Exhibition is going to be held in USA, Baltimore, Maryland, at the Baltimore Convention Center on May 31^st - June 5^th 2008.

The Conference on Lasers and Electro-Optics (CLEO) and The International Quantum Electronics Conference (IQEC) is the premier forum for scientific and technical optics in the world today. The 5-day event features high-quality, cutting-edge optics and photonics programming, tutorials, special symposia, Short Courses and a full program of networking and social events. PhotonXpo—The Exhibit at CLEO, also debuting this year, will feature 350 participating companies showcasing every facet of the optics and photonics industry.

https://www.cleoconference.org/about_cleo/