>a centuries old tradition of privileging sight, tied in with a
> > belief that god expressed his presence in the world through light. I
> > could go on but you get the idea.
>
>This is a joke, right?
>
>-Alex
Nope. Run a search on combinations of optics/perspective/renaissance art/Roger Bacon and see what comes up. For example:
>Part five, which deals with optics, is thought to be the section
>that best illustrates Bacon's own work. He begins with the
>physiology of eyesight, the eye, and the brain, and goes on to
>discuss the conditions of seeing: light, distance, position, size.
>There are other conditions as well, and, after considering them,
>Bacon relates what he has said to Aristotelian psychology. He goes
>on to discuss direct vision, reflected vision, and refraction.
>Typically, after a quite lengthy treatise, whose scope and content
>may surprise one whose opinion of medieval science is dictated by
>myth rather than history, Bacon typically discusses the spiritual
>significance of optics. Here he considers, for example, the meaning
>of the prayer in which we ask God to guard us as the apple of his eye.