Svbony SV47 Binoculars 8x42/10x42 HD Waterproof BirdWatching Moncular Telescope for Adults FMC Bak4 Prism for Hunting Camping

Good choice for sky survey

How to make your stay at home fun? SV47 binocular will be a good choice for you,Observe the details of all the activities outside by the window and balcony, and explore the starry sky with your family at night

Features:

All Purpose Binoculars; 8x magnification and 42mm objective provides a great balance of weight and optical performance; which fits all condition such as birdwatching hunting astronomical

HD Optical System Binoculars; All lenses and prism are multilayer-coated for bright clear field of view; High index Bak4 prism with aluminum reflective coating ensure high resolution and contrast

All Weather Use; Nitrogen filled rugged body prevents fogging inside the optical system; Sealed with o-rings for waterproof feature to prevent moisture dust and debris

Comfort Holding; Ergonomic design guarantees maximum comfort and steadiness when observing; Rubber armor provides a secure non-slip grip and durable external protection

More Features; Lens protect covers for objective and eyepiece; 1/4”-20 tripod adapter; Durable neck strap and soft pouch

Specification:

Model:10X42/8X42/8X32

Eyepiece Diameter:19.5mm/21mm/21mm

Type of Prism:Roof Bak4

Prism Coating:Aluminizing

Lens:FMC

Focus System:Cent.

Focusing Lens:Int.

Angle:5.8°/6.3°/7.38°

Ft/1,000Yds:304ft/330ft/387ft

M/1,000M:101m/110m/130m

M / Ft.:4.5m/14.8ft;4.5m/14.8ft;3m/10ft

Resolution:5.6"/5.6"/6.8"

Eyecups:Twist-up

Exit Pupil:4.2mm/5.18mm/4mm

Eye Relief:16.9mm/20.4mm/16.8mm

Diopter System:Right Ocular

Diopter COMP.:±3D

Interpupillary Dist.:55~75mm

Tripod Adapter Interface:Yes

Water Proof:IPX7

Nitrogen Filled:Yes