OP3.5 Soap Film
A soap film is place inside a metal ring. The ring sits on a stand that allows the ring to rotate in a plane through and angle of 180°. Using the stage light to shine through the film and the lens in the shelf to focus the image on the screen, a soap bubble's interference can be seen--black on top and colorful on the bottom. The resulting image will be inverted.
Equipment Location: B24, C35