B.1 - 8x42 / 10x42
The flagship Maven B.1 Binocular is our recommended go-to for an all-purpose optic for hunting, birding, and general-purpose wildlife viewing. Made to handle most situations, the B.1 features superior low-light performance, tack-sharp edge-to-edge clarity, generous depth of field, and a silky focus mechanism.
The Maven B Series represents our elite line of optics, designed to fit your specific needs, delivered for a fraction of comparable binoculars’ costs and stacks up with the most celebrated and expensive binoculars in the world. Whether you choose a stock color unit or configure your own custom-built optic, our modern sportsman-inspired designs are paired with the best available materials and state of the art technology to create an uncompromising optic.
Includes neoprene neck strap, lens caps and double-layered microfiber storage bag.
-Size: 6.2 in.
-Weight: 29.8 oz.
-Extra-low Dispersion ED Glass
-Waterproof and Fog Proof
-Fully Multi-Coated Lenses
-Exceptionally Clear, Bright, High Contrast Image
-Excellent Color Fidelity
-Direct to Consumer / No Retail Markup
Binocular Comparison Chart (PDF)
Binocular Manual (PDF)
|Obj. lens diameter||42mm||
|Field of View (FOV)||
|Apparent FOV (FOV x Power)||
|Field of view (ft/1000 yds)||388||341|
|Light transmission (%)||91.90%||90.90%|
|Multi Position Eyecups Y/N||Yes||
|Eye width adjustment||56~73mm||
|Weight||29.125 oz||29.75 oz|
|Lens constr. obj.||3 groups 4 elements (ED)||
3 groups 4 elements (ED)
|Lens constr. ocular||4 groups 5 elements||4 groups 6 elements|
|Prism reflective coating type||Dielectric Coating||
|Lens coating||Scratch and Oil Resistant||
Scratch and Oil Resistant
|Diopter correction (dpt)||+/-3||
|Pressure tested to what pressure||1m for 30 min. (IPX7)||
1m for 30 min. (IPX7)
|Internal gas purged||Nitrogen||
|Tripod Adaptable Y/N||Yes||Yes|
|Origin||Japanese components assembled in the US||
Japanese components assembled in the US