Magnification 8x
Effective lens diameter 40mm
Light transmission 90%
Exit pupil diameter 5.0mm
Twilight factor 17.9
Field of view at 1,000m (yds) 140m (420 ft)
Subjective viewing angle 60° Ww
Close focusing distance 1.5m (4.9 ft)
Diopter adjustment range

− 4.0 | + 4.0 dpt

Exit pupil distance 18mm
Pupil distance 52–74mm
Lens type UHD
Prism system


Water resistance 400 mbar
Operating temperature

−20°C | +55°C (−4°F | +131°F)

Length 144mm (5.7")
Width at an interpupillary distance of 65mm 114mm (4.5")
Weight 640g (22.6oz)