Differences between revisions 52 and 59 (spanning 7 versions)

Vent plans

Prep for next vent

(1) Dichroic mirror for recycling cavities (Jamie)

spec in DCC
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
optics now in hand
phase map of mirror, in and out of tip-tilt mounts
- what resolution do we need?

(2) Black glass beam dumps

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

(3) OSEM mount screws

requirements:
- Hex-top, longer, sliver-plated
- Qty = 100
- No-plastic
final design
manufactured
baked
ready to install

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

Suresh is going to LHO April 15-25 for assembly/shipping of tip-tilts
tip-tilts:
- We have tip-tilts from LHO
- baked
- assembled
- add mirrors
- level
in-vac cables (quadrapuses)
- Must place order with RND Cables
electronics:
- gather components:
  - DAC
  - anti-image filters
  - dewhite filters
  - coil drivers
  - eurocrate
  - cables

(5) New periscope plate

manufactured
baked
ready to install

(6) Cavity scattering measurements? (Jan)

(7) Review IP{ANG,POS} alignment/closeup proceedure

-  ⇤ ← Revision 52 as of 2012-07-12 21:38:20 → 
  Size: 2196
  Editor: JamesonrollinsATligoDOTorg
  Comment:
+   ← Revision 59 as of 2012-07-16 21:25:51 → ⇥
  Size: 2403
  Editor: JamesonrollinsATligoDOTorg
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
 Line 9:
-   * '''''[[https://wiki-40m.ligo.caltech.edu/vent?action=AttachFile&do=get&target=Laseroptik.pdf|Laseroptik (final)]]'''''
+   * '''[[https://wiki-40m.ligo.caltech.edu/vent?action=AttachFile&do=get&target=Laseroptik.pdf|Laseroptik (final)]]'''
 Line 12:
- * '''''We have mirror in hand!'''''
 * Phase map of mirror, in and out of tip-tilt mounts
+ * '''[[http://nodus.ligo.caltech.edu:8080/40m/6907|optics now in hand]]'''
 * phase map of mirror, in and out of tip-tilt mounts
   * '''''what resolution do we need?'''''
-Line 21:
+Line 22:
- * '''''being baked...'''''
+ * being baked...
-Line 24:
+Line 25:
- * Hex-top, longer, sliver-plated
 * Qty = 100
 * No-plastic
 * '''''[[http://nodus.ligo.caltech.edu:8080/40m/6472|final design]]'''''
 * '''''manufactured and being baked...'''''
+ * requirements:
   * Hex-top, longer, sliver-plated
   * Qty = 100
   * No-plastic
 * '''[[http://nodus.ligo.caltech.edu:8080/40m/6472|final design]]'''
 * --(manufactured)--
 * --(baked)--
 * '''ready to install'''
-Line 31:
+Line 35:
- * to get:
   * Tip-tilts from LHO
   * Electronics
   * Cables including vacuum-compatible ones and the non-vacuum ones
   * Prepare mirrors
   * Assembly and baking
   * Prepare feedthrough connectors
   * Digital controls
 * '''''Suresh is going to LHO April 15-25 for assembly/shipping of tip-tilts...'''''
+ * --(Suresh is going to LHO April 15-25 for assembly/shipping of tip-tilts)--
 * tip-tilts:
    * '''We have tip-tilts from LHO'''
    * --(baked)--
    * --(assembled)--
    * add mirrors
    * level
 * in-vac cables (quadrapuses)
    * __'''''Must place order with RND Cables'''''__
 * electronics:
    * gather components:
      * DAC
      * anti-image filters
      * dewhite filters
      * coil drivers
      * eurocrate
      * cables
-Line 41:
+Line 53:
-(5) Mode-matching telescope adjustments (Jenne/Suresh)
 * Need to determine what exactly the problem is.
   * What needs to be moved?
+(5) New periscope plate
  * --(manufactured)--
  * --(baked)--
  * '''ready to install'''

Vent plans

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