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For laser tabel: For laser table:

Auxiliary Optics Lists

This is a preliminary list of auxiliary optics, sensors and other stuff.

ETM

  • Suspended beam reducing telescope for transmitted beam.
    • Vibration isolation requirement TBD
  • Detection optics for transmitted beam, especially QPD (suspended ? in vacuum ?), CCD
  • Optical lever
  • Local sensors to monitor the position of the mirror and above masses
    • At least horizontal degrees of freedom (X,Y)
    • Preferably a vertical sensor (Z) and side
    • The sensors have to be rigidly mounted on the ground so that these are useful for remembering the position of the mirror and recording the drifts.
  • Suspended baffles to kill scattered light (suggested by Riccardo)
  • Suspended beam dumps for killing AR reflected beams.
  • CCD camera to look at the mirror surface.

ITM

  • Optical lever
  • Local sensors to monitor the position of the mirror and above masses
    • At least horizontal degrees of freedom (X,Y)
    • Preferably a vertical sensor (Z) and side
    • The sensors have to be rigidly mounted on the ground so that these are useful for remembering the position of the mirror and recording the drifts.
  • Suspended baffles (suggested by Riccardo)
  • Suspended beam dumps for AR reflected beams.
  • CCD camera to look at the mirror surface.

BS

  • Suspended steering mirrors to lead the POX/POY beams out of the vacuum chamber.
  • Detection optics for POX/POY (2xRFPD, RFPD, DCPD, RF QPD, DC QPD, CCD)
  • Optical Lever
  • Local sensors to monitor the position of the mirror and above masses
    • At least horizontal degrees of freedom (X,Y)
    • Preferably a vertical sensor (Z) and side
    • The sensors have to be rigidly mounted on the ground so that these are useful for remembering the position of the mirror and recording the drifts.
  • Suspended beam dumps for killing auxiliary beams (in vacuum).
  • CCD to look at the mirror surface.

PRM

  • Optical Lever
  • Local sensors to monitor the position of the mirror and above masses
    • At least horizontal degrees of freedom (X,Y)
    • Preferably a vertical sensor (Z) and side
    • The sensors have to be rigidly mounted on the ground so that these are useful for remembering the position of the mirror and recording the drifts.
  • Suspended beam dumps for killing auxiliary beams (in vacuum).
  • CCD to look at the mirror surface.

PR2

  • Suspended steering mirror(s) to lead the transmitted beam out of the vacuum chamber.
  • Detection optics for POP.
  • Injection/Detection optics for green laser.
  • Optical Lever
  • Local sensors to monitor the position of the mirror and above masses
    • At least horizontal degrees of freedom (X,Y)
    • Preferably a vertical sensor (Z) and side
    • The sensors have to be rigidly mounted on the ground so that these are useful for remembering the position of the mirror and recording the drifts.
  • Suspended beam dumps for killing auxiliary beams (in vacuum).
  • CCD to look at the mirror surface.

PR3

  • Optical Lever
  • Local sensors to monitor the position of the mirror and above masses
    • At least horizontal degrees of freedom (X,Y)
    • Preferably a vertical sensor (Z) and side
    • The sensors have to be rigidly mounted on the ground so that these are useful for remembering the position of the mirror and recording the drifts.
  • Suspended beam dumps for killing auxiliary beams (in vacuum).
  • CCD to look at the mirror surface.

SRM

  • Optical Lever
  • Local sensors to monitor the position of the mirror and above masses
    • At least horizontal degrees of freedom (X,Y)
    • Preferably a vertical sensor (Z) and side
    • The sensors have to be rigidly mounted on the ground so that these are useful for remembering the position of the mirror and recording the drifts.
  • Suspended beam dumps for killing auxiliary beams (in vacuum).
  • CCD to look at the mirror surface.

SR2

  • Suspended steering mirror(s) to lead the green beam into the interferometer.
  • Injection/Detection optics for green laser.
  • Optical Lever
  • Local sensors to monitor the position of the mirror and above masses
    • At least horizontal degrees of freedom (X,Y)
    • Preferably a vertical sensor (Z) and side
    • The sensors have to be rigidly mounted on the ground so that these are useful for remembering the position of the mirror and recording the drifts.
  • Suspended beam dumps for killing auxiliary beams (in vacuum).
  • CCD to look at the mirror surface.

SR3

  • Optical Lever
  • Local sensors to monitor the position of the mirror and above masses
    • At least horizontal degrees of freedom (X,Y)
    • Preferably a vertical sensor (Z) and side
    • The sensors have to be rigidly mounted on the ground so that these are useful for remembering the position of the mirror and recording the drifts.
  • Suspended beam dumps for killing auxiliary beams (in vacuum).
  • CCD to look at the mirror surface.


MC1

  • Suspended steering mirrors to lead the MC REFL beams out of the vacuum chamber.
  • Detection optics for MC REFL (RFPD, DCPD, RF QPD, DC QPD, CCD)
  • Optical Lever
  • Local sensors to monitor the position of the mirror and above masses
    • At least horizontal degrees of freedom (X,Y)
    • Preferably a vertical sensor (Z) and side
    • The sensors have to be rigidly mounted on the ground so that these are useful for remembering the position of the mirror and recording the drifts.
  • Suspended beam dumps for killing auxiliary beams (in vacuum).
  • CCD to look at the mirror surface.

