1. Collection of Optical Illusions:
This animated optical illusion called "Pinwheel" was created by Troy Zerr, ©1995.
Screenshot of the Pinwheel application
Proceed as follows
- Download the file pinwheel.zip.
- Execute the program on your PC.
- Concentrate on the center of your screen for about half a minute.
- Now take a look at any nearby object. Do you notice a change in your perception?