Merchant, F. W. (Francis Walter), 1855-1937, Chant, Clarence Augustus, 1865-1956 · Toronto : Copp Clark · leaf 326
FlQ. 354.—How to draw the image when the objectis between the principal focus and the vertex. … Fig. 355.—How to draw the imajce produced bya convex mirror. 362. Relative Sizes of Imageand Object. Let PQ be an objectand PQ its image in a concave In Fig. 355 the mirror is^ convex, and the image PQ isvirtual, erect, behind themirror and smaller than PQ.It is always so in a convexmirror.
Physics
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![An illustration from L'optique divisée en trois livres : ou, l'On démontre d'une maniere aisée tout ce qui regarde 1. la propagation & les proprietez de la lumiere. 2. La vision. 3. La figure & la disposition des verres qui servent à la perfefectionner [sic] (1682)](https://img.insideoutlibrary.com/img/200/ia-loptiquedivise00ango-108-12.webp)