= Transmission Monitor (TMS) at EXT (Phase 1) =
 * With a fixed stage.
 * TMS = BRT (beam reducing telescope) + GPT (Gouy phase telescope)
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== Links to knowledge ==
 * 「図3_EXT，EYTの位置.pptx」
 * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=7775|Interferometer Layout for Both IR and Green Beams, With and Without ITMs (Michimura)]]
 * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=8117|Alignment Plan for TRY Optical Table in bKAGRA Phase 1 (Michimura)]]
 * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=7768|KAGRA 用Transmission Monitor System の開発 (Morozumi)]]
 * "両角_光学系レイアウト_v4.pdf" (Morozumi)
 * [[KAGRA/subgroup/AOS/TMSY1/TMSY1GreenOpticsMemo]]
 * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=8962|TMS in-air part (GPT part) optical layout (Nagano)]]

== Task list ==
{{{#!wiki green/solid
Note: some of the tasks can be done in parallel.
}}}
 * Place/install the fixed stage.
  * Needs some shims... but what is the required horizontalness?
 * Place/install the BRT
  * What is the references...?

== Signal Assign ==
||Pin Name||Resistance|| Equipment  || Assign || Comment1  || Comment2 || Connection ||