
Interpupillary Distance59–72mm
Diopter AdjustmentLocking Diopter Ring
EyecupsMulti-Step Twist-Up
Lens CoatingKowa KR Dirt- and Fluid-Repelling Coating
Prism CoatingPhase-Corrected Coating
Optical CoatingMulti-Coated Optics
Body MaterialMagnesium Alloy
Body ProtectionProtective Rubber Armoring
WaterproofYes
FogproofYes – Dry Nitrogen-Filled
Dimensions (L × W × H)6.5 × 5.4 × 2.5 in (165 × 138 × 64mm)
Weight33.9 oz (960g)
Country of ManufactureJapan

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Where to Buy

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