Description: Hering Optical Illusion The horizontal lines are straight but appear to be curved
By: GDJ
Date: 2017-04-11
Block Explorer: View Transaction
Downloads: 89
Filesize: 5693
Download
Hering Optical Illusion sourced from Openclipart is licensed under CC0 1.0
* Note: Date might not match original source and might be an educated guess.