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How to Use Optical Power Meter?

The using of optical power meter is very simple. If you understand the buttons on the optical power meter, you will know how to use it. Most optical power meters have four buttons: power button to turn on or off the optical power meter, dBM/W button to select the display unit, REF button for measurement result, and λ button to choose the wavelengths for testing. The following picture shows a most commonly optical power meter with the four buttons.

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