[Tig] banding - optical illusion?

Rob Lingelbach rob at colorist.org
Mon Feb 4 22:58:16 GMT 2008

Mach bands.  They're not a category of suborbital rock, rather, an
optical illusion first demostrated by Ernst Mach.


Could this effect, lateral inhibition of receptors, be at all  
for banding in gradients in displays, such as in the recent thread on
Mac notebooks?

Rob Lingelbach
rob at colorist.org   http://www.colorist.org

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