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3-14 Measuring Laser Separation
Press RESET to turn off the delta calculations so that all
responses are shown in absolute wavelength and pow-
ers.
To measure flatness
1 Press the front-panel Delta key.
2 Select ∆ PWR.
3 Use the
and
the greatest power level.
4 Press SELECT.
Since the largest power signal is the reference, the rela-
tive power measurements for the other responses
shows system flatness.
softkeys to select the laser line with
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