General

Model

10x25 Blackhawk
10x40 Blackhawk
10x42 Monarch 3

Manufacturer

Barska
Barska
Nikon

Amazon rating

3.5
3.5
4.6

Customer reviews on Amazon

214
214
250

Basic Info

Type

Monoculars
Monoculars
Binoculars

Optical specifications

Prism Type

Roof

Magnification

10x
10x
10x

Objective Lens Diameter

25mm
40mm
42mm

Angle of View

5.8
6
5.7

Field of View

303' at 1000 yd (101 m at 1000 m)
315' at 1000 yd (105 m at 1000 m)
299' at 1000 yd / 99.27 m at 1000 m

Exit Pupil Diameter

2.5 mm
4 mm
4.2

Eye Relief

11 mm
17.5 mm
17.4

Minimum Focus Distance

13 ft (4 m)
13 ft (4 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)
6 x 2 x 2" (15.2 x 5.1 x 5.1 cm)
6.1 x 5.1 x 2.1"

Weight

5 oz (142 g)
10 oz (283.5 g)
24.7 oz

Tripod Socket

Packaging Info

Box Dimensions (LxWxH)

5.0 x 2.2 x 1.9"
7.0 x 2.5 x 2.4"
7.8 x 6.5 x 3.9"

Package Weight

0.35 lb
0.9 lb
2.2 lb