-
400 BCE
Plato's Emission Theory of Vision
We see because our eyes emit vision beams -
300 BCE
Euclid's writings on reflection and refraction
Euclid wrote Optica, and theorized that light travelled in straight lines -
984
Ibn Sahl on curved mirrors and bending light
He introduced the mathematical equivalent of Snell's Law -
1021
Ibn Al-Haytham and Intromissionist Theory
Ibn Al-Haytham theorized that vision works because light rays entre the eye, instead of the eye emitting light. -
1250
Roger Bacon and Reflection
Roger Bacon discovers that light reflects from objects rather than being emitted by them -
Kepler and Light Propogation
Kepler described how the eye focuses light and how light propagates (expands) the further it gets away from a source -
Snell's Law
First described by Ibn Sahl, this law mathematically shows how light is refracted through different mediums
https://en.wikipedia.org/wiki/Snell%27s_law