Shanghai Essilor Optics Co., Ltd., a brand of Transitionsh Optical Co., Ltd., is a leading supplier of photochromic lenses, integrating R&D technology, lens design, material procurement and brand operation, and is an early enterprise to put resin photochromic lenses into commercial production

Headquartered in Paraspaxpark, USA, Transitions Optics is a joint venture between PPG Industries and Essilor Optics Group, and in 1990 became the first company in the world to commercialize resin self-tinting lenses. As a leading supplier of photochromic lenses to the optical manufacturing industry, Transitions Optics offers state-of-the-art photochromic technology, a wide range of lens designs, materials, and brands. At present, Transitions' most advanced photochromic technology has reached the sixth generation level, and many lens manufacturers around the world, such as Essilor and Zeiss, have adopted Transitions' photochromic lens technology.

Today, Transitions Optics has an extensive manufacturing network with manufacturing facilities in Asia, Europe, South America and the United States, operations in 38 countries around the world, and lenses available in 75 countries. Worldwide, a pair of Transitions lenses are sold almost every second!

Transitions Lenses entered the Chinese market in 1999 through our strategic partners, with manufacturing facilities in Paraspaxpark, Florida, Tuam, Ireland, Laguna, Philippines, Sumari, Brazil, and Chonburi in Thailand. The company also has sales offices in Paras Park, Cambridge (Canada), Paris (France), Adelaide (Australia), Singapore, Mexico City, São Paulo (Brazil), Bangalore (India), Tokyo (Japan) and Shanghai (China).