= Mid-size baffles (For O3) =
Middle size baffles to be installed around SRs, BS, and PRs.
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== Links to knowledge ==
=== KAGRA ===
 * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=10040|Locations of mid-size baffles for ghost beams in vacuum chambers of bKAGRA]] (Rather, those of ghost beams)
 * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=7208|TEM00 loss of clipped beam and requirements for baffle radii at PR2/SR2]]
 * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=6473|Ray Trace in the PR2 chamber]]
 * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9580|Around SR2]]
 * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5967|Cartoon of the optical layout around SRs]]
 * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5261|Cartoon of the optical layout around PRs]] 
=== LIGO (just for reference) ===
 * [[https://dcc.ligo.org/LIGO-T070061/public|AOS: Stray Light Control (SLC) Design Requirements]]
 * [[https://dcc.ligo.org/LIGO-T1200313/public|BS Elliptical Baffle]]
 * [[https://dcc.ligo.org/LIGO-T1100446/public|ITM Elliptical Baffle]]
 * [[https://dcc.ligo.org/LIGO-T1100445/public|Signal Recycling Cavity Baffles]]
 * [[https://dcc.ligo.org/LIGO-D1003205/public|SR3 HR-AR BAFFLE ASSY]]
 * [[https://dcc.ligo.org/LIGO-D1003349/public|SR2 Scraper Baffle Clamped Assy, L1]]
 * [[https://dcc.ligo.org/LIGO-D1200141/public|SRM AR BAFFLE ASSY]]
 * [[https://dcc.ligo.org/LIGO-D0901142/public|Ref: locations of the baffles...]]

== Task list ==
 * Design...