| ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
386
|
Fri Dec 6 00:55:25 2019 |
Koji | Optics | General | Beamdump gluing | [Stephen, Koji]
20 glass beamdumps were
bonded at the 40m cleanroom. |
6x |
|
451
|
Mon Nov 7 21:16:16 2022 |
Camille | Optics | Configuration | Setting up the fiber couplers | [Camille, Koji]
Began setting up fiber assembly
for OMC testing: |
|
|
452
|
Mon Nov 7 22:00:33 2022 |
Koji | Optics | Configuration | Setting up the fiber couplers | Fiber matching: 43.2/56.7 = 76%
S/P-pol ratio 0.7/43.2 = 1.6%
|
|
|
454
|
Mon Nov 14 08:34:45 2022 |
Camille | Optics | Characterization | transmission measurements through OMC #1 (before cleaning) | [Camille, Koji]
Friday, Nov 11th, 2022
Setting up OMC #1 for transmission |
|
|
455
|
Mon Nov 14 09:27:13 2022 |
Koji | Optics | Characterization | transmission measurements through OMC #1 (before cleaning) | The measured total optical loss of the
OMC was
1st: 0.015 +/- 0.003 |
|
|
456
|
Tue Nov 15 07:46:58 2022 |
Camille Makarem | Optics | General | cleaning OMC #1 | Monday, November 14, 2022
Camille and Koji did a "deep
cleaning" of OMC#1: |
|
|
457
|
Tue Nov 15 10:58:53 2022 |
Koji | Optics | General | OMC #1 damaged black glass removal | [Camille, Koji]
The damaged black glass was removed
from the OMC breadboard leaving the glass |
|
|
458
|
Tue Nov 15 11:12:24 2022 |
Koji | Optics | General | OMC #1 fogging on the AR side of BS1 cleaned | [Camille, Koji]
Photo of the BS1 AR cleaning process
Attachment 1: Before cleaning. |
|
|
459
|
Thu Nov 17 18:56:22 2022 |
Koji | Optics | General | Transmission measurements of OMC #1 after deep cleaning | [Camille, Koji]
- Removed the first contact we
left on Monday. |
|
|
460
|
Thu Nov 17 19:50:00 2022 |
Koji | Optics | Characterization | Conclusion on the cleaning of OMC #001 | Conclusion on the cleaning of OMC
#001
- After a couple of first contact |
|
|
464
|
Fri Dec 2 11:42:03 2022 |
Koji | Optics | Characterization | OMC #1 cleaning for water soluble contaminants | [Camille, Koji] Log of the work
on Nov 30, 2022
The
following is the notes from GariLynn
|
|
|
465
|
Fri Dec 2 12:38:15 2022 |
Koji | Optics | Characterization | OMC #1 cleaning for water soluble contaminants | Another set of FC cleaning was applied
to FM1/FM2/CM1/CM2 and SM2. Some FC strings
are visible on SM2. So I decided to clean |
|
|
466
|
Fri Dec 2 23:58:33 2022 |
Koji | Optics | Characterization | OMC #1 cleaning for water soluble contaminants | The second trial of the water scrub
A bright scatter is visible on
FM1, so I tried water scrub on FM1. This |
|
|
467
|
Mon Dec 5 20:09:39 2022 |
Koji | Optics | General | (re)starting the OMC #4 build | [Camille Koji]
We started buikding the
OMC #4. |
|
|
468
|
Fri Dec 9 13:13:13 2022 |
Koji | Optics | Characterization | FSR/TMS/Spot Positions/Transmission | [Camille Koji]
We quickly measured the basic parameters
of the OMC as is. |
|
|
469
|
Mon Dec 12 19:04:40 2022 |
Koji | Optics | Characterization | FSR/TMS/Spot Positions/Transmission 2nd trial | [Camille Koji]
We replaced CM2 with a PZT mirror
subassembly serialized by PZT "13" |
|
|
470
|
Mon Dec 19 18:51:50 2022 |
Koji | Optics | Characterization | TMS measurement with the PZT voltages altered | [Camille, Koji] Log of
the work on Dec 15, 2023
The vertical and horizontal |
|
|
471
|
Thu Jan 19 23:45:44 2023 |
Koji | Optics | General | OMC #4: cavity mirror bonding | [Koji, Camille]
