Power Measurements - VeEX FX87 User Manual

Dwdm tunable laser source
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Setting the ZERO level
The FX87 is now ready to perform measurements.
8.3

Power Measurements

Clean the fiber before connecting it to the device.
The OPM is an InGaAs detector with a wavelength range from 800 to 1700nm. The displayed
power readings can be absolute (dBm and watts) or relative (dB). To measure the optical power
in a fiber, insert the test fiber on the OPM test port and press
|MODE|
until the PM1 or PM2 test
mode appears at the upper left corner of the display (see below an example of PM1
measurement result).
FX87 DWDM Tunable Laser Source User's Manual
Page 16 of 39

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