The Maven B.1 10x42 is a high-end binocular from one of the world's newest premier optics manufacturers.  If you have a big trip coming up, we promise you won't be disappointed with these.  All optics from Gear Shack are in excellent condition and have clear glass - guaranteed.


**Includes Stone Glacier Skyline Bino Harness at no additional charge**

**Add Rangefinder Pocket and Bear Spray Holster if Desired**


Best Use: Hunting, birding


MSRP:  $950.00


From Maven:

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.




 Magnification 8x 10x
Obj. lens diameter 42mm 42mm
Exit pupil 5.25mm 4.2mm
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

Maven B.1 10x42 Binoculars

  • Weight:  1lb 13.75oz


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    We understand that plans can change. If you cancel two weeks or more before the start of your rental period, we will provide a full refund. Any cancellations made within two weeks are not eligible for a refund.