Manual
18
2.3.3. ELECTRONIC CIRCUIT FUNCTION
The electronic circuit regulates the direct current voltage from the battery to the image intensier and
IR source as required. It also monitors the output voltage of the battery and turns on a low-battery
indicator when the available battery voltage is 1.9 – 2.1 Vdc.
a. Power Source
The electronic circuit is powered by one battery.
b. High Light Cut-O
The monocular will automatically cut o after 70 ±30 seconds of operation in daylight or bright room
light. Individual bright lights (headlights, ashlights, or other concentrated light sources) will not actu-
ate the high light detector located on the front of the monocular. To turn the monocular back ON, turn
the power switch to RESET/OFF position and then to ON again.