Transitions Optical is a U.S.-based company known for manufacturing photochromic lenses, which darken on exposure to specific types of light. The company was founded in 1990.[1]
In 1991, Transitions Optical became the first company to commercialize and manufacture plastic photochromic lenses.[2] From inception the company has been a joint venture between PPG Industries (51%) and Essilor (49%).[3][4] In April 2014, Essilor acquired the entire stake of PPG in Transitions.[5]
From 2009 to 2012, Transitions Optical was the title sponsor of the Transitions Championship