Cartoon of the optical layout around IMC, IFI and IMM

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Presentation transcript:

Cartoon of the optical layout around IMC, IFI and IMM bKAGRA Early Phase JGW-T1706953 Yuta Michimura Not to scale at all. Pick-off mirror layout not real. ― main beam ― REFL beam (reflected beam from the main interferometer) IMMT1T beam is IMMT1 transmitted beam from IFI to IMMT1 IMMT2T beam is IMMT2 transmitted beam from IMMT1 to IMMT2 MCE MCe TRANS MCE thick On 1mx1m table IMMT2T for RFAM monitor (1 RF PD) and beam jitter monitoring (2 DC QPDs) IMMT2T IMMT2T MCF IFI IMM thick IMMT2 to PRM POM STM2 thick IFI IMMT1 STM1 from PSL thick IMMT1T thick IMC REFL REFL IMC REFL REFL On oplev pylon IMMT1T for ISS (2 DC PDs) and beam jitter monitoring (1 DC QPD)

Cartoon of the optical layout around IMC, IFI and IMM bKAGRA Final Phase ? JGW-T1706953 Yuta Michimura Not to scale at all. Pick-off mirror layout not real. ― main beam ― REFL beam (reflected beam from the main interferometer) IMMT1T beam is IMMT1 transmitted beam from IFI to IMMT1 IMMT2T beam is IMMT2 transmitted beam from IMMT1 to IMMT2 MCE MCe TRANS MCE in-vac 2 DC QPDs thick IMMT2T IMMT2T in-vac 2 DC QPDs (& 1 RF PD) MCF IFI IMM thick IMMT2 to PRM in-vac ISS DC PDs POM STM2 thick IFI IMMT1 STM1 from PSL thick IMMT1T thick IMC REFL REFL IMC REFL REFL