31
Gadgets
37
Features
Basic Info
Type
Monoculars
Monoculars
Optical specifications
Prism Type
Magnification
10.0 - 30.0x
20-60x
Objective Lens Diameter
21 mm
60 mm
Angle of View
20x: 1.7
Field of View
178 - 10 ft (54 - 3 m) at 1000 yd
20x: 91' at 1000 yd / 30.2 m at 1000 m, 60x: 45' at 1000 yd / 14.9 m at 1000 m
Exit Pupil Diameter
2.4 - 1.8 mm
20x: 3.0 mm,60x: 1.0 mm
Eye Relief
12 mm
20x: 18 mm, 60x: 15 mm
Minimum Focus Distance
10 ft (3 m)
23' / 7 m
Interpupillary Adjustment
Dioptric Correction
Focus Type
Physical specifications
Waterproof
Fogproof
Power Source
Dimensions
4.25 x 1.25" (11 x 3 cm)
14.9" / 37.8 cm
Weight
3.2 oz (91 g)
2.9 lb / 1.5 kg
Tripod Socket
Packaging Info
Box Dimensions (LxWxH)
7.4 x 6.1 x 2.75"
17.2 x 9.7 x 7.8"
Package Weight
0.35 lb
7.5 lb
Common
Model
Echo 10 30x21 Zoom
Blackhawk 20-60-60mm
Brand
Brunton
Barska
Rating on Amazon
3.0
4.2
Reviews on Amazon
21
180
Monoculars and Binoculars comparison rating
- 0Brunton Echo 10 30x21 Zoom
- 6.5Barska Blackhawk 20-60-60mm
The best monocular or binocular is Barska Blackhawk 20-60-60mm. Purchase Barska Blackhawk 20-60-60mm at Amazon
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