• KAGRA
• Subgroups
• CAL
• Pcal

Photon Calibrator

Instruments

• Pcal instruments summary

• Laser manual

• X-end PCal laser repair report

Test procedure

• Test procedure

Pcal Error budget

• Error budget Table

Stabirity of detector

Optical efficiency

Image analysis

• Pcal_picture

WSK/GS

• WS/GS ratio

Tx,Rx/WSK

• 2019 Feb. Start closs calibration

Operation of PCal

• Picomotor