General

Model

8x42 Oceana
10x40 Blackhawk

Manufacturer

Celestron
Barska

Amazon rating

3.3
3.7

Customer reviews on Amazon

24
213

Basic Info

Type

Monoculars
Monoculars

Optical specifications

Prism Type

BaK-4 Roof

Magnification

8x
10x

Objective Lens Diameter

42mm
40mm

Angle of View

7
6

Field of View

376' at 1000 yd (183 m at 1000 m)
315' at 1000 yd (105 m at 1000 m)

Exit Pupil Diameter

5.25 mm
4 mm

Eye Relief

18 mm
17.5 mm

Minimum Focus Distance

42.6' (13 m)
13 ft (4 m)

Interpupillary Adjustment

Dioptric Correction

Focus Type

Physical specifications

Waterproof

Fogproof

Power Source

Dimensions

6 x 2 x 2" (15.2 x 5.1 x 5.1 cm)

Weight

12 oz (340 g)
10 oz (283.5 g)

Tripod Socket

Packaging Info

Box Dimensions (LxWxH)

7.9 x 4.4 x 2.8"
7.0 x 2.5 x 2.4"

Package Weight

1.1 lb
0.9 lb