MC2

  • Detection optics for transmitted beam (MCT), especially QPD (suspended ? in vacuum ?)
  • Detection optics for MCT (DCPD, DC QPD, CCD)
  • CCD to look at the MC transmitted light.
  • Optical Lever
  • Local sensors to monitor the position of the mirror and above masses
    • At least horizontal degrees of freedom (X,Y)
    • Preferably a vertical sensor (Z) and side
    • The sensors have to be rigidly mounted on the ground so that these are useful for remembering the position of the mirror and recording the drifts.
  • Suspended beam dumps for killing auxiliary beams (in vacuum).
  • CCD to look at the mirror surface.

MC3

  • Optical Lever
  • Local sensors to monitor the position of the mirror and above masses
    • At least horizontal degrees of freedom (X,Y)
    • Preferably a vertical sensor (Z) and side
    • The sensors have to be rigidly mounted on the ground so that these are useful for remembering the position of the mirror and recording the drifts.
  • Suspended beam dumps for killing auxiliary beams (in vacuum).
  • CCD to look at the mirror surface.

MMT1

  • Optical Lever
  • Local sensors to monitor the position of the mirror and above masses
    • At least horizontal degrees of freedom (X,Y)
    • Preferably a vertical sensor (Z) and side
    • The sensors have to be rigidly mounted on the ground so that these are useful for remembering the position of the mirror and recording the drifts.
  • Suspended beam dumps for killing auxiliary beams (in vacuum).
  • CCD to look at the mirror surface.

MMT2

  • Optical Lever
  • Local sensors to monitor the position of the mirror and above masses
    • At least horizontal degrees of freedom (X,Y)
    • Preferably a vertical sensor (Z) and side
    • The sensors have to be rigidly mounted on the ground so that these are useful for remembering the position of the mirror and recording the drifts.
  • Suspended beam dumps for killing auxiliary beams (in vacuum).
  • CCD to look at the mirror surface.

Faraday

  • Detection optics for REFL (RFPD, DCPD, RF QPD, DC QPD, CCD)
  • CCD cameras to look at the iniput/output of FI.


OMMT1

  • Optical Lever
  • Local sensors to monitor the position of the mirror and above masses
    • At least horizontal degrees of freedom (X,Y)
    • Preferably a vertical sensor (Z) and side
    • The sensors have to be rigidly mounted on the ground so that these are useful for remembering the position of the mirror and recording the drifts.
  • Suspended beam dumps for killing auxiliary beams (in vacuum).
  • CCD to look at the mirror surface.

OMMT2

  • Optical Lever
  • Local sensors to monitor the position of the mirror and above masses
    • At least horizontal degrees of freedom (X,Y)
    • Preferably a vertical sensor (Z) and side
    • The sensors have to be rigidly mounted on the ground so that these are useful for remembering the position of the mirror and recording the drifts.
  • Suspended beam dumps for killing auxiliary beams (in vacuum).
  • CCD to look at the mirror surface.

OMC

  • Suspended steering mirrors to lead the DC PD beams in the vacuum chamber.
  • Suspended steering mirrors to lead the OMC REFL beams out of the vacuum chamber.
  • Suspended steering mirrors to pickoff RF signals (1%?) out of the vacuum chamber.
  • Detection optics for In vacuum DC PD.
  • Detection optics for OMC REFL. (RFPD, DCPD, RF QPD, DC QPD, CCD)
  • Detection optics for AS RF port (RFPD, DCPD, RF QPD, DC QPD, CCD).
  • Optical Lever
  • Local sensors to monitor the position of the mirror and above masses
    • At least horizontal degrees of freedom (X,Y)
    • Preferably a vertical sensor (Z) and side
    • The sensors have to be rigidly mounted on the ground so that these are useful for remembering the position of the mirror and recording the drifts.
  • Suspended beam dumps for killing auxiliary beams (in vacuum).
  • CCD to look at the OMC mirror surface.


Total amount

For IFO optics

Item

ETMX

ETMY

ITMX

ITMY

BS

PRM

PR2

PR3

Total

CCD

1

1

1

1

1

1

1

1

7

QPD for OL

2

2

2

2

2

2

2

2

14

Laser

2

2

2

2

2

2

2

2

14

Local sensor

Beam dump

For input optics:

Item

MC1

MC2

MC3

MMT1

MMT2

FI

Total

CCD

1

1

1

1

1

2

7

QPD for OL

2

2

2

2

2

10

Laser

1

1

1

1

1

1

5

Local sensor

Beam dump

For output optics:

Item

OMMT1

OMMT2

OMC

Total

CCD

1

1

2

4

QPD for OL

2

2

4

Laser

1

1

2

Local sensor

Beam dump

For output ports:

Item

DC

OMC REFL

AP RF

REFL

POX

POY

TRX

TRY

MC REFL

MCT

Total

CCD

1

1

1

1

1

1

1

1

1

9

RF PD

1

1

1

1

1

1

6

2xRF PD

1

1

PD for DC readuot

1

1

DC PD

1

1

1

1

1

1

1

7

DC PD high/low

1

1

2

RF QPD

2

2

2

2

2

10

DC QPD

1

1

1

3

Beam dump

For laser table:

Item

Laser

FSS REFL

FSST

PMC REFL

PMCT

MZT1

MZT2

ISS

Total

CCD

1

1

1

1

4

RF PD

1

1

1

3

DC PD

2

1

1

1

1

1

5

DC QPD

1

1

2

Beam dump

LCGT/subgroup/ifo/MIF/AuxOpticsLists (last edited 2011-04-15 11:51:12 by OsamuMiyakawa)