The classic simplicity of the prism on Dark Side is partly derived from a textbook illustration designed to show how light passes through a prism to form a spectrum. In a science book, however, a prism spectrum has seven colors. The album cover only has six; they got rid of indigo simply because it looked too much like purple.Saturday, September 29, 2007
1973 Pink Floyd, Dark Side of the Moon
The classic simplicity of the prism on Dark Side is partly derived from a textbook illustration designed to show how light passes through a prism to form a spectrum. In a science book, however, a prism spectrum has seven colors. The album cover only has six; they got rid of indigo simply because it looked too much like purple.
