| ID |
Date |
Author |
Status |
Type |
Category |
Location |
Title |
Text |
 |
|
15
|
Thu Jun 9 19:39:00 2022 |
Manar Amer | Fixed | report | vacuum | Optical room | Cavity Box Under Vacuum | Yesterday evening, we closed Cavity Box
and placed it under the primary pump for
~2 hours. then for lack of time we switched |
|
|
1
|
Wed Sep 12 18:18:08 2018 |
Ronic Chiche | Fixed | info | utilities | Optical room | first entry in logbook | first entry in logbook |
|
|
14
|
Tue May 10 17:00:15 2022 |
Manar Amer | Under Process | report | utilities | Optical room | Replacing prefilters for filter unit | The 5 prefilters for the SBox have been
changed and at the same time a cleaning of
the visible part of the motor was done using |
|
|
3
|
Thu Nov 8 15:06:17 2018 |
Loïc Amoudry | Fixed | info | mechanics | lasers and optics | utilities | Optical room | Optical closet content | Electronic:
EOM photoline NIR-MPX-LN-10, S/N:
2559-22 x1 |
|
|
4
|
Fri Sep 20 13:08:51 2019 |
Ronic Chiche | Fixed | info | mechanics | lasers and optics | Optical room | OneFive laser installation | SBOX table cleaned and Origami 133MHz laser
installed.
power measurement with powermeter |
|
|
5
|
Mon Sep 23 16:48:29 2019 |
Ronic Chiche | Fixed | info | mechanics | lasers and optics | Optical room | Laser isolator | No optical isolator available.
One used a half waveplate, a PBS,
a faraday rotator and a PBS on a rotating |
|
|
6
|
Tue Oct 8 17:57:53 2019 |
Ronic Chiche | Fixed | info | mechanics | lasers and optics | Optical room | CVBG and laser spectrum | CVBG has been installed but reflected power
is much lower than before (new power in black
with OD1 filter, old power in red... see |
|
|
7
|
Wed Oct 9 14:59:17 2019 |
Ronic Chiche | Fixed | info | mechanics | lasers and optics | Optical room | CVBG laser spectrum | Frep et CEP motors action has no effect
on the spectrum central wavelength.
See the plot of the total OneFive |
|
|
9
|
Tue Oct 15 10:27:35 2019 |
Ronic Chiche | Fixed | info | mechanics | Optical room | Chilller installation | Yesterday, we installled again the chillers
for the 2nd and 3rd stages of the 50W laser
amplifier. |
|
|
13
|
Mon May 9 18:43:41 2022 |
Manar Amer | Fixed | report | mechanics | Optical room | screws for the ring fixing the mirrors | On Friday, when placing the mirror in the
mount inside the cavity, the mirror is fixed
using a ring with 3 screws |
|
|
2
|
Wed Sep 26 12:58:44 2018 |
Huan Wang | Fixed | info | lasers and optics | Optical room | 200kW & 160kW 30min run | the attched image is the plot of the datas
from two high power experiments,
|
|
|
8
|
Thu Oct 10 11:54:45 2019 |
Ronic Chiche | Fixed | info | lasers and optics | Optical room | Fiber injection | The power reflected by the CVBG after the
PBS is measured at 8.16mW (powermeter without
AA-OD1 filter) |
|
|
10
|
Fri Oct 18 12:42:16 2019 |
Ronic Chiche | Fixed | info | lasers and optics | Optical room | Fiber injection and amplifier diagnostics | Today with Titouan, we installed a 10-90%
fiber coupler between the EOM and the amplifier
to have a diagnostic of the fiber injection |
|
|
11
|
Tue Oct 22 15:26:52 2019 |
Ronic Chiche | Fixed | info | lasers and optics | Optical room | Fiber injection and amplifier diagnostics | The fiber connected to the 2nd stage photodiode
was broken.
Thus, one connected the Auxilary output |
|
|
12
|
Mon Jan 6 12:41:43 2020 |
Ronic Chiche | Fixed | info | lasers and optics | Optical room | Fiber injection and amplifier diagnostics | this morning, the photodiode from the fiber
coupling was only at 17mV (it was 40mV before
the Christmas holidays). |
|
|
16
|
Thu May 16 16:20:17 2024 |
Aurélien Martens | Fixed | info | detectors and electronics | Optical room | report on dead EOMs | I tested the status of several EOMs by
injecting them with the CW OEWaves laser.
Its power is of 15.37mW. |
|