Decide Which Lighting Technology Is Best for Your Application Light Sources, Second Edition: Basics of Lighting Technologies and Applications presents an overview of the three main technologies that have produced the numerous families of lighting products on the market today: electrical incandescence, electrical gas discharges, and semiconductor light-emitting diodes (LEDs). The second edition of this highly praised bestseller explores the scientific and technological developments of existing and new light sources and significantly expands the coverage on how to make choices based on a specific application. New to the Second Edition Enhanced material on LEDs New chapter on matching lighting technology with the appropriate applications New chapter on light and health New case studies on indoor and outdoor lighting for security and safety This book provides an up-to-date guide to the main technologies and important families of light sources that have dominated the market and our lives since the end of the nineteenth century. It will help readers design the most appropriate lighting environments for people of various needs and choose the correct technology for cost-effective lighting schemes. Online supplementary materials : View the author's webinar '' How The Right Light Can Improve Our Lives '':  www.youtube.com/watch?v=xZ9rLhT2uWk