
4 0 c m
40cm
actual image size: 32cm x 32cm
Description
This optical toy was invented by the Belgian physicist Joseph Plateau (1801-1883). It is held with the printed side of the disc facing a mirror. When the disc is spun the viewer looks at its reflection through the apertures on the disc's circumference and the drawings appear to move.
Image Details
Image Ref.
10302343
© National Museum of Science & Media / Science & Society Picture Library