The 34^th Annual International Laser Physics Conference (LPHYS'26) will take place from July 6 to July 10, 2026 in Belén, Heredia, Costa Rica, at the Costa Rica Marriott Hotel Hacienda Belén, hosted by the University of Costa Rica (UCR).

Following several requests from participants and their institutions, the Early Conference Fee deadline has been extended to Sunday, April 5, 2026. After this date, the Regular Registration Fee will apply.

If you are planning to present your work at LPHYS'26, please also note that the abstract submission deadline is May 10, 2026.

Conference fees can be paid via PayPal on your Participant Personal Page.

Full details on registration fees are available on the conference fees page.

Abstract submission and further conference information are available on the conference website.

Several practical information pages are available for participants:

• Accommodation information
• Visa support information
• Tours in Costa Rica
• Travel health and vaccination information

The official conference poster is now available for download. If you would like to help promote LPHYS'26, you may wish to print the poster and display it at your institute, department, or laboratory notice board.

You can download the poster here: LPHYS'26 Conference Poster.

In your Participant Personal Page, you can also find the "Where to Next" form to suggest a possible location for future LPHYS conferences (2027 and beyond): Suggest a future conference location.

We look forward to welcoming you to LPHYS'26 in Costa Rica this July.