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Color theory test 2
Afterimaging
19
Other
Undergraduate 1
02/29/2012

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Term
After Image
Definition
an aspect of vision that makes a halo effect
Term
Successive Contrast
Definition
the name for the visual phenomenon that creates a complementary afterimage of a color after gazing at it for a brief but sustained period of time.
Term
Optical Mixing
Definition
When a field of color is composed of small particulate color shapes, one's mind fuses the disparate visual phenomena into a comprehensible whole.
Term
Median Transparency
Definition
the hue and value of the overlapping area lie precisely halfway between the hue and value of the two parent colors.
Term
Dark Transparency
Definition
the intersecting tone is darker in value than both overlapping colors
Term
Retinal Painting
Definition
a term coined by Harriet Schorr in reference to painting from observation in a manner emphasizing the faithful transcription of colored shapes as they appear flat on to the r retina of the eye.
Term
when an After Image becomes achromatic...
Definition
it effects the grays so it lacks both hue and saturation leaving the afterimage with just one hue.
Term
If you cast a dark gray onto an afterimage light gray what will happen?
Definition
The after image will become lighter in value than the lightest gray before.
Term
What happen if color is in the afterimage?
Definition
It is still govern by the same rules of the "black, white and gray" expect if the afterimage has a blue hue, it will cast an orange hue.
Term
Josef Albers
Definition
Most Influential Color Educator of the 2nd half of century. Interaction of Color. He found that surrounding one color by another you will change the 1st one.
Term
Paul Signac
Definition
19th century who used optical mixing is their work
Term
Chuck Close
Definition
19th century who used optical mixing is their work
Term
Median Transparency works best when what differs?
Definition
Parent Color DIFFER in value
Term
Dark Transparency works best when what differs?
Definition
Parent Color CLOSE in value
Term
Median/Dark Transparency DOES NOT work in?
Definition
Two parent colors are both dark and equal in value.
Term
What does the author mean by “knowing obscures seeing"?
Definition
Most people tend to ignore what they see in factor of what they know
Term
What did Chuck Close do?
Definition
employs the use of the grid and abstract color shapes to create larger than life portraits. Understand Successive contrast.
Term
Who uses optical mixing?
Definition
Chuck Close
Term
What modern examples of optical mixing technique are common today?
Definition
Pointillist paiting
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