Difference between revisions of "July 19, 2018 DIRC Optical Box"

Latest revision as of 09:56, 19 July 2018

Meeting Information

GlueX DIRC Optical Box Meeting
Thursday July 19, 2018
10:00 am, EST
JLab A110

Connection Using Bluejeans

1. To join via Polycom room system go to the IP Address: 199.48.152.152 (bjn.vc) and enter the meeting ID: 846453895.
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Agenda

1. Announcement
2. Optical box status
   • Fabrication status update (Ernie and Jason)
     • Box production at Lesker [2] [3] [4] [5]
     • Mirror strong back delivery and assembly [6]
     • Mirror cutting
     • Window procurement
     • Assembly sequence and testing plans at Bates
     • Dark box enclosure development: air flow calculations
   • DIRC BBox Split Flange Seal (Jim/Tim)
3. Installation schedule discussion:
   • Current "optimistic" schedule: optical box delivery July 14
   • Contingency: Latest possible installation schedule: optical box delivery October 10
   • Requirements for mechanical install of optical box: Aug 10 installation schedule
     • Delivery of outer optical box (mirror box not required), window, flange, and gasket by August 10
     • Goals (reduce risk for final installation):
       • Test water tightness of optical box and interface with bar boxes
       • Flow water through full system and establish controls, N2 purge, etc.
4. Mirror box laser alignment
   • Update on geometry and laser projections (Bill)
   • Optical Box Alignment strawman (Tim)
   • Laser Alignment fixture (Tim)
5. AOB