The „OENAG” are self-contained, helmet-mounted passive night vision goggles, that provides the capability for pilots to fly in terrain flight modes at night. The system amplifies ambient light from sources such as the moon, stars and sky glow, so the viewed scene becomes clearly visible to the operator. The „OENAG” has the following important features: Powered by batteries and board power; Low-battery indicators on the helmet mount and power pack lights, if the battery power is low level; Eye-span, vertical distance, tilt, eye relief, diopter adjustable.
Operational adjustment limits
Item: Limits
Vertical: 18 mm total travel
Fore and aft: 27 mm total travel
Eye span: 51 mm to 72 mm
Tilt: 10° total travel
Diopter Adjustment Range: From -5 to +5
Objective focus: Fixed
Electrical data
Voltage/battery power supply: 2.2 ÷ 3.6 VDC
Voltage/on-board power supply: 9 ÷ 32 VDC
Current/ battery power supply: 100 mA, maximum
Current/ board power supply: 30 mA, maximum
Batteries life @ 20°C Alkaline: 20 hours (minimum/one container)
Optical data
Magnification: Unity (1x)
Field of view: 42°
Environmental Data
Operating temperature: -32 °C to + 60 °C
Storage temperature: -35 °C to + 65 °C
Encapsulation rating: IP65
Illumination required: Overcast starlight to moonlight
Mechanical data
Goggles breakaway force: 10 g
Goggles weight: 660 gr
Mount assembly weight: 180 gr
Power pack weight (without batteries): 380 gr