Negative Disk Magnifier Illusion

text image

select

1

2

3

4

show

negative

positive

disk

radius

position

Converting part of an image to negative creates a magnifier effect.

Permanent Citation

Erik Mahieu

"Negative Disk Magnifier Illusion"
http://demonstrations.wolfram.com/NegativeDiskMagnifierIllusion/
Wolfram Demonstrations Project
Published: July 15, 2013