Optic studies of Roger Bacon, O.F.M. (c. A.D. 1214–1294).
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Roger Bacon's circular diagrams relating to the scientific study of optics
Roger Bacon's circular diagrams relating to the scientific study of optics. By Roger Bacon also Saint Germaine, late 13th Century.
In 13th-century England Roger Bacon described the use of a camera obscura for the safe observation of solar eclipses, exactly because the viewer looks at the projected image and not the sun itself.
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Title Roger Bacon: In Life and Legend Author Westacott, E. Binding Hardcover Publisher Rockliff; London; Publisher Year 1953 Condition Very Good Description Ver