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Challenger
Optics.com
Wavelength Specific Optical Testing and Measurement Equipment
CO-OPM-10 p 6
2.2 Key Function
2.2.1 Power ON / OFF
To turn on and off.
Press the button for more
than 2 seconds, the logo shown
appears. The meter then displays
the channel with the highest
power level.
Press the button for more
than 2 seconds to turn the power
off.
Backlight
Backlight