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jan 1, 1200 - Book of Optics

Description:

Ancient writers believed we could see things through invisible beams of light that emanated from the eyes. The 11th Century scientist, Ibn al-Haytham researched optics and the anatomy of the eyes. He went on to write a new explanation of optics in the Book of Optics, this would be considered the most important research in the field for hundreds of years.

Added to timeline:

Date:

jan 1, 1200
Now
~ 826 years ago