Differences between revisions 8 and 45 (spanning 37 versions)
Revision 8 as of 2011-09-09 21:28:54
Size: 1053
Editor: JamieRollins
Comment:
Revision 45 as of 2012-04-04 22:11:04
Size: 1875
Comment:
Deletions are marked like this. Additions are marked like this.
Line 5: Line 5:
(1) Dichroic mirror for recycling cavities (Kiwamu)
 * Figure out required spec (~a day)
 * Get a quote (~ 3 days )
 * Qty = 3 (2 + 1 spare )
 * Start ordering (in a week)
(1) Dichroic mirror for recycling cavities (Jamie)
 * [[https://dcc.ligo.org/cgi-bin/private/DocDB/ShowDocument?docid=87589|spec in DCC]]
 * wedge angle = 2 deg
 * 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]]
Line 14: Line 17:
 * 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)]]
 * being baked...
Line 16: Line 22:
(3) OSEM mount screws (Jenne) (3) OSEM mount screws (Steve)
Line 20: Line 26:
 * http://131.215.115.52:8080/40m/6232
Line 41: Line 48:
 * [[Optics_Cleaning|2009 Dec]]  * [[Optics_Cleaning| 2009 Dec]]
Line 44: Line 51:
 * [[Upgrade 09|IFO Upgrade 2009-2010]]  * [[Upgrade_09|IFO Upgrade 2009-2010]]

Vent plans

Prep for next vent

(1) Dichroic mirror for recycling cavities (Jamie)

(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)