Well's natural philosophy : for the use of schools, academies and privte students, introducing the latest results of scientific discovery and research ; arranged with special reference to the practical application of physical science to the arts and the experiences of everyday life ; with three hundred and seventy-five engravings (1873)
Wells, David A · New York : Ivison, Blakeman, Taylor and Co. · leaf 307
REFLECTION OF LIGHT. 303 whatismeant 658. An image, in optics, is the figure ofby an image ? ^jjy object made by rays proceeding from theseveral points of it. Tvhatisacom 659. A common looking-glass consists of a^assT * °° glass plate, having smooth and parallel sur-faces, and coated on the back…
Physics · Science · Technology
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