Introductory course of natural philosophy for the use of schools and academies. Ed. from Ganot's popular physics. By William G. Peck (1869)
Ganot, Adolphe, 1804-1887, Peck, William Guy, 1820-1892 · New York A.S. Barnes · leaf 285
Fig. ICO. (282.) When is the image virtual? Explain the course of the rays in forming avirtual image. 282 ropuLAii raYsics. Formation, of Images by Convex Reflectors. 2§3. In convex reflectors the reflection takes place fromthe outer or convex surface. From what has been said of concave mirrors, it… … Fig. no. images formed in this case are always virtual, always erect,,and always smaller than the object, as is shown in Fig. 170.
Physics
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