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* To make CAD drawings based on these layout...  * To make CAD drawings based on these layout...
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   * DONE [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=16644|JGW-G2516644]]

In-vac PD/QPD layout meeting 2025/04/22

Time: Apr 22, 2025 14:00-14:30

Participants: Huali Chen, Ryan Yang, Yoichi Aso, Yuta Michimura

Zoom meeting

Minutes

  • AS (Huali)

    • Updated layout in JGW-G2516616

    • We will need to add a fast beam shutter between OFI and OSTM at some point
  • REFL (Ryan)
    • In-vac layout complete. Fits in 800 mm dia.
    • Set tilt of all RF PDs and RF QPDs to 15 deg, following LIGO layout.
  • To make CAD drawings based on these layout...
    • We will need to design a beam diverter and RF QPDs based on LIGO design
    • We will need to design pedestals, periscopes, optical bench etc.

  • A/I

    • Avoid 0.5 inch optics and make them 1 inch, and upload current layout to JGWdoc [Ryan]
    • Design in-air REFL layout by following current design [Ryan]
  • Next meeting: TBD on the week of June 26 ?

KAGRA/subgroup/ifo/MIF/Minutes20250422 (last edited 2025-04-22 15:11:35 by YutaMichimura)