Special Features
Vision convenience
Adjustable eyepieces (twist up/down)
Optical coating
Full multi-coating
Specialty
Nitrogen-filled body for waterproof/fogproof/dirtproof performance
Optics
Type
Roof-prism series
Diopter adjustment range
over +/- 2 1/m
Eye interval adjustment range
37 - 72mm
Objective lens diameter
21mm
Closest focal point
3m
Eye relief
9.5mm
Lens configuration
5 elements / 3 groups
Magnification
10x
Exit pupil diameter
2.1mm
Actual field of view
5.1°
Field of view at 1000m
89m
Apparent angle of view
51°
Relative brightness
4.4
Dimensions / Weight
Width
88mm
-----
(fully extended)
Thickness
38mm
Recommended Uses
Recommended Uses
Culture, General Purpose, Nature, Traveling, Watersports