General

Model

10x25 Blackhawk
10x42 Monarch 7
Monovid 8x20

Manufacturer

Barska
Nikon
Leica

Amazon rating

3.5
4.5
4.5

Customer reviews on Amazon

214
118
52

Basic Info

Type

Monoculars
Binoculars
Monoculars

Optical specifications

Prism Type

Roof

Magnification

10x
10x
8.0x

Objective Lens Diameter

25mm
42mm
20 mm

Angle of View

5.8
6.7
6.3

Field of View

303' at 1000 yd (101 m at 1000 m)
351' at 1000 yd / 116.53 m at 1000 m
331' at 1000 yd / 110 m at 1000 m

Exit Pupil Diameter

2.5 mm
4.2
2.5 mm

Eye Relief

11 mm
16.4
15 mm

Minimum Focus Distance

13 ft (4 m)
8.2' / 2.50 m
5.9' / 1.8 m

Interpupillary Adjustment

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)
5.6 x 5.1"
1.4" / 35.5 mm

Weight

5 oz (142 g)
23.6 oz
4.0 oz / 112 g

Tripod Socket

Packaging Info

Box Dimensions (LxWxH)

5.0 x 2.2 x 1.9"
7.1 x 6.7 x 4.0"
7.9 x 6.1 x 3.8"

Package Weight

0.35 lb
2.15 lb
1.0 lb