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= LCGT Auxiliary Optics System (AOS) = ## page was renamed from LCGT/subgroup/AOS
= KAGRA
Auxiliary Optics System =
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The objectives of the subgroup "Auxiliary Optics System" (AOS) is to have the other LCGT subgroups design and complete the auxiliary optics that physically, logically and consistently glue the main parts of the LCGT interferometer together.  . The objectives of the subgroup ''' "Auxiliary Optics System" (AOS) ''' is to design and complete the auxiliary optics that physically, logically and consistently glue the main parts of the KAGRA interferometer together.
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Most of the AOS shall be fit to the vacuum chambers that had been already determined when the AOS group was established.
Even if the vacuum chamber was not designed considering the space allocated for AOS, AOS are required for fully operating LCGT, so we shall, by any means, pack them into the vacuum chambers if required.
 . Most of the AOS shall be fit to the vacuum chambers that had been already determined when the AOS group was established.
 . Even if the vacuum chamber was not designed considering the space allocated for AOS, AOS are required for fully operating KAGRA, so we shall, by any means, pack them into the vacuum chambers if required.
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||[[LCGT/subgroup/ifo/MIF/AuxOpticsLists|Aux. opt. list from MIF's point of view]]||[[LCGT/subgroup/vacuum|Layout Meeting]]|| ||
||[[LCGT/subgroup/ifo/MIF/OptParam|Optical Parameters]]||[[LCGT/subgroup/OCG/parametermeeting|Parameter Meeting]]|| ||
||[[LCGT/SVN|LCGT SVN]] ||[[LCGT/Terminology|Terminology]]||[[LCGT/iLCGT/Subgroup/DiscussionRana2010 | Discussion with Rana 2010]]||
 ||[[LCGT/subgroup/ifo/MIF/AuxOpticsLists|Auxiliary optics list from MIF's point of view]]||
 ||[[KAGRA/S
ubgroups/VAC|Layout Meeting]]||[[LCGT/subgroup/OCG/parametermeeting|Interface Parameter Meeting]]||
 ||[[LCGT/subgroup/ifo/MIF/OptParam|Optical Parameters]]||
 ||[[LCGT/SVN|SVN]] || [[KAGRA/Terminology|Terminology]]||
 
||[[LCGT/iLCGT/Subgroup/DiscussionRana2010|Discussion with Rana (2010)]]||[[LCGT/Meeting/RoadMap|Roadmap]] ||
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=== Major subsystems ===
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  * <!> Including beam baffles, output Faraday isolators, and calculation of BRDF of test masses...
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  * <!> Optical lever is a kind of local sensors, but unlike other local sensors, it requires long beam lines as lever's arms, thus this should be considerd in AOS.
 * [[LCGT/subgroup/AOS/CCD1|CCD monitors]]
 * [[LCGT/subgroup/AOS/Viewport1|Viewports on Vacuum Chambers]]
 * [[LCGT/subgroup/AOS/Shutter1|Beam Shutters]](IOO is in charge of.)
 * [[LCGT/subgroup/AOS/CCD1|Imagers and Light Sources ]] including CCD Monitors or equivalent
 * [[LCGT/subgroup/AOS/Viewport1|Viewports]] at room temperature
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 * [[LCGT/subgroup/AOS/BeamModeProfiler1|Beam Mode Profiler]]  * [[LCGT/subgroup/AOS/BeamModeProfiler1|Beam Profilers for large beams]]

=== Other subsystems ===
 * Squeezing? Squeezer optics
 * [[LCGT/subgroup/AOS/Shutter1|Beam Shutters]]
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 * Other local sensors/monitors/actuators?
 * Any other optics, outside breadboard,...
 * Squeezing system??
 * Maybe mainly VIS group's charge and not AOS's:
 
* [[LCGT/subgroup/AOS/JBOSEM1|Local Sensors and Actuators (LIGO's OSEM-like things utilized in vibration isolation system)]]
  * [[LCGT/subgroup/AOS/Violine1|Violine mode sensors or Wire position sensors (utilized in vibration isolation system or in noise-hunting phase)]]
 * [[LCGT/subgroup/AOS/JBOSEM1|Local Sensors and Actuators]] LIGO's OSEM-like things utilized in vibration isolation system
 * [[LCGT/subgroup/AOS/Violine1|Violine mode sensors or Wire position sensors]] utilized in vibration isolation system or in noise-hunting phase
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 * [[LCGT/subgroup/AOS/Meetings|LCGT-AOS Meetings]]  * [[LCGT/subgroup/AOS/Meetings|KAGRA-AOS Meetings]]
 * [[LCGT/subgroup/AOS/Meeting_Archive|Meeting Archive]]
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== Links ==
== Useful Links ==
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 * [[https://www.advancedligo.mit.edu/aos.html|adv.LIGO Aux. Optics]]  * [[https://www.advancedligo.mit.edu/aos.html|aLIGO Auxiliary Optics]]
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 * [[http://gwclio.icrr.u-tokyo.ac.jp/lcgtsubgroup/auxiliary/|KAGRA AOS blog]]

KAGRA Auxiliary Optics System


Objectives

  • The objectives of the subgroup "Auxiliary Optics System" (AOS) is to design and complete the auxiliary optics that physically, logically and consistently glue the main parts of the KAGRA interferometer together.

General Description

  • Most of the AOS shall be fit to the vacuum chambers that had been already determined when the AOS group was established.
  • Even if the vacuum chamber was not designed considering the space allocated for AOS, AOS are required for fully operating KAGRA, so we shall, by any means, pack them into the vacuum chambers if required.

References

Subsystems

Major subsystems

Other subsystems

Meetings

KAGRA/Subgroups/AOS (last edited 2019-04-11 15:18:56 by TomotadaAkutsu)