Lynde, Carleton John, b. 1872 · New York, Macmillan · leaf 276
not meet to form a real image of B. If, however, they fallon the eye of an observer, they appear to come from M.Thus M is the virtual image of the point B, and the pointsalong IM are virtual images of points along OB. The imageIM is virtual, erect, and enlarged. Images formed by a concave lens. — A… … FlG. 190. — Virtual image formed by aconvex lens. 262 PHYSICS OF THE HOUSEHOLD
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