General

Model

Solo 10x25
Echo 10 30x21 Zoom
Monovid 8x20

Manufacturer

Vortex
Brunton
Leica

Amazon rating

4.3
3.0
4.9

Customer reviews on Amazon

588
21
45

Basic Info

Type

Monoculars
Monoculars
Monoculars

Optical specifications

Prism Type

Magnification

10x
10.0 - 30.0x
8.0x

Objective Lens Diameter

25mm
21 mm
20 mm

Angle of View

6.3

Field of View

6.0
178 - 10 ft (54 - 3 m) at 1000 yd
331' at 1000 yd / 110 m at 1000 m

Exit Pupil Diameter

2.5 mm
2.4 - 1.8 mm
2.5 mm

Eye Relief

14.5 mm
12 mm
15 mm

Minimum Focus Distance

16.4' / 4.9 m
10 ft (3 m)
5.9' / 1.8 m

Interpupillary Adjustment

Dioptric Correction

Focus Type

Physical specifications

Waterproof

Fogproof

Power Source

Dimensions

4.4 x 1.8" / 11.2 x 4.6 cm
4.25 x 1.25" (11 x 3 cm)
1.4" / 35.5 mm

Weight

5.6 oz / 159 g
3.2 oz (91 g)
4.0 oz / 112 g

Tripod Socket

Packaging Info

Box Dimensions (LxWxH)

5.4 x 2.8 x 2.5"
7.4 x 6.1 x 2.75"
7.9 x 6.1 x 3.8"

Package Weight

0.6 lb
0.35 lb
1.0 lb