7
At the main measurement interface, short press
key, it will show you the reference value you
stored before, and the unit will turn to dB. Long press
this key for 2 seconds, you can save the current value
as a new reference.
REF
OPM- REF set
Optical Multi Meter
>2s PERM
17:57
MENU
VFL
REF
ESC
ENTER
SAVE
SELECT
AUTOTEST
1550nm
AUTO
7.02
dB
1.72 nW
REF Value
Tone Freq
-50.0 dBm
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