Binoculars Barska Colorado 7-21x40

big magnification zoom adjustment

Type:universal

Magnification:21 x

Lens diameter:40 mm

Field of view at 1 km:90 m

Focus:central

Prism:Porro

Weight:848 g

All specifications

Specifications Colorado 7-21x40

Colour

Product type	binoculars
Magnification	21 x / 7x minimum /


Optical characteristics
Zoom adjustment
Field of view 1 km away	90 m
Min. focus distance	10 m
Twilight factor	16.7
Relative brightness	32.7
Diopter adjustment

Design
Lens diameter	40 mm
Exit pupil diameter	5.7 mm
Eye relief	14 mm
Focus	central
Prism	Porro / BK-7 /
Interpupillary adjustment


General
Dustproof, water resistant
Case
Body	rubberized plastic
Weight	848 g
Added to E-Catalog	july 2014
P/N	CO10686

Information in model description is for reference purposes.
Before buying always check characteristics and configuration of product with online store manager
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Barska Colorado 7-21x40 (CO10686)