We worked on the bonding of the
flat mirrors for the OMC cavity with UV epoxy. |
|
|
472
|
Mon Jan 23 19:51:20 2023 |
Koji | Optics | General | OMC #4: cavity mirror bonding | [Camille, Koji]
We continued to bond two CM mirrors
and the other two steering mirrors for QPD2. |
|
|
474
|
Thu Jan 26 22:57:19 2023 |
Koji | Optics | General | OMC #4: One Invar block bonded with tilt | [Camille, Koji]
The bottom side template was separated
into two pieces and successfully removed |
|
|
475
|
Thu Jan 26 23:07:14 2023 |
Koji | Optics | General | OMC #4: Input beam dump bonding | [Camille, Koji]
During the second UV epoxy session,
we did not bond the input beam dump. This |
|
|
476
|
Thu Jan 26 23:16:35 2023 |
Koji | Optics | Configuration | OMC #4: Top side bonding. | [Camille, Koji]
|
|
|
477
|
Thu Jan 26 23:46:13 2023 |
Koji | Optics | General | OMC #1 input beam dump bonding | A beam dump was stacked on the base of
the previous beam dump. The angle was determined
so that the main transmission goes through |
|
|
483
|
Thu Feb 2 03:09:41 2023 |
Koji | Optics | General | OMC #4: One Invar block bonded with tilt | [Camille, Thejas, Koji]
We added a reinforcement bar at
the back of the invar block which had the |
|
|
484
|
Sat Feb 4 03:16:10 2023 |
Koji | Optics | General | OMC #4: One Invar block bonded with tilt | The attached photo shows the resulting
bond spread.
|
|
|
18
|
Tue Aug 14 03:29:06 2012 |
Koji | Supply | General | Clean supply rack | Clean supplies & some cleaning tools
are located at the right side of the entrance.
The file cabinet there was moved to |
|
|
123
|
Fri May 10 09:33:22 2013 |
Koji | Supply | General | COMSOL simulation on the glass bracket stress | |
|
|
274
|
Thu Jan 19 20:57:53 2017 |
Koji | Supply | General | Purchase | Ordered:
Office Depot
v AA battery Qty. 24 |
|
|
275
|
Thu Feb 16 17:23:12 2017 |
Koji | Supply | General | Purchase |
BNC Patch Panel
8x
Amphenol Connex 112443 / Isolated BNC FEMALE
TO FEMALE BULKHEAD ISOLATED ADAPTER - 50 |
|
|
321
|
Thu Apr 4 20:07:39 2019 |
Koji | Supply | General | Purchase | == Office Depot ==
Really
Useful Box 9L x 6 (delivered) |
|
|
375
|
Wed Sep 18 22:30:11 2019 |
Stephen | Supply | General | EP30-2 Location and Status | Here is a summary of the events of the
last week, as they relate to EP30-2.
1) I lost the EP30-2 syringes that |
|
|
376
|
Wed Sep 18 23:16:06 2019 |
Stephen | Supply | General | Items staged at 40m Bake Lab for PZT Subassembly Bonding | The following items are presently staged
at the 40m Bake Lab (see photo indicating
current location) (noting items broght by |
|
|
384
|
Tue Oct 22 11:56:09 2019 |
Stephen | Supply | General | Epoxy Status update as of 22 October 2019 | The following is the current status of
the epoxies used in assembly of the OMC (excerpt
from C1900052) |
|
|
407
|
Fri Feb 5 07:40:37 2021 |
Stephen | Supply | General | OMC Unit 4 Build Machined Parts | OMC Unit 4 Build Machined Parts are currently
located in Stephen's office. See image
of large blue box from office, below. |
|
|
411
|
Wed Jul 7 14:21:50 2021 |
Stephen | Supply | General | OMC Unit 4 Build Machined Parts | More explicit insights into the inventory
for the Unit 4 build. Image of inventory
included below. |
|
|
453
|
Fri Nov 11 19:07:48 2022 |
Koji | Supply | General | Supply Order | Clean Supply Ordered
TexWipe TX8410 AlphaSat
Vectra Alpha 10 50 sheets x 12 pk (VWR |
|