Discoveries and inventions of the nineteenth century (1905)
Routledge, Robert · London : G. Routledge and Sons · leaf 439
ror be-tween Q and P takes any part in the action, and therefore it is not necessary,in order to see objects in a plane mirror, that the mirror should be exactlyopposite to them ; thus the portion o Q might be removed without the eyelosing any part of the image of the object A B. There are many… … Fig. 196. may say a word about the formation of several images from one object byusing two mirrors. It has already been explained that the action of a planemirror is equivalent to the placing of objects behind it symmetrically dis«posed to the real object. The reflections, or virtual i7nages in the…
Inventions
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