Overview, Troubleshooting, Operation at Night

2. OVERVIEW

The night vision BN-5 is observational optico-electronic binoculars, intended for examining objects and orientation at nighttime or dark conditions. The unit utilizes 2 (two) image intensifiers which amplify available moonlight, starlight or man-made light. The binoculars were designed to be easy to use, and provide many years of operation.

Some of the typical activities where the BN -5 Night Vision Binoculars will be useful:

•law enforcement

•wildlife observation

•security

•search and rescue

•hunting

Features

•Built-in Infra Red illuminator allows observations in total darkness (i.e. basement, cave or dark room);

•2 (two) image intensifiers, one for each eye; provides stereo vision;

•Independently adjustable eyepieces;

•Inter-pupilary distance adjustment;

•Lightweight and comfortable;

•Soft rubberized eye pieces makes the viewing more comfortable;

•Water-resistant

•Works on standard AA batteries.

6.3 Operation at Night

Take off the lens covers (7) from the lenses (6). Turn on the device by pushing and holding switch (4). In case of insufficient lighting when observing an object which is situated not far from the viewer, turn on the I/R illuminator by pushing and holding switch

(3). When the I/R button is released the I/R illuminator will turn off.

Note: The illuminator will be activated only if the unit has been already switched on by switch (4).

Note: When looking directly in front of the binoculars operational illuminator appears as a red dot, a size of a lit cigarette. The illuminator can be also detected using night vision device. Therefor, if you need to remain undetected, use the illuminator with caution.

If brightness of the screen is decreasing, replace the batteries. After operation the unit will automatically turn off after few minutes, till the complete discharge of the units power. Put protective lens caps on the lenses. This feature can be used to economically utilize the battery’s power by periodically switching on and off the device during operation. After operation remove the battery from the battery compartment to avoid any damage of the device in case of occasional leakage of electrolyte from the battery.

7. TROUBLESHOOTING

The binoculars do not work.

Check if the battery is installed properly.

Check the charge of the battery. Replace if it is weak. The image does not appear in focus.

Bring the inspected object to the center of the image. Turning the eye-pieces (5) adjust to achieve the clearest image on the screen. Repeat the steps of focusing if necessary