20 June 2025Submission Deadline of Extended Abstract
24 June 2025Announcement of accepted contribution
27 June 2025The deadline for the payment of participation fee (early bird)
2 July 2025The deadline for the payment of participation fee (full payment) 
24-28 July 2025Summer Course Program (tentative)
28-31 July 2025Main activities of International Symposium on Modern Optics and Its Applications 
30 July 2025The Indonesian Optical Society Congress
30 September 2025The deadline for Full Paper submission (Extended)