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  242   Thu Sep 4 17:52:03 2025 Alice RenauxUnder Processreportlasers and opticsOptical roomFinesse measurementToday, with Ronic, we measured the finesse
of the 2-mirror cavity witht the NKT CW laser.

We were able to perfrom the measurement		  Figure_3.png 
  243   Thu Sep 4 17:56:50 2025 Alice RenauxUnder Processreportlasers and opticsOptical roomFinesse measurement(Finesse 2651 is consistent with that obtained
from the mirrors' transmission coefficients,
which is about 3100.)		   
  244   Tue Sep 9 21:23:11 2025 Alice RenauxUnder Processreportlasers and opticsOptical roomnew cavityYesterday, we changed the M1 mirror to
a 161185 Gamma
Factory mirror of transmission 460ppm, the		   
  245   Wed Sep 10 11:27:45 2025 Alice RenauxUnder Processreportlasers and opticsOptical roomnew cavityThe 2-mirrors cavity has 460ppm of transmission
for M1 and 10ppm for M2 which should exhibit
a Finesse around 13400.		  Finesse.png 
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