Kowa Genesis XD 8x33 DCF
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Vai al moduloKowa Genesis XD 8x33 DCF: Compact Binoculars with PROMINAR Optics
The Kowa Genesis XD 8x33 DCF is a compact, high-performance binocular designed for those who demand professional optical quality in a portable format. At the heart of the system is the PROMINAR XD optical design, built around XD (Extra-low Dispersion) glass lenses that eliminate chromatic aberration across the entire field of view, delivering sharp, high-contrast and colour-accurate images in any lighting condition.
Manufactured in Japan with rigorous material selection, the Genesis XD 8x33 represents the Kowa standard for field binoculars intended for birdwatching, wildlife observation and nature photography.
XD Lenses and C3 Multi-layer Coating
The 33 mm objective lenses in XD (Extra-low Dispersion) glass are paired with Schmidt-Pechan prisms in BAk4 + SK15 glass with C3 dielectric multi-layer coating, achieving reflectivity above 99% in the 400–700 nm band. The result is exceptional light transmission with natural colours and freedom from colour fringing — particularly valuable in low-light or woodland conditions.
All optical surfaces receive multi-layer anti-reflection treatment, further ensuring high contrast even in backlit conditions.
Wide-angle Eyepieces and Extended Field of View
With a real field of view of 8.0° (140 m at 1,000 m), the Genesis XD 8x33 delivers a panoramic view that makes it easy to acquire fast-moving birds or animals. The exit pupil of 4.1 mm ensures sufficient brightness in low-light conditions, while the 15 mm eye relief allows comfortable use with spectacles.
The 1.5 m close-focus distance enables observation of insects, flowers and small birds at short range.
Construction and Materials
The magnesium alloy chassis provides structural rigidity at low weight: just 590 g in a 133×103×51 mm form factor, ideal for long hikes or extended observation sessions. The armoured rubber coating ensures a secure grip and absorbs accidental impacts.
The central focus wheel operates with precision and smooth progression, suited to use with gloves or rapid field observation.
Waterproofing and Weather Resistance
The Genesis XD 8x33 is fully waterproof and nitrogen-filled to prevent internal fogging caused by temperature and humidity changes. It is therefore suited to use in adverse weather: rain, fog and thermal cycling on winter excursions.
Technical Specifications
| Magnification | 8× |
| Objective diameter | 33 mm |
| Prism type | Schmidt-Pechan (BAk4 + SK15) |
| Prism coating | Dielectric multi-layer C3 >99% (400–700 nm) |
| Real field of view | 8.0° / 140 m at 1,000 m |
| Exit pupil | 4.1 mm |
| Eye relief | 15 mm |
| Close focus | 1.5 m |
| Dimensions (L×H×D) | 133×103×51 mm |
| Weight | 590 g |
| Body | Magnesium alloy, rubber armour |
| Waterproofing | Waterproof, nitrogen-filled |
| Optics | PROMINAR XD lenses (Extra-low Dispersion) |
| Origin | Made in Japan |