Specifications - Nikon WX 7x50 Instruction Manual

Specifications

Type: Dach prism individual focusing type
Model
Magnification (×)
Effective diameter of objective
lens (mm)
Angular field of view (real) (˚)
Angular field of view (apparent) (˚)*
Field of view at 1,000 m/yd. (m/ft.)
Exit pupil (mm)
Brightness
Eye relief (mm)
Close focusing distance (m/ft.)
Length (mm/in.)
Width (mm/in.)
Depth (mm/in.)
Weight (g/oz.)
Interpupillary distance
adjustment (mm/in.)
Structure
* The number calculated by the formula [tan ω' = Γ x tanω ]: Apparent field of view: 2ω' , Magnification: Γ ,
Real field of view: 2ω
7×50
7
50
10.7
66.6
188/563
7.1
50.4
17.7
12.3/40.4
272/10.7
171/6.7
80/3.1
2420/85.4
58-78
2.3-3.1
Waterproof (up to 5 metre for 10 minutes) and nitrogen gas filled
10×50
10
50
9
76.4
157/472
5.0
25.0
15.3
20.0/65.6
291/11.5
171/6.7
80/3.1
2505/88.4
58.5-78
2.3-3.1
Jp
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