Difference between revisions of "Y-chamber Laser Window"

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;Test schematic
 
;Test schematic
* Caryn's sketch [[media:Screen Shot 2020-10-05 at 10.28.43 AM.png]]
+
* Caryn's slides for vacuum-measurements [[media:PQBmeetingVacuumWindow.pptx]]
 +
* Caryn's sketch for 1137 measurement [[media:Screen Shot 2020-10-05 at 10.28.43 AM.png]]
  
 
;Parts
 
;Parts
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===Caryn's prior air-measurements===
 
===Caryn's prior air-measurements===
 +
* Summary logbook entry
 
:With lip = mushroom (2 out of 2 are 'good' when not under vacuum) [[media:IMG_20200309_175510.jpeg]]
 
:With lip = mushroom (2 out of 2 are 'good' when not under vacuum) [[media:IMG_20200309_175510.jpeg]]
 
:Without lip = zero profile (1 out of 2 are 'good' when not under vacuum) [[media:IMG_20200309_151848.jpg]]
 
:Without lip = zero profile (1 out of 2 are 'good' when not under vacuum) [[media:IMG_20200309_151848.jpg]]
; Caryn's slides for vacuum-measurements [[media:PQBmeetingVacuumWindow.pptx]]
 

Revision as of 13:56, 6 October 2020

Plan to test and choose laser window under vacuum w/ y-chamber

Test schematic
Parts
  • windows to test => ready in UITF laser room, includes Gun2 & Gun3 windows marked
  • vacuum chamber w/ small bread board => ready in 1137
  • vacuum pump w/ gauage => ready in 1137
  • laser @ 780 nm
  • 2 polarizers => there are two in UITF laser room
  • QWP => ?
  • photodiode or power meter =>
  • 2 silver mirrors/dielectric mirrors and mirror mounts

Some pics of new Y-chamber and beam line model

Phase 1 upgrade started two weeks ago media:201002_AIPINJCAD.JPG
New y-laser chamber media:thumbnail_IMG_20201002_094527437.jpg

Caryn's prior air-measurements

  • Summary logbook entry
With lip = mushroom (2 out of 2 are 'good' when not under vacuum) media:IMG_20200309_175510.jpeg
Without lip = zero profile (1 out of 2 are 'good' when not under vacuum) media:IMG_20200309_151848.jpg