General

Model

10x40 Blackhawk
Optics Viper HD 10x42

Manufacturer

Barska
Vortex

Amazon rating

3.5
4.7

Customer reviews on Amazon

214
290

Basic Info

Type

Monoculars
Binoculars

Optical specifications

Prism Type

Roof

Magnification

10x
10x

Objective Lens Diameter

40mm
42mm

Angle of View

6
6.1

Field of View

315' at 1000 yd (105 m at 1000 m)
319' at 1000 yd / 105.91 m at 1000 m

Exit Pupil Diameter

4 mm
4.2

Eye Relief

17.5 mm
16.5

Minimum Focus Distance

13 ft (4 m)
5.1' / 1.55 m

Interpupillary Adjustment

59 - 75 mm / 2.32 - 2.95"

Dioptric Correction

Focus Type

Center

Physical specifications

Waterproof

Fogproof

Power Source

Dimensions

6 x 2 x 2" (15.2 x 5.1 x 5.1 cm)
5.8 x 5.3 x 1.65"

Weight

10 oz (283.5 g)
24.6 oz

Tripod Socket

Packaging Info

Box Dimensions (LxWxH)

7.0 x 2.5 x 2.4"
8.75 x 7.3 x 4.1"

Package Weight

0.9 lb
2.45 lb