Method 7 - Two Instruments; Setting The Reference - OPTOKON OFT-920 User Manual

9.4 Method 7 - two instruments

For method 7, one master cord is used to set the reference. The master cord will be
cancelled out for all subsequent measurements.

9.4.1 Setting the reference

1. Connect the master cord to the light source port of the first OFT-920 instrument.
2. Connect the second end of the master cord to the power meter port of the
second OFT-920 instrument.
3. Power on the first OFT-920 instrument (light source).
4. Push [MENU], [LS].
5. By pushing [λ] select the appropriate wavelength.
6. Power on the second OFT-920 instrument (power meter).
7. By pushing [λ] select the appropriate wavelength range.
8. Activate relative power measurement mode - by pushing [LOSS].
9. Set the LIMIT if necessary – push [MENU], [SETUP], [LIMIT] and after setting
the appropriate value (by + and – keys) confirm by [OK].
10. Set and store the new reference for the selected wavelength - by pushing
[REF], confirm by [OK].
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OFT-920 USER MANUAL