Binocular B.1- 8X42 / 10X42



-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

SKU: N/A Category:

Binocular B.1- 8X42 / 10X42 is the flagship Maven Binocular and is our recommended go-to for an all-purpose optic for hunting, birding, and general-purpose wildlife viewing. Made to handle most situations, the Binocular 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.


8X42, 10X42


Grey, Orange


 Magnification 8x 10x
Obj. lens diameter 42mm


Exit pupil 5.25mm 4.2mm
Field of View (FOV)



Apparent FOV (FOV x Power)



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


Eye relief 18.6mm 16mm
Near focus 6.6ft 6.6ft
Eye width adjustment 56~73mm


Dimension WxHxD 5×6.2×2.1


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


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


Pressure tested to what pressure 1m for 30 min. (IPX7)

1m for 30 min. (IPX7)

Storage temperature



Functional temperature



Frame material Magnesium


Internal gas purged Nitrogen


Tripod Adaptable Y/N Yes Yes
Origin Japanese components assembled in the US

Japanese components assembled in the US


There are no reviews yet.

Be the first to review “Binocular B.1- 8X42 / 10X42”

Your email address will not be published. Required fields are marked *

Shopping Cart
Scroll to Top