Laurence, Lionel · London, School of Optics · leaf 46
theimage can be received on a screen, or seen in the air in front of the mirror,the focus of a Cc. mirror is real or positive. If light is divergent it is made,by a Cc. mirror, convergent, parallel, or less divergent as the case may be. The course of a ray can be traced backwards along the same… … Fig. 32. Convex Mirror.—Let A B (Fig. 32) be a convex mirror, C the centre ofcurvature, D the vertex, and C D L the principal axis. Then if the object-point is at oo on the principal axis the rays proceeding from it to the mirrorare parallel. Let K I be one of these rays meeting the mirror at I,…
Optics
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
