Kowa SV II 10x42

• 10x42 configuration: The combination of 10x magnification and a 42 mm objective gives this binocular the reach needed for scanning open ground while keeping image brightness and handling balanced for general outdoor use.
• Roof prism design: The Schmidt/Pechan roof prism layout keeps the binocular slim and easy to carry, which matters on long walks, in a hide, or when moving between observation points.
• Fully multi-coated optics: Kowa uses fully multi-coated lenses to improve light transmission and contrast, helping details stand out more clearly in mixed light and at the edges of the day.
• Nitrogen-filled waterproof body: The waterproof, fogproof construction resists internal misting during temperature changes and keeps the binocular dependable in wet weather.
• Central focus with right-eye diopter: A central focusing system and right eyepiece diopter adjustment make it quick to tune the image to the user and then refocus smoothly as viewing distances change.

About the Kowa SV II Series

The Kowa SV II series sits in Kowa’s range as an all-purpose binocular family built for practical outdoor use. The line covers compact 25 mm models as well as 32 mm, 42 mm, and 50 mm versions, giving the series a broad role across hiking, woodland observation, range use, and general field glassing. Across the range, Kowa combines fully multi-coated optics with phase-corrected roof prisms, aiming for a clear, contrast-rich image in a body that remains easy to carry.

A defining part of the series is its emphasis on durability and straightforward handling. SV II binoculars use lightweight polycarbonate bodies with rubber armor, along with a central focus wheel and adjustable eyecups for simple day-to-day operation. Kowa also equips the series with KR protective coating on the lenses and a waterproof, nitrogen-filled construction to reduce the risk of internal fogging. The result is a binocular series designed less around specialist features and more around dependable performance for users who need one instrument to cover varied outdoor conditions.

About the Kowa SV II 10x42

The Kowa SV II 10x42 is the full-size model in the range for users who want extra reach without moving into a heavier, more specialized binocular. Its 10x magnification helps with picking out detail at longer distances than an 8x model, which suits open-country observation, birding across fields or water, and general hunting use where identifying shape and movement matters. The 42 mm objective lenses keep the image bright enough for early morning, overcast woodland, and the last part of legal light while still maintaining a manageable size.

The optical layout uses Schmidt/Pechan roof prisms in a slim single-hinge body, so the binocular carries flatter and handles more easily than a bulkier porro design. A 105.00 m/1000m field of view gives enough width for scanning and tracking movement, while the 4.20 mm exit pupil supports comfortable viewing in varied light. With 15.50 mm eye relief, the SV II 10x42 remains practical for many users who wear glasses, and the central focus system makes it easy to shift from near to far subjects without delay.

Its build is aimed at regular field use rather than occasional fair-weather outings. The fully multicoated optical system helps preserve contrast, and the waterproof, nitrogen-filled housing resists rain, damp air, and internal fogging when temperatures change. At 670.00 g, it stays portable enough for day-long carry while offering the steadier feel and low-light advantage expected from a 10x42 binocular.

About Kowa

Kowa traces its origins to 1894, when the Hattori Kanesaburo Wholesale Store was founded in Nagoya, Japan. The company entered optical equipment manufacturing in 1946, beginning with spectacle lenses and opera glasses, and later changed its name to Kowa Company, Ltd. in 1960. Kowa released Japan’s first spotting scopes, the TS-1 and TS-2, in 1952, establishing an early position in sporting optics.

The company is particularly well known for binoculars and spotting scopes, including the PROMINAR line. Kowa spotting scopes were selected as official equipment for shooting events at the 1964 Tokyo Olympics, reflecting the brand’s long association with precision observation. In its premium optics, Kowa uses technologies such as pure fluorite crystal in PROMINAR models and XD optical elements in selected binoculars. That background gives the brand a strong reputation among users who value practical field optics built on long experience in optical manufacturing.

Main Features

• Magnification: 10.00 x
• Objective lens diameter: 42.00 mm
• Prism type: Roof - Schmidt/Pechan
• Lens coating: Fully Multicoated
• Field of view: 105.00 m/1000m
• Field of view (deg.): 6.00 °
• Exit pupil: 4.20 mm
• Eye relief: 15.50 mm
• Close focus: 4.00 m
• Focusing system: Central
• Diopter adjustment: Right eye-piece
• Waterproof: Yes
• Fogproof: Yes
• Nitrogen filled: Yes
• Length: 172.00 mm
• Width: 128.00 mm
• Height: 56.00 mm
• Weight: 670.00 g
• Body type: Single hinge
• Color: Green

Warranty

Kowa SV II 10x42 is covered by a 10-year warranty. This stated warranty period supports long-term ownership for a binocular intended for regular outdoor use.