*To qualify for the member rates through APS, you must be a member of both APS and DLS (Division of Laser Science). Please email email@example.com or call +1.301.209.3280 in case you experience difficulties when registering.
**To access member rates, please use the email address associated with your membership profile.
Download the Registration Form pdf
Virtual Registration Types and Rates
Access to all content including Technical Sessions, Plenary Sessions, Poster Sessions, Applications & Technology Topical Reviews, Special Symposia, Workshops, Virtual Exhibition, Technology Showcases and Special Events and Programs. Also includes access to Conference Papers and Postdeadline Papers. The Technical Digest Papers and ability to view recorded technical sessions on demand will be available for 60 days after the conference concludes.
|Full Conference – Member
|Full Conference – Non-Member
|Full Conference – Student Member
|Full Conference – Student Non-Member
|Full Conference – Exhibitor
Exhibits Pass Plus
Access to select content including the Virtual Exhibition, Plenary Sessions, Workshops, Technology Showcases and Special Events and Programs.
|Exhibits Pass Plus
|Exhibitor Booth Personnel
Short Course Only
Admission to selected Short Course(s) and accompanying Digital Short Course Notes. Also includes the Virtual Exhibition, Plenary Sessions, Workshops, Technology Showcases and Special Events and Programs. View the list of available Short Courses.
|Half-Day Course – Member
|Half-Day Course – Non-Member
|Half-Day Course – Student Member
|Half-Day Course – Student Non-Member
All speakers must be registered by 23:59 EDT (UTC-04:00) on Friday, 30 April 2021.
Policies and Terms of Registration
Reasonable policies and terms of registration have been established for CLEO. We encourage you to read these carefully as all registrants to CLEO will be required to agree to these policies and terms as a condition of registration.
Credit cards are accepted (VISA, MasterCard and American Express). Payments made by check or wire transfer must be made payable to The Optical Society in US dollars and drawn on a US bank. Payment must accompany your registration form in order to process your registration order.
Refund and Cancellation Policy
All requests for refunds must be received in writing by Thursday, 22 April 2021. A USD 75.00 service charge will be assessed for processing refunds. All registrations received after Thursday, 22 April 2021 are NON-REFUNDABLE. Please allow four to six weeks for processing.
c/o CompuSystems, Inc.
2651 Warrenville Rd. Suite 400
Downers Grove, IL 60515
Fax +1 708.344.4444
Registration Customer Service
For questions regarding registration, please contact the CLEO Registration Customer Service via phone or email. Customer Service hours are from 09:00 - 17:00 Central Daylight Time (CDT, UTC-5:00).
Phone: + 1 224.563.3173
Code of Conduct
It is important to the success of this meeting that every participant be treated with consideration and respect. Please review the Code of Conduct and Anti-harassment policy.