Ruide Disteo 23 - Laser Pointer; Compensation on X; Distance Setting; Backlight and Sound

11
set the brightness grade.
7.2 Laser Pointer
Press F2 to turn on laser pointer.
7.3 Compensation on X
To turn on and off the compensation on X axis,
and check the tilt value.
7.4 Distance Setting
To set various settings of distance measurement.
7.5 Backlight and Sound
To set the screen backlight, beep of pressing
key, crosshair backlight.