Color and Colorimetry – Part 2 July 3rd 2019 - 11:00 AM

At one time the only repeatable source of light on Earth was the sun. Later it was found that if bodies were made hot enough, they would radiate light. Any treatment of illumination has to start with the radiation from heated bodies.

Color and Colorimetry – Part 1 June 5th 2019 - 08:00 AM

In this new series, it will be seen that color is a complex subject and all the more so for being multidisciplinary. The difficulty with such a large subject is that it is hard to leave things out when they are so fascinating.