General

Model

10x25 Blackhawk
Echo 10 30x21 Zoom
10-30x60mm Gladiator Zoom

Manufacturer

Barska
Brunton
Barska

Amazon rating

3.5
3.0
3.7

Customer reviews on Amazon

214
21
150

Basic Info

Type

Monoculars
Monoculars
Binoculars

Optical specifications

Prism Type

Porro

Magnification

10x
10.0 - 30.0x
10-30x

Objective Lens Diameter

25mm
21 mm
60mm

Angle of View

5.8
12x:

Field of View

303' at 1000 yd (101 m at 1000 m)
178 - 10 ft (54 - 3 m) at 1000 yd
12.0x:

Exit Pupil Diameter

2.5 mm
2.4 - 1.8 mm
10x: 6.0 mm, 30x: 2.0 mm

Eye Relief

11 mm
12 mm
10x:

Minimum Focus Distance

13 ft (4 m)
10 ft (3 m)
32.8' / 10.00 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)
4.25 x 1.25" (11 x 3 cm)

Weight

5 oz (142 g)
3.2 oz (91 g)
41.6 oz

Tripod Socket

Packaging Info

Box Dimensions (LxWxH)

5.0 x 2.2 x 1.9"
7.4 x 6.1 x 2.75"
9.9 x 8.5 x 3.6"

Package Weight

0.35 lb
0.35 lb
3.1 lb