![](http://www.alamy.com/thumbs/6/1C370E85-9100-4AD9-8F24-CB09F3D7C57F/KJ1HY5.jpg)
Photograph demonstrating total internal reflection: In a tumbler of water, the reflected handle of the spoon can be seen in the surface of the water above the spoon itself. Dated 20th Century
Size: 6993px × 8997px
Location:
Photo credit: © World History Archive / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: 20th, archival, archive, century, demonstrating, demonstration, glass, handle, historical, history, internal, photograph, photography, reflect, reflected, reflection, spoon, total, tumbler, water