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Message ID: 11766     Entry time: Mon Nov 16 11:48:34 2015
Author: yutaro 
Type: Update 
Category: Optical Levers 
Subject: Beam centering for the oplev of ETMY 

[yutaro, ericq]

 

We made the beam spot on QPD for the oplev of ETMY centered by changing the orientation of the mirror just before the QPD.

Before doing this, we ran dithering for Y arm and froze the output of ASS for Y arm.
 

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