Apply now for your Visa!
Passport and Visa:
Nationals of all Western European countries can visit United Kingdom without a visa; US, Canadian, and Australian passport holders can stay up to 90 days without a visa.
To determine whether or not you require a visa to visit the United Kingdom, please visit the UK Visas and Immigration website: http://www.ukba.homeoffice.gov.uk/, following their “Check if you need a UK visa” link. On the same site, you will find explanations as to the category of visa and ways to obtain them.
NOTE: We recommend that you secure your travel visa before registering for the conference as cancellations after the preregistration cutoff may result in a cancellation fee.
Letters of Invitation:
FOR CONFERENCE CHAIRS, TECHNICAL COMMITTEE MEMBERS, AND AUTHORS: Individuals requiring letters of invitation to obtain travel visas must be listed on a paper or in the programme to receive an invitation letter. If you are listed in the conference programme, and are in need of an Official Invitation Letter from SPIE for visa application purposes, please submit the completed Invitation Letter Form and send it to firstname.lastname@example.org