International Year of Light
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The International Year of Light and Light-based Technologies 2015 or International Year of Light 2015 was a United Nations observance that aimed to raise awareness of the achievements of light science
Musicians are bathed in LED light from the Radiance Orb, which responds to their playing before the start of the Light for a Better World celebration in Washington D.C. Credit: Jason Socrates Bardi.
Ibn al-Haytham's Book of Optics cover page
NASA images celebrating the International Year of Light 2015 (Chandra X-Ray Observatory; 22 January 2015).
SPIE
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SPIE is an international not-for-profit professional society for optics and photonics technology, founded in 1955. It organizes technical conferences, trade exhibitions, and continuing education progr
International Year of Light
…European Physical Society SPIE Optical Society…
Photonics West is one of the major SPIE conferences.