Differences between revisions 8 and 44 (spanning 36 versions)
Revision 8 as of 2011-09-09 21:28:54
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Editor: JamieRollins
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Revision 44 as of 2012-04-04 22:06:30
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 * Figure out required spec (~a day)
 * Get a quote (~ 3 days )
 * Figure out required spec
    * [[https://dcc.ligo.org/cgi-bin/private/DocDB/ShowDocument?docid=87589|spec in DCC]]
    * wedge angle = 2 deg
    * dichroic mirror quotes:
     * [[https://wiki-40m.ligo.caltech.edu/vent?action=AttachFile&do=get&target=ATF.pdf|ATF]]
     * '''''[[https://wiki-40m.ligo.caltech.edu/vent?action=AttachFile&do=get&target=Laseroptik.pdf|Laseroptik (final)]]'''''
       * note: 2 deg wedge quote has Fused Silica grade F = 5 ppm homogeneity & micro roughness 0.3 nm RMS, Rana OKed both, 3 wks delivery, Jamie takes care of ordering

    * [[Optical_Layout#PR3SR3|Optical table layout needs to be modified]]

 * Get a quote from ATF.
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 * Need a discussion    * [[https://dcc.ligo.org/cgi-bin/private/DocDB/ShowDocument?docid=77367|hexagonal]]
   * [[https://dcc.ligo.org/cgi-bin/private/DocDB/ShowDocument?docid=77543|diamond shaped]]
   * [[https://dcc.ligo.org/cgi-bin/private/DocDB/ShowDocument?docid=77545|diamond shaped (2inch)]]
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(3) OSEM mount screws (Jenne) (3) OSEM mount screws (Steve)
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 * http://131.215.115.52:8080/40m/6232
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 * [[Optics_Cleaning|2009 Dec]]  * [[Optics_Cleaning| 2009 Dec]]
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 * [[Upgrade 09|IFO Upgrade 2009-2010]]  * [[Upgrade_09|IFO Upgrade 2009-2010]]

Vent plans

Prep for next vent

(1) Dichroic mirror for recycling cavities (Kiwamu)

  • Figure out required spec
  • Get a quote from ATF.
  • Qty = 3 (2 + 1 spare )
  • Start ordering (in a week)

(2) Black glass beam dumps (Koji)

(3) OSEM mount screws (Steve)

(4) Active tip-tilts (Suresh/Jamie)

  • Electronics
  • Cables including vacuum-compatible ones and the non-vacuum ones
  • Prepare mirrors
  • Assembly and baking
  • Prepare feedthrough connectors
  • Digital controls

(5) OMC activation (Jenne)

  • Calculate the mode matching solutions and prepare appropriate telescopes
  • Draw optical layout
  • Digital controls

(6) OSEM upgrade (somebody)

  • Need a discussion

Previous

vent (last edited 2021-10-27 19:08:20 by AnchalguptaATligoDOTorg)