International Year of Light

International Year of Light 2015
International Year of Light logo
Date1 January – 31 December 2015 (2015-01-01 – 2015-12-31)
TypeExhibitions
Websitelight2015.org

The International Year of Light and Light-based Technologies 2015 or International Year of Light 2015 (IYL 2015) was a United Nations observance that aimed to raise awareness of the achievements of light science and its applications, and its importance to humankind. IYL 2015 opening ceremonies was held on 19–20 January 2015 in Paris.