Armasight NRWVULCAN239DA1 Vulcan 2.5-5x Gen 3 Alpha MG Night Vision Riflescope - Manual (Page 14)

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TABLE 2-5. OPTICAL DATA
ITEM VULCAN 2.5X VULCAN 3.5X
Magnification 2.5x 3.5x
Magnification with Afocal Lens 5x 7x
Objective Lens Focal Length 60mm 80mm
Objective Lens F/number 1:1.35 1:1.67
Focus Range 70m 100m
Field of View 16° 12°
Exit Pupil Diameter 7mm 7mm
Eye Relief 45mm 45mm
Diopter Adjustment -4 to +4 diopters -4 to +4 diopters
Elevation/Windage Adjustment Range (min) 1-1/4 MOA 1 MOA
Elevation/Windage Adjustment Increment 1/2 MOA 1/3 MOA
TABLE 2-6. ENVIRONMENTAL DATA
ITEM DATA
Operating Temperature -40 to +50°С (-40 to 122°F)
Storage Temperature -50 to +50°С (-58 to 122°F)
Illumination Required Natural night illumination
(overcast starlight to moonlight)
Immersion 1 m for 30 minutes
MIL-STD-810 Complies
TABLE 2-7. IR850 DATA
ITEM DATA
IR Emitter Type LED
Power 500 mW
Peak Wavelength 850 nm
Illumination Range Up to 500 m
Divergence 8 to 12°
Battery Single CR123А (3V)
Battery Life at 20 °C (68 °F) From 1.5 hr (Full Power) to 10 hr (1/4 Power)
Overall Dimensions (with Mount, L×W×H) (117Ч41Ч37) mm / (4.6Ч1.6Ч1.5) in
Weight (with Mount, without Battery) 102 g / 3.6 oz
Operating Temperature -30 to +50°С (-22 to 122°F)
Storage Temperature -50 to +70°С (-58 to 158°F)
Environmental Rating Water Resistant