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Entry   Amplifier Beam Profile over time , posted by Manar Amer at ThomX igloo about lasers and optics | detectors and electronics comparision_Between_Beam_profile_over_time.jpg
    Reply   Amplifier Beam Profile over time , posted by Manar Amer at ThomX igloo about lasers and optics | detectors and electronics 10x
       Reply   Amplifier Beam Profile over time , posted by Manar Amer at ThomX igloo about lasers and optics | detectors and electronics 
Message ID: 195     Entry time: Tue Mar 14 16:54:48 2023     Reply to this: 196
 Author: Manar Amer 
 Status: Fixed 
 Type: report 
 Category: lasers and optics | detectors and electronics 
 Location: ThomX igloo 
 Title: Amplifier Beam Profile over time  

This morning, with Ronic, we opened the compressor box to observe if there is any misalignment of the mounts or the CVBG's

a comparison slide between the Beam Profile over time and measurements we have taken, is included.
 
we noticed today that the images need a rotation, and I took the assumption we did not rotate last year and did the rotation of the previous images.
Comparing the last two images, they look slightly similar. but the one from last year is much better than the current one
(remembering it was taken, when we aligned the CVBG's and the chiller was @23, now the temperature is @25 for the chiller)
 
The image we took today is also better than the one from yesterday.
(we take the image when the compressor box is open)

Attachment 1: comparision_Between_Beam_profile_over_time.jpg  168 kB  | Show | Show all
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