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R&D (FilterCavity)
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NaokiAritomi - 02:00, Monday 17 May 2021 (2503)Get code to link to this report
IR mode matching

I checked the IR mode matching to filter cavity and improved it. The injected BAB was 440uW.

We must check TEM00 power and injected BAB power at the same time to confirm the mode matching.

Mode matching before improvement: 77%

TEM00 410
yaw 155
pitch 110
Laguerre 110
offset 94

Mode matching after improvement: 94%

TEM00 500
pitch 110
Laguerre 105
offset 94