Barska 7-21x40 Colorado Reverse Porro Zoom Binocular

Barska 7-21x40 Colorado Reverse Porro Zoom Binocular

Barska 7-21x40 Colorado Reverse Porro Zoom Binocular

B&H # BA721X40CRPB MFR # CO10686
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Expected availability: 7-14 business days

Product Highlights

  • Levered Zoom Magnification
  • BK-7 Reverse Porro Prism Design
  • Anti-Reflection Fully Multicoated Optics
  • Nitrogen-Filled, Water and Fogproof
  • Closed Bridge Configuration
  • Grooved Center Focus Dial
  • Tripod Mountable
  • Fold Down Eyecups
  • Rubber Armored Exterior
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Barska CO10686 overview

  • 1Description

The 7-21x40 Colorado Reverse Porro Zoom Binocular from Barska is a compact and cost-effective handheld optic useful for a wide range of outdoor activities. The variable 7-21x magnification is ideal for intermediate to long-range bird watching, hunting, and sightseeing. A reverse Porro prism design and fully coated optics transmit detail-rich resolution with edge to edge clarity and excellent low light performance. The rubber armored housing helps protect your optics from moisture and light shock. For the nature enthusiast on a tight budget, the ergonomic design and complementing features of Colorado series binoculars deliver a comfortable user-experience and high quality images.

Fully coated lenses minimize glare that degrade image quality and maximize light transmission and clarity.
A reverse Porro prism design provides enhanced depth perception, wide viewing angle, and compact optical channels.
UPC: 790272977918

Barska CO10686 specs

Prism Type Porro
Magnification 7.0 to 21.0x
Objective Lens Diameter 40 mm
Angle of View 7x: 5.2° (Actual)
21x: 2.9° (Actual)
Field of View 21x: 152.2' @ 1000 yd / 50.7 m @ 1000 m
Minimum Focus Distance 32.8' / 10 m
Exit Pupil Diameter 7x: 5.5 mm
Eye Relief 7x: 14 mm
21x: 12 mm
Focus Type Center
Tripod Mount Yes (Adapter Optional)
Packaging Info
Package Weight 2.1 lb
Box Dimensions (LxWxH) 7.5 x 6.0 x 3.4"

Barska CO10686 reviews

7-21x40 Colorado Reverse Porro Zoom Binocular is rated 3.0 out of 5 by 1.
Rated 3 out of 5 by from Not what I expected 7x40 is ok,,21x zoom has to be refocused,, buy 10x50.
Date published: 2014-12-02
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