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.
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.
| Specification | Details |
|---|---|
| Model | Kowa Genesis PROMINAR 10.5×44 |
| Magnification | 10.5× |
| Objective Lens Diameter | 44mm |
| Prism Type | Roof Prism |
| Focusing System | Central Focusing, Inner Focus |
| Optical Glass | XD (Extra-Low Dispersion) Glass |
| XD Lens Configuration | 4 XD Elements Across the Optical System |
| Objective Lens Construction | 3 Groups, 4 Elements (Including 2 XD Lenses) |
| Eyepiece Construction | 4 Groups, 7 Elements |
| Real Field of View | 6.2° |
| Field of View at 1,000 Yards | 325.5 ft |
| Field of View at 1,000 Meters | 108.3 m |
| Apparent Field of View | Not specified in the official manufacturer table |
| Exit Pupil Diameter | 4.2mm |
| Relative Brightness | 17.6 |
| Twilight Factor | 21.5 |
| Eye Relief | 16mm |
| Minimum Focusing Distance | 5.6 ft (1.7m) |
| Interpupillary Distance | 59–72mm |
| Diopter Adjustment | Locking Diopter Ring |
| Eyecups | Multi-Step Twist-Up |
| Lens Coating | Kowa KR Dirt- and Fluid-Repelling Coating |
| Prism Coating | Phase-Corrected Coating |
| Optical Coating | Multi-Coated Optics |
| Body Material | Magnesium Alloy |
| Body Protection | Protective Rubber Armoring |
| Waterproof | Yes |
| Fogproof | Yes – Dry Nitrogen-Filled |
| Dimensions (L × W × H) | 6.5 × 5.4 × 2.5 in (165 × 138 × 64mm) |
| Weight | 33.9 oz (960g) |
| Country of Manufacture | Japan |
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