Differences between revisions 43 and 45 (spanning 2 versions)

Vent plans

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(1) Dichroic mirror for recycling cavities (Jamie)

spec in DCC
wedge angle = 2 deg
quotes:
- ATF
- 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 table layout needs to be modified

(2) Black glass beam dumps (Koji)

Large baffle style covers for the suspensions
Small V-shape pieces for generic purpose
being baked...

(3) OSEM mount screws (Steve)

Hex-top, longer, sliver-plated
Qty = 100
No-plastic
http://131.215.115.52:8080/40m/6232

(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

-  ⇤ ← Revision 43 as of 2012-03-28 22:30:46 → 
  Size: 2123
  Editor: StevevassATligoDOTorg
  Comment:
+   ← Revision 45 as of 2012-04-04 22:11:04 → ⇥
  Size: 1875
  Editor: JamesonrollinsATligoDOTorg
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
 Line 5:
-(1) Dichroic mirror for recycling cavities (Kiwamu)
 * 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 (no wedge)]], [[https://wiki-40m.ligo.caltech.edu/vent?action=AttachFile&do=get&target=Laseroptik2dw.pdf|Laseroptik (new w/ 2 deg wedge)]]
+(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)]]'''''
-Line 13:
+Line 12:
-    * [[Optical_Layout#PR3SR3|Optical table layout needs to be modified]]

 * Get a quote from ATF.
 * Qty = 3 (2 + 1 spare )
 * Start ordering (in a week)
+ * [[Optical_Layout#PR3SR3|Optical table layout needs to be modified]]
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+Line 20:
+ * being baked...

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