Lynde, Carleton John, b. 1872, Gilbert, Alfred C. (Alfred Carlton), 1884-1961 · New Haven, Conn. : A.C. Gilbert Co. · leaf 36
n. Is its image candle always atthe same distance from the mirror? You have proved here that animage is always the same distancebehind the mirror that the objectis in front; and that it is onpendicular drawn from theacross the mirror line.Experiment No. 28. Slanting object.Place a pencil in front… … Fig. 53. The candles are onthe same perpendicular a per-object
Light · Scientific recreations
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