General

Model

10x25 Blackhawk
10x25 Nature
Optical Inc 6x18 T

Manufacturer

Barska
Celestron
Zeiss

Amazon rating

3.5
4.2
4.5

Customer reviews on Amazon

214
89
4

Basic Info

Type

Monoculars
Monoculars
Monoculars

Optical specifications

Prism Type

Magnification

10x
10x
6x

Objective Lens Diameter

25mm
25 mm
18mm

Angle of View

5.8
5.8
6.9

Field of View

303' at 1000 yd (101 m at 1000 m)
304 ft (93 m) at 1000 yd
360' (120 m at 1000 m)

Exit Pupil Diameter

2.5 mm
2.5 mm (0.1")
3.0mm

Eye Relief

11 mm
14 mm (0.55")
15mm

Minimum Focus Distance

13 ft (4 m)
18 ft (5.5 m)
1.0' (0.3 m)

Interpupillary Adjustment

Dioptric Correction

Focus Type

Physical specifications

Waterproof

Fogproof

Power Source

Dimensions

1.25 x 1.25 x 4.25 (3.2 x 3.2 x 10.8 cm)
1.2 x 3.7" (30 x 94mm) WxH

Weight

5 oz (142 g)
6 oz (170 g)
0.13 lb (58g)

Tripod Socket

Packaging Info

Box Dimensions (LxWxH)

5.0 x 2.2 x 1.9"
5.5 x 3.3 x 3.1"
5.7 x 4.1 x 2.7"

Package Weight

0.35 lb
0.6 lb
0.5 lb