General

Model

10x25 Blackhawk
Blackhawk 20-60-60mm
10x42 Monarch 3

Manufacturer

Barska
Barska
Nikon

Amazon rating

3.5
4.1
4.6

Customer reviews on Amazon

214
174
250

Basic Info

Type

Monoculars
Monoculars
Binoculars

Optical specifications

Prism Type

Roof

Magnification

10x
20-60x
10x

Objective Lens Diameter

25mm
60 mm
42mm

Angle of View

5.8
20x: 1.7
5.7

Field of View

303' at 1000 yd (101 m at 1000 m)
20x: 91' at 1000 yd / 30.2 m at 1000 m, 60x: 45' at 1000 yd / 14.9 m at 1000 m
299' at 1000 yd / 99.27 m at 1000 m

Exit Pupil Diameter

2.5 mm
20x: 3.0 mm,60x: 1.0 mm
4.2

Eye Relief

11 mm
20x: 18 mm, 60x: 15 mm
17.4

Minimum Focus Distance

13 ft (4 m)
23' / 7 m
9.8' / 2.99 m

Interpupillary Adjustment

57 - 72 mm / 2.24 - 2.83"

Dioptric Correction

Focus Type

Center

Physical specifications

Waterproof

Fogproof

Power Source

Dimensions

1.25 x 1.25 x 4.25 (3.2 x 3.2 x 10.8 cm)
14.9" / 37.8 cm
6.1 x 5.1 x 2.1"

Weight

5 oz (142 g)
2.9 lb / 1.5 kg
24.7 oz

Tripod Socket

Packaging Info

Box Dimensions (LxWxH)

5.0 x 2.2 x 1.9"
17.2 x 9.7 x 7.8"
7.8 x 6.5 x 3.9"

Package Weight

0.35 lb
7.5 lb
2.2 lb