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= Optical Lever = = Optical Lever (Room Temperature) =
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Optical lever for LCGT-SAS system Sensing local motions including longitudinal dof and
all alignment dofs (pitch, yaw and roll) of any mirrors supported by vibration isolation system.

<!> Operating temperature: here the system is assumed to be utilized at room temperature, not in cryogenic temperature.
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 * Spec. for vacuum chambers
 * Any...
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 *  * ITM chambers (X,Y)
 * ETM chambers (X,Y)
 * PRC chambers (dummyPRC, PR2, PR3)
 * SRC chambers (dummySRC, SR2, SR3)
 * MC chambers (MC1, MC2...)
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TBD  * Sensor noise should be less than xxx.
 * Sensor's dynamic range should be greater than xxx.
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== Procurement process and plans ==
TBD
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 * [[https://dcc.ligo.org/cgi-bin/DocDB/ShowDocument?docid=29666&version=1|LIGO-T1000746-v1, Viewports Subsystem Final Design Document]]  * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=418|JGW-­G1100418]]

Optical Lever (Room Temperature)

Related subgroups: VIS, IOO, MIF, VAC, CRY...


Scope

Sensing local motions including longitudinal dof and all alignment dofs (pitch, yaw and roll) of any mirrors supported by vibration isolation system.

<!> Operating temperature: here the system is assumed to be utilized at room temperature, not in cryogenic temperature.

Applicable Documents

General Description

Receiver and Transmitter

Naming Conventions

TBD

Locations

  • BS chamber
  • ITM chambers (X,Y)
  • ETM chambers (X,Y)
  • PRC chambers (dummyPRC, PR2, PR3)
  • SRC chambers (dummySRC, SR2, SR3)
  • MC chambers (MC1, MC2...)

Requirements

  • Sensor noise should be less than xxx.
  • Sensor's dynamic range should be greater than xxx.

Characteristics

TBD

Inspection plans

TBD

Procurement process and plans

TBD

LCGT/subgroup/AOS/OptLev1 (last edited 2018-02-03 13:07:02 by KousekiMiyo)