Description:
Image Intensifier Tube Generation 2+ or Europe Generation 3, power supply with built-in bright flash protection (with automatic brightness gain regular. )
OHB is a kind of night vision goggles which can be viewed by two eyes and can be mounted with helmet, small in size, light in weight. Magnification can be changed by replacing different objective lens, 1x and 3x and 5x are available. Other objective lens with different focal distance can be also provided to meet your needs. It also can be used as hand held for observation in the night.
It adopts Russian Gen2+ or Europe Gen3 image intensifier tube with the function of anti-glare and built-in IR Illuminator. It is mainly used for military observation, sea defence, frontier reconnaissance, surveillance, suppress smuggling, drug smuggling investigation and vehicles and aircraft maintenance under dark condition etc. ).
Application
+ Police / Law enforcement / Military
+ Night surveilance / sea defence
+ Patrol / Rescue / Search
Features
+Small in size, compact rugged Goggle system
+Multi-purpose: Hand-held, head-mounted or helmet mounted
+Comfortable, flip-up headgear, reliable and
+Multi-coated all-glass optics, superior resolution
+Wide angle infrared illuminator, long range viewing
+Optional 3x, 5x and 8x lenses available
Optional accessories
· 3- 5x, , and 8-x magnifier lens
Easy and handful lens changing process at conducting viewing operations / in field conditions.
· 3- afocal telescope
Easily mounts to the objective lens. Provides 3x magnification.
· Adapter for applying PVS type head-strap masks
· Flip-flop mechanism
· Protective device from long bright light-striking (« Off» At >40lx, in 60 sec)
· « Momentary» IR switch
· Demist shield
· Sacrificial window
IIT |
Gen 2+ |
Magnification |
1X |
Angular field of view, degree |
40±2 |
Lens systems |
F/1.2,27mm |
Focus range, m |
0,25÷∞ |
Diopter Adjustment |
-6 ÷ +5 |
Resolution, lp/mm min - max |
48- 58 /57-64 |
Detection range,m |
260 |
Recoginization,m |
180 |
Signal to Noise |
22 |
Supply voltage, V (2 universal "AA" batteries/ CR123) |
2-3 |
Auto-off under 40 Lux |
yes |
Auto-on under 10 Lux |
yes |
Auto-off when mount be Flip-flop |
yes |
Auto-on when mount be flip-down |
yes |
Active performance period without IR illumination, min, hours |
80 |
Active performance period with IR illumination, min, hours |
40 |
Interpupillary Adjustment, mm |
57÷73 |
Output pupil diameter, mm |
15 |
Output pupil relief, mm |
15 |