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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.
-Premium Model
-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
-Tripod Adaptable
-Lifetime Warranty
-Direct to Consumer / No Retail Markup
Binocular Comparison Chart (PDF)
Binocular Manual (PDF)
Magnification | 8x | 10x |
Obj. lens diameter | 42mm | 42mm |
Exit pupil | 5.25mm | 4.2mm |
Field of View (FOV) | 7.4° | 6.5° |
Apparent FOV (FOV x Power) | 59.2° | 65° |
Field of view (ft/1000 yds) | 388 | 341 |
Brightness | 27.6 | 17.6 |
Light transmission (%) | 91.90% | 90.90% |
Twilight factor | 18.3 | 20.5 |
Multi Position Eyecups Y/N | Yes | Yes |
Eye relief | 18.6mm | 16mm |
Near focus | 6.6ft | 6.6ft |
Eye width adjustment | 56~73mm | 56~73mm |
Dimension WxHxD | 5x6.2x2.1 | 5x6.2x2.2 |
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 |
Prisms type | Schmidt-Pechan | Schmidt-Pechan |
Prism reflective coating type | Dielectric Coating | Dielectric Coating |
ED glass | Yes | Yes |
Lens coating | Scratch and Oil Resistant | Scratch and Oil Resistant |
Diopter correction (dpt) | +/-3 | +/-3 |
Pressure tested to what pressure | 1m for 30 min. (IPX7) | 1m for 30 min. (IPX7) |
Storage temperature | -40°~158°F | -40°~158°F |
Functional temperature | -13°~140°F | -13°~140°F |
Frame material | Magnesium | Magnesium |
Internal gas purged | Nitrogen | Nitrogen |
Tripod Adaptable Y/N | Yes | Yes |
Origin | Japanese components assembled in the US | Japanese components assembled in the US |