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Message ID: 186     Entry time: Mon Nov 14 11:28:33 2016
Author: Gabriele 
Type: General 
Category: Vacuum 
Subject: Viton pads 

I added three 1"x1" viton pads below the base plate, and realigned the entire optical system to the horizontal reference

The pads seem to reduce a bit the vibrations in the QPD_X direction, but significantly improve the situation in the QPD_Y direction, see below:

 

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