Alhazen
Americannoun
Example Sentences
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Alhazen had shown how light travels in straight lines, so that vision depends on a cone of straight lines extending outward from the eye to the object.
From "The Invention of Science" by David Wootton
One of the oldest dissertations upon the apparent form of the sky was published by Alhazen, an Arab astronomer of the tenth century.
From Visual Illusions Their Causes, Characteristics and Applications by Matthew Luckiesh
Alhazen and Vitellon: two writers on optics — the first supposed to have lived about 1100, the other about 1270.
From The Canterbury Tales, and Other Poems by D. Laing Purves
Alhazen must have been aware of this latter fact, since it was known to the later Alexandrian astronomers, but he takes no account of it in the present measurement.
From A History of Science — Volume 2 by Henry Smith Williams
Alhazen discovered atmospheric refraction, and showed that we see the sun and the moon after they have set.
From Fragments of science, V. 1-2 by John Tyndall
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