Magnification 7x 10x
Obj. lens diameter 28mm
28mm
Exit pupil 4mm 2.8mm
Field of View (FOV)
6.5°
Apparent FOV (FOV x Power)
45.5°
50°
Field of view (ft/1000 yds) 341 262
Brightness 16 7.8
Light transmission (%) 90.00% 89.00%
Twilight factor 14 16.7
Multi Position Eyecups Y/N Yes
Yes
Eye relief 16mm 15mm
Near focus 9.8ft
9.8ft
Eye width adjustment 58~72mm
58~72mm
Dimension WxHxD 4.5x4.6x1.4
4.5x4.6x1.4
Weight 12.4 oz 12.6 oz
Lens constr. obj. 3 groups 2 elements (ED)
3 groups 2 elements (ED)
Lens constr. ocular 2 groups 3 elements 4 groups 5 elements
Prisms type Schmidt-Pechan
Schmidt-Pechan
Prism reflective coating type Dielectric Coating
Dielectric Coating
Phase Correction Coating Yes Yes
ED glass Yes Yes
Lens coating Scratch and Oil Resistant
Scratch and Oil Resistant
Diopter correction (dpt) +/-3
+/-3
Pressure tested to what pressure 1m for 5 min. (IPX6)
1m for 5 min. (IPX6)
Storage temperature
-40°~158°F
-40°~158°F
Functional temperature
-13°~140°F
-13°~140°F
Frame material Polymer
Polymer
Internal gas purged Nitrogen
Nitrogen
Tripod Adaptable Y/N No No
Origin Japanese and Chinese components assembled in the Philippines
Japanese and Chinese components assembled in the Philippines