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Message ID: 77     Entry time: Wed Nov 6 16:11:12 2019
 Author: Loïc Amoudry 
 Status: Fixed 
 Type: report 
 Category: lasers and optics 
 Location: Optical room 
 Title: Spherical mirrors at closest position. FSR, finesse and beam size. 

The spherical mirrors are at the closest position to get a FSR ~=33.3435 MHz. Planar mirrors are at the largest position.

The finesse has been measured about 17 000. 

Beam diameter (2*w) is ~= 4.6 mm x and y.

Attachment 1: data_finesse.isf  195 kB
Attachment 2: fit_finesse_17000.png  84 kB  | Hide | Hide all | Show all
fit_finesse_17000.png
Attachment 3: beamsize.PNG  944 kB  | Show | Hide all | Show all
Attachment 4: fit.PNG  266 kB  | Show | Hide all | Show all
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