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RM3 SERIES BACKREFLECTION METER
USER’S MANUAL
10112341 Rev 002 Page 22 of 39
Operating and Maintenance Instructions
Front Panel
The front of the meter (model RM3750) is shown in Figure 3 and described inTable 5. Not all
RM3 Series meters are exactly as shown.
Figure 3: Front of the Meter
Table 5: Front Panel Operating Keys and LEDs
Key/LED Description
ON / OFF Power on ON / OFF switch.
BR Sets the meter to Backreflection measurement mode.
STORE BR
0
Stores the BR
0
value used in backreflection measurements and toggles
the key lamp on and off.
POWER Sets the meter to Power and Relative Power measurement modes.
STORE I
D
Stores the I
D
value used in dark measurements.
λ
Selects one of the two laser sources.