Ru
Se
Nl
Dk
Pl
Hu
Cz
Fi
No
Jp
En
De
Fr
Es
It
Ro
20
Ru
Se
Nl
Dk
Pl
Hu
Cz
Fi
No
Jp
En
De
Fr
Es
It
Ro
21
①
②
④
⑤
⑥
①
③
②
Nomenclature
①
Eyepieces
②
Rubber eyecups
③
Focusing ring
④
Objective lens
⑤
Interpupillary distance
⑥
Neckstrap eyelets
Specifications
Model
4x10D CF
Type
Roof-prism central focusing type
Magnification (x)
4
Effective diameter of objective lens (mm)
10
Real field of view (˚)
10.0
Angular field of view (apparent) (˚)*
38.6
Field of view at 1,000m (m)
175
Exit pupil (mm)
2.5
Relative brightness
6.3
Eye relief (mm)
13.7
Close focusing distance (m)**
1.2
Interpupillary distance adjustment (mm)
57
—
72
Width (mm)
93 (96)***
Length (mm)
52
Weight (g)
65
* The number calculated by the formula [tan ω'= Γ x tan ω]
Apparent field of view: 2ω', Magnification: , Real field of view: 2
ω
** With normal eyesight without accomodation
*** With neckstrap eyelet
・
This product is not waterproof. Therefore, avoid getting it wet from rain, water splashes, etc.