KAGRA AOS (General)
TomotadaAkutsu - 21:49, Friday 29 May 2015 (85)
Assy of Category A viewport windows with flange adapters (2pcs)

See (in Japanese)

http://gwclio.icrr.u-tokyo.ac.jp/lcgtsubgroup/inoutoptics/2015/05/category-a-viewport-window-2.html

Images attached to this report
85_20150529144905_dcim1135.jpg