Benham's Disk (Benham's Top) a top painted with the pattern shown. When the disk is spun, arcs of pale colour, called Fechner colours (or pattern-induced flicker colours (PIFCs), are visible at different places on the disk. Not everyone sees the same colours. Created by Charles Benham (1860-1929) an English newspaper-man and toymaker. Dated 19th Century
RMID:Image ID:KHW8AM
Image details
Contributor:
World History Archive / Alamy Stock PhotoImage ID:
KHW8AMFile size:
60 MB (1.2 MB Compressed download)Releases:
Model - no | Property - noDo I need a release?Dimensions:
4668 x 4493 px | 39.5 x 38 cm | 15.6 x 15 inches | 300dpiDate taken:
4 September 2017Photographer:
World History ArchiveMore information:
This image could have imperfections as it’s either historical or reportage.