Pulsar TELOS - Page 46

Calibration mode selection .
Calibration enables the device to equalize the microbolometer background temperature
and eliminate the image flaws ( such as vertical bars , phantom images , etc .).
There are three calibration modes : Manual , Semi - Automatic  and  Automatic .
The selected calibration mode is displayed in the status bar ( see Status Bar section ).
Select the required mode in the Calibration Mode menu item :
 Press and hold the  MENU 11  button to enter the main menu .
 Use the  UP 10/ DOWN 12  buttons to select the  Calibration Mode icon .
 Press the  MENU 11  button briefly to enter the submenu .
 Use the  UP 10/ DOWN 12  buttons to select one of the calibration modes
described below .
 Press the  MENU 11  button briefly to confirm the selection .
M mode  Manual 
Close the lens cover  1 .
Press the  ON / OFF 9  button briefly .
Open the lens cover  1  after the calibration is completed .
SA mode  Semi - Automatic )
The user independently determines the need for calibration ( according to the image
being observed ).
Press the  ON / OFF 9  button briefly to activate calibration .
There is no need to close the lens cover because an internal shutter covers the
microbolometer automatically .