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IOO (General)
takayuki.furuhata - 18:34 Wednesday 31 January 2018 (4064) Print this report
Measrement of ISS
[Furuhata, Sakamoto, Kokeyama]

Yesterday we checked effect of ISS box installed last week.
(The article about the installation is here. http://klog.icrr.u-tokyo.ac.jp/osl/?r=4035)
The stability of laser intensity is shown in attached figure.
We couldn't recognize the improvement by adopting ISS box.
(The data before installation of ISS box is here. http://klog.icrr.u-tokyo.ac.jp/osl/?r=3922)

After that, we measred OLT of ISS.
The OLT is shown in attached figure.
Low freqency resion was not measred well because of high gain.
Non-image files attached to this report
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