Optica will be performing scheduled maintenance on Wednesday (19 November) beginning at 18:00 ET. We apologize for any inconvenience this may cause. Thank you for your patience as we improve our services.
If you need assistance, Customer Service can be reached at +1 202.416.1907 (Worldwide) +1 800.766.4672 (US/Canada) or by emailing us at custserv@optica.org. Customer Service is available from 08:30 to 18:00 ET, Monday through Friday.
Resources - including a compilation of questions most frequently asked about the virtual format.
In addition to Optica managed meetings, we are highly involved in the technical and logistical development of numerous meetings and conferences worldwide.
Optica is committed to providing an environment that is conducive to the free and robust exchange of scientific ideas.
![[image] OFC](https://opticaorg-dev-cac7d2csctagc8bm.z01.azurefd.net/$web/optica/media/files/events/ofc/2026/landing/ofc2026-website-feature-content-card-1080x1080_reg2_1.jpg?ext=.jpg)
![[image] Optica Biophotonics Congress](https://opticaorg-dev-cac7d2csctagc8bm.z01.azurefd.net/$web/optica/media/files/events/bio/2025/image_bio_homepage.jpg?ext=.jpg)
![[image] Optica Quantum 2.0 Conference and Exhibition](https://opticaorg-dev-cac7d2csctagc8bm.z01.azurefd.net/$web/optica/media/files/events/quantum/2025/image_qua_homepage.jpg?ext=.jpg)