"First published in the United States in 2015 by SPIE Press in support of the Interational Year of Light and Light-Based Technologies."--Title page verso.

Foreword -- Preface -- What is light? -- Fifty ways light-based technologies enrich our world -- The future of light-based technologies. Celebrating Light is published by SPIE in support of the International Year of Light 2015, proclaimed by the United Nations to raise global awareness about how light and light-based technologies promote sustainable development and provide solutions to global challenges in energy, education, industry, agriculture, communications, health, and our environment. The aim of this book is to illustrate in words and images 50 diverse applications of light that improve our lives and enrich our world. We hope these vignettes give the reader a better understanding and appreciation of what light is, how light is used, and its potential for the future. -- Publisher description.