I’m gonna do a “lamp simulation” (a circular gradient with constant tint and varying brightness, based on the abstract model of a “perfect lamp,”) based on 11 colors: 3 times RGB with 3 levels of brightness (I dont enter into the detail of how I choosed them) and Black/White.
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The lightness will change as if there was a perfect lamp at 17 cm from the center of the figure.
The white structure appears really “transparent.”
This geometrical solution could be called the “pixel solution,” since the surface is divided in 2×2 cm squares, other solutions are possible and will be tried later on the study: concentric zones, gradients… The only color added to the grey background is Titanium White (TW), later I’ll try color, enjoy ;)
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This is the final test: does grey circular samples made of bright colors and their grey surroundings made of black lines appear the same, or: visually equivalents. In other terms: do the color-made samples disappear?
It works quite well for these 3 first ones. 5 to go with the opposite problem: black-made samples, colored-lines made surroundings…
After this the question could be: what is the exact distance at which such optical colors mixtures become a “color field,” and how to know (calculate, predict…) it?
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below details:
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