ICO-25 (International Commission for Optics (ICO))
originally scheduled in 2020 in Dresden, Germany
postponed to 13th September to 17th September 2021
https://www.ico25.org/
5th to 9th September 2022 in Dresden, Germany
2024-07-27 (土) 08:33:58Total 727Today 1Yesterday 0(Now 5)