Armasight NSMSIRIUS1GMDA1 Sirius GEN 3 Ghost MG Multi-Purpose Night Vision Monocular - Manual (Page 14)

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ITEM DATA
1X Lens:
— Focal Length
— Lens F/number
24 mm
1:1.2
Focus Range:
— with 1X Lens
— with 5X Lens*
— with 8X Lens*
— with 3X Afocal Lens*
— with 5X Afocal Lens* 0.25 m to infinity
10 m to infinity
15 m to infinity
5 m to infinity
10 m to infinity
FOV:
— with 1X Lens
— with 5X Lens*
— with 8X Lens*
— with 3X Afocal Lens*
— with 5X Afocal Lens* 40°
9°30’
6°30’
9°
7°
Exit Pupil Diameter 10 mm
Eyepiece Focal Length 24 mm
Eye Relief 21.5 mm
Eyepiece Diopter Adjustment -5 to +5 diopters
Built-in IR Illuminator:
— Power
— Illumination Range
— Focus Distance
— Illumination Wavelength 50 mW
20 m
3 m
850 nm
* Optional.
TABLE 2-5. ENVIRONMENTAL DATA
ITEM DATA
Operating Temperature -40 to +50 °C
Storage Temperature -50 to +70 °C
Humidity 95 %, 25 °C to 40 °C for 48 hr
Illumination Required Natural night illumination
(overcast starlight to moonlight)
Immersion 20 m for 1 hr
MIL-STD-810 Complies
TABLE 2-4. CONTINUED