Levenhuk Karma PLUS 10x42

• 10x42 configuration: The 10x magnification brings distant detail closer without the bulk of larger binoculars, while the 42 mm objectives gather enough light for woodland, shoreline, and late-day observation.
• Roof prism design: Schmidt/Pechan roof prisms keep the binoculars slimmer and easier to pack than a Porro design, which makes them practical for travel, hiking, and active field use.
• Fully multicoated optics: The lens coatings help preserve contrast and image brightness, so subjects remain easier to pick out in flat light, overcast weather, and at dusk.
• Nitrogen-filled waterproof housing: The sealed body resists rain and internal fogging, giving more dependable performance when moving between cold and warm environments or using the binoculars in poor weather.
• Central focus with diopter adjustment: Fast central focusing speeds up target acquisition, while the right-eye diopter adjustment helps fine-tune the view to the user’s eyesight for a sharper image.

About the Levenhuk Karma Plus Series

Levenhuk Karma Plus is an advanced roof-prism binocular series created for users who want a compact field format with more refined optics and ergonomics than the standard Karma line. Introduced during Levenhuk’s 2015 product-line renewal, the series was designed as a travel-friendly and active-use range, combining a slim roof-prism layout with practical weather protection and user-focused handling. Across the family, the binoculars use BaK-4 glass optics and three-element eyepieces, a combination intended to deliver a clean, well-corrected image in a body that remains easy to carry.

The series is built around waterproof, nitrogen-filled housings that help prevent internal fogging in changing weather, making Karma Plus suitable for hiking, general nature observation, and hunting optics use where conditions are not always predictable. The light-gray body with embossed rubber coating gives the range a distinctive look while also improving grip. Models span 8x, 10x, and 12x magnification with 25 mm, 32 mm, and 42 mm objective sizes, so the series covers everything from compact daytime carry to brighter full-size binoculars for longer observation sessions. The design also accommodates eyeglass wearers and allows adjustment to individual users, which makes the range broadly usable across different viewing styles.

About the Levenhuk Karma PLUS 10x42

Levenhuk Karma PLUS 10x42 is the full-size model in the series for users who want a balanced mix of reach, brightness, and portability. Its 10x magnification gives enough image scale for identifying wildlife, scanning open ground, or following birds at distance, while the 42 mm objective lenses provide a brighter, more relaxed view than smaller travel binoculars. That makes this model especially well suited to mixed-use observation, from daytime walks to lower-light periods in the early morning or evening.

The optical layout uses roof Schmidt/Pechan prisms in a compact single-hinge body, so the binoculars remain easier to carry than bulkier alternatives with similar aperture. Fully multicoated optics support contrast and light transmission, helping the image stay usable when the light turns flat or the background is visually busy. A 4.20 mm exit pupil contributes to comfortable viewing, and the 14.00 mm eye relief offers workable spacing for many users, including those who may occasionally observe with glasses.

In practical field use, the binoculars are set up for straightforward handling. Central focusing allows quick adjustment when moving between near and distant subjects, while the -4 / +4 diopter adjustment on the right eyepiece helps tailor focus to differences between the user’s eyes. The waterproof, fogproof, nitrogen-filled housing adds reliability in rain, damp woodland, and changing temperatures. With a 98.18 m/1000m field of view, the binoculars still provide enough width for scanning, even as the 10x magnification favors more detailed observation.

About Levenhuk

Levenhuk began operations in 2002 and describes itself as an American manufacturer of optical instruments with headquarters in Tampa, Florida. The company works across a broad optics portfolio that includes binoculars, spotting scopes, telescopes, monoculars, and microscopes, giving it a strong presence in both observation and educational optics. Within binoculars, its product families include Atom, Karma, Sherman, and Vegas, covering compact travel models through to more advanced field binoculars.

Levenhuk also develops products beyond conventional daytime optics, including Fatum thermal scopes and Halo and Atom Digital night-vision devices, which shows the breadth of its work in modern observation equipment. In its higher-grade binocular ranges, the company uses technologies such as extra-low-dispersion glass in the Vegas ED line to reduce color fringing and optical aberrations. Levenhuk states that its manufacturing facilities are in China, while product development and brand positioning are centered on accessible, practical optical instruments for a wide range of users.

Main Features

• Prism type: Roof - Schmidt/Pechan
• Magnification: 10.00 x
• Objective lens diameter: 42.00 mm
• Lens coatings: Fully Multicoated
• Field of view: 98.18 m/1000m
• Field of view (angular): 5.61 °
• Exit pupil: 4.20 mm
• Eye relief: 14.00 mm
• Close focus: 4.00 m
• Diopter adjustment: -4 / +4
• Focusing system: Central
• Diopter setting position: Right eye-piece
• Interpupillary distance: 56.00 mm - 74.00 mm
• Filled with: Nitrogen
• Water proof: Yes
• Fogproof: Yes
• Body type: Single hinge
• Dimensions: 146.00 mm x 126.00 mm x 53.00 mm
• Weight: 960.00 g
• Color: Grey

In the Box

• Levenhuk Karma PLUS 10x42 binoculars
• Eyepiece and objective lens caps
• Strap
• Cleaning wipe
• Pouch
• User guide and warranty documentation