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SBOX orders SBOX installation SBOX commissioning SBOX control command

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ID Date Author Status Type Category Location Title Text   101   Wed Jul 6 18:34:12 2022 Manar Amer Fixed report lasers and optics | detectors and electronics | software Optical room Cavity Lock Closing the series for the setup The cavity was only locked @ 133.33 MHz but the Finesse was not measured      102   Wed Jul 6 18:35:38 2022 Manar Amer Fixed report lasers and optics Optical room Fundamental Mode TEM00 Closing series of 00 mode for FSR @ 133.33 MHz        103   Wed Jul 6 18:37:02 2022 Manar Amer Fixed report lasers and optics Optical room Divergence of the CW beam after collimator Closing the series of the telescope for the beam @ 133.33 MHz        104   Wed Jul 6 18:39:25 2022 Manar Amer Fixed report lasers and optics | vacuum Optical room SBox Finesse at 216.6625 MHz Max Finesse obtained @ 4 mirror setup was ~ 19 300   With M1 from ThomX , M2/M3/M4 from      105   Wed Jul 6 18:39:38 2022 Manar Amer Fixed report lasers and optics | vacuum Optical room SBox Finesse at 216.6625 MHz        106   Wed Jul 6 19:57:17 2022 Manar Amer Fixed report lasers and optics | detectors and electronics Optical room 2 Mirror Setup @ 216.6 MHz The SBox cavity setup was changed to have only 2 mirrors M1 plane and M2 spherical, both from ThomX      107   Fri Jul 8 17:09:26 2022 Manar Amer Fixed report lasers and optics Optical room Images of ThomX mirrors Under the microscope, the spherical mirrors show the deposit of metal dots on the reflecting surface      108   Fri Jul 8 17:10:44 2022 Manar Amer Fixed report lasers and optics Optical room Images of ThomX mirrors Mirror images in the previous log showing the metal deposit of the coating of the spherical mirrors      109   Fri Jul 8 17:48:48 2022 Manar Amer Fixed report lasers and optics | detectors and electronics Optical room 2 Mirror Setup @ 216.6 MHz The cavity was realigned using irises instead of pinholes, gave a better alignment. The inside of the box, the spherical      110   Fri Jul 8 19:37:24 2022 Manar Amer Fixed report lasers and optics | detectors and electronics Optical room 2 Mirror Setup @ 216.6 MHz Update for Finesse measurement, The cavity was put under vacuum ~ 1.1*10^-1 mbar and the alignment and coupling      111   Tue Jul 12 10:07:05 2022 Manar Amer Fixed report lasers and optics | detectors and electronics Optical room FSR change & Finesse Measurements The FSR of the 2 mirror (plan-spherical) Cavity was adjusted from 210 MHz to reach 216.643 MHz      112   Tue Jul 12 10:19:30 2022 Manar Amer Fixed report lasers and optics | detectors and electronics Optical room FSR change & Finesse Measurements Yesterday evening the cavity was Vacuum pumped up to pressure of 5.5*10^-2 and locked  changed FSR to be 216.662 MHz and      113   Tue Jul 12 14:41:55 2022 Manar Amer Fixed report lasers and optics | detectors and electronics Optical room FSR change & Finesse Measurements a Finesse of 30k with the present mirrors : T1=120 ppm ;A1=(2.6+1) ppm;      114   Tue Jul 12 18:53:55 2022 Manar Amer Fixed report lasers and optics | detectors and electronics Optical room Installation of D-shaped mirror / Alignment To prepare for the amplifier. I installed the D-shapped mirrors after cleaning (using aceton and ethanol) between the cavity 2      115   Tue Jul 12 19:07:50 2022 Manar Amer Fixed report lasers and optics | detectors and electronics | software Optical room CELIA amplifier installation The amplifier was installed on the optical table next to SBox table. The CVBG that will be used for      116   Fri Jul 22 17:07:32 2022 Manar Amer Fixed report lasers and optics | detectors and electronics | software Optical room CELIA amplifier installation + chiller Amplifier placed next to the pulsed laser on the table under the airflow The output is in free space with      117   Fri Jul 22 17:10:06 2022 Manar Amer Fixed report lasers and optics | detectors and electronics Optical room Installation of D-shaped mirror / Alignment The D-shaped mirrors are installed properly and not cutting the path of the beam. The cavity has been aligned again      118   Fri Jul 22 18:00:21 2022 Manar Amer Fixed report lasers and optics | detectors and electronics | software Optical room Alignment / Table setup The current setup of the optical table attached. The cavity is aligned and the lock      119   Fri Jul 22 18:19:13 2022 Manar Amer Fixed report lasers and optics | detectors and electronics | software Optical room CVBG stretching / Fiber Injection Before injecting into the amplifier, the pulse needs to be stretched using a CVBG, type attached.  7x    120   Fri Jul 22 18:25:31 2022 Manar Amer Fixed report lasers and optics | detectors and electronics | software Optical room CELIA amplifier installation + chiller The software to control the CELIA amplifier is on the laptop that was placed in ThomX bunker.

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