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Abstract deadline is extended until February 12th, 2025!
Call for papers

Conference Updates

Abstract Deadline Extended

Did you want to prepare an abstract for the conference but didn’t have enough time? Great news! The abstract submission deadline has been extended to February 12th, 2025.

This gives you an additional week to finalize and submit your work. Don’t miss this opportunity to be part of our twentieth anniversary conference. Check out the call for papers for full details.

We look forward to receiving your abstract and seeing you in San Diego this August!

Invited Speaker - William Cassarly

We are very excited to introduce another of our invited speakers, Dr. William Cassarly!

William Cassarly is a Synopsys Scientist. Before joining Synopsys/ORA, Bill worked at GE and received his Ph.D from the University of Pennsylvania. He holds 50 US patents and has worked extensively in illumination system design, sources, photometry, light pipes, and non-imaging optics. Bill was awarded the GE Corporate ‘D. R. Mack Advanced Course Supervisor Award’ for his efforts in the training of GE Engineers, submitted the winning solution to both the 2006 and 2010 IODC Illumination Design Contests, and is an SPIE Fellow.

Abstract deadline is today, Feb 5th 2025! Remember to submit your abstract and join us for this anniversary conference in San Diego in August!

Remember to submit your abstract and join us in San Diego in August!

William Cassarly

Invited Speaker - John Koshel

We are excited to introduce another of our invited speakers, Professor John Koshel!

John Koshel is the Associate Dean of Academic Programs at the College of Optical Sciences, The University of Arizona. He is known for his research and development of illumination systems including reflectors, displays, lightpipes, solar concentrators, and lighting systems. Previously, he was also the Principal Illumination Engineer and VP of Consulting at Photon Engineering.

Submit your abstract by Feb 5th and join us in San Diego in August!

John Koshel

Invited Speaker - Martijn Anthonissen

We are thrilled to introduce one of our invited speakers for the 2025 conference: Martijn Anthonissen from Eindhoven University of Technology.

Martijn Anthonissen works at Eindhoven University of Technology in the Computational Illumination Optics group. This is one of the few mathematics groups worldwide working on optical design problems from illumination optics. The team has a healthy portfolio of PhD positions and close collaborations with industrial partners. The research focuses on nonimaging freeform optics, imaging optics and improved direct methods.

Submit your abstract by February 5th and be part of this exciting conference!

Martijn Anthonissen

Announcing the Nonimaging Optics Design Competition 2025

We are excited to announce the launch of our Nonimaging Optics Design Competition 2025 - The XX Challenge! This competition celebrates the XX (20th) anniversary of the Nonimaging Optics conference series at SPIE Optics + Photonics!

Go to the competition page and start designing today. The submission deadline is May 4th, 2025.

May the best design light the way home!