The hexagon is used to demonstrate the role that incident light plays on the construction of three dimensional form.

Brilliance can be created by placing a focal bright object on a background luminance gradient.

Your photoreceptors inhibit their neighbors when stimulated. This enhances detection of line, edge, and contour.

This is the fifth in a series of posts on Visual Processing. The blog post Don't Pay Attention to This is useful background...

If it isn't changing, it's disappearing. Troxler Fading is one of the stranger things our visual system does.

This is the second in a series of posts on visual processing and art. Please review the post Line and Contour Enhancement for background....