It is the global scientific community's event of choice for presenting the latest optics and photonics research and findings. The CLEO exhibit is one of the focal points of the conference. Exhibitors from around the world showcase their latest products to every sector of the industry during this spectacular three-day event!
Conference-Exhibition was  held in USA, California, Long Beach, Long Beach Conventional Center on 21-26th of May, 2006

https://www.cleoconference.org/