7
Only put the object into service in dark environments and never remove the
lens cover in a bright environment.
Turning on/off
- Remove the lens cover in a dark environment.
- Turn the device on by pressing the on/off button.
- A red power indicator lights up on the ocular lens side.
- Turn on the infrared illuminator when needed by pressing the infrared button.
An additional rotary switch allows continuous brightness IR brightener. The
IR brightener can on the front control dial steplessly be focused.
- To turn it off, press the button again. The red power indicator turns off. It is
absolutely common for the light to persist on the display for a few minutes after
pressing the button.
- To avoid accidentally turning the device on in the carrier bag, it is recommended
to remove the battery after using the device.
Important notice!
Some light and dark spots could appear in the field of vision. The contrast of the
image reproduction decreases towards the image border. There could also be dis-
tortions at the image border. These occurrences are not errors, and arise from the
operating principles of the intensifier tube!
Focus
- Focus both ocular lenses to adapt them to your own eye-sight (dioptre
adjustment).
- Then turn the lens barrel to set the distance to the subject of observation.
6. Error notices
- The device is not activated when pressing the POWER button
- Make sure the battery has been inserted correctly and has sufficient power
supply.
- The image is too dark or does not appear at all
There is complete darkness. The device requires a minimum amount of light to
work. Turn on infrared illumination in addition. The device turned off because it
was directed at as source light which was too bright. Wait a few minutes and the
device will turn on again.
- It is not possible to focus
The objective lens and ocular lens are dirty. Clean the lenses. If you are still
unable to focus, contact our customer service.
