Exhibition was held in USA, San Jose, San Jose Convention Center on 6th-8th of May 2008.
CLEO/QELS and PhAST has evolved into a dynamic six-day event that has successfully bridged the science and applications sides of the optics and photonics industry. CLEO/QELS offers high-quality programming; the latest in the lasers, electro-optics and photonics industry; the CLEO Exhibit, which has over 350 participating companies; and a new location in San Jose, California. CLEO/QELS and PhAST 2008 is the must attend event of the year.

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