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Most international attendees visiting the United States will need to apply for a visa through the U.S. Department of State.

Visa applications are now subject to a greater degree of scrutiny than in the past. The visa application process can take several weeks. Please allow enough time for your application to be processed: Calculate your wait time.

Please note the Western Hemisphere Travel Initiative (WHTI) for travel to and from the United States, Canada, Mexico, and Bermuda.

It is important to thoroughly review all information on the specific Embassy's Consular Section website for local procedures and instructions on making an interview appointment, paying fees and checking on the status of your visa application. Find the consulate for your country by selecting the associated region below:

The Visa Waiver Program (VWP) allows citizens of participating countries to travel to the United States without a visa for stays of 90 days or less, when they meet all requirements explained below. Travelers must be eligible to use the VWP and have a valid Electronic System for Travel Authorization (ESTA) approval prior to travel.

A letter of invitation may be required as part of your visa application process. Request a personalized letter of invitation.



Meeting Locations & Dates
  • Walter E. Washington Convention Center
  • ASCRS Symposium on Cataract and Refractive Surgery: April 13–17, 2018
  • ASOA Congress on Ophthalmic Practice Management: April 13–17, 2018
  • Technicians & Nurses Program: April 14–17, 2018
2017 Annual Meeting Highlights

More than 6,000 attendees arrived in Los Angeles May 5–9 for the 2017 ASCRS•ASOA Symposium & Congress. Check out this video to view highlights from the conference.