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Size: 1192
Comment:
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Size: 1447
Comment:
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| Deletions are marked like this. | Additions are marked like this. |
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| * [[KAGRA/Subgroups/IOO/OMC/meeting2018|2018]] == Task List == * [[KAGRA/Subgroups/IOO/OMC/Tasks|here]] |
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| * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=1875|Report by Kumeta]] (Japanese, 2013) * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=2105|Report by Somiya]] (English, 2013) |
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| === Requirement === | * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=8043|OMC Design Document]] == Requirement == |
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| === Optical Design (updated 17/10/25) === | == Optical Design (updated 17/11/14) == |
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| ||OMMT1||13.16m||4.58mm|| ||OMMT2||44.39m||??mm|| |
||OMMT1||13.16m||4.46mm|| ||OMMT2||44.39m||2.68mm|| |
| Line 20: | Line 24: |
| ||OMC1||flat||432um|| ||OMC2||flat||453um(X)/456um(Y)|| ||OMC3||1.80m||619um|| ||OMC4||1.80m||619um|| |
||OMC1||flat||444um|| ||OMC2||flat||444um(X)/447um(Y)|| ||OMC3||1.80m||604um|| ||OMC4||1.80m||604um|| ||DCPD||--||562um|| |
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| === Suspension Design === | == Suspension Design == ||Total mass to be suspended||13kg|| ||Number of suspensions||3|| ||Blade spring size||220x53|| ||Blade material||MAS-1|| ||Blade mass||4.3kg|| * See [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=7050|here]] for more detail. == Control Scheme == |
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=== Control Scheme === TBD |
Output Mode-cleaner
Meetings
Task List
Reports
Requirement
Shot noise increase due to the signal reduction by the OMC and residual spatial higher order modes after the OMC should be less than 5%.
Optical Design (updated 17/11/14)
item |
RoC |
Beam Raidus |
OMMT1 |
13.16m |
4.46mm |
OMMT2 |
44.39m |
2.68mm |
OSTM |
flat |
TBA |
OMC1 |
flat |
444um |
OMC2 |
flat |
444um(X)/447um(Y) |
OMC3 |
1.80m |
604um |
OMC4 |
1.80m |
604um |
DCPD |
-- |
562um |
Space |
Distance |
AOI |
SRM-OMMT1 |
5.63m |
3.07deg |
OMMT1-OMMT2 |
2.60m |
3.07deg |
OMMT2-OSTM |
2.97m |
90deg |
OSTM-OBS1 |
0.30m |
90deg |
OBS1-OMC1 |
0.03m |
0.078deg |
OMC1-OMC2 |
0.357m |
3.00deg |
OMC2-OMC3 |
0.359m |
3.00deg |
OMC3-OMC4 |
0.357m |
3.00deg |
OMC4-OMC1 |
0.359m |
3.00deg |
Suspension Design
Total mass to be suspended |
13kg |
Number of suspensions |
3 |
Blade spring size |
220x53 |
Blade material |
MAS-1 |
Blade mass |
4.3kg |
See here for more detail.
Control Scheme
TBD