Merchant, F. W. (Francis Walter), 1855-1937, Chant, Clarence Augustus, 1865-1956 · Toronto : Copp Clark · leaf 347
continually increasing in size as it does so. At a certain place the image is of the same size as the object,but inverted. By measurement we find that each is twice thefocal length from the lens. Bring the candle still nearer to the lens. • The image retreats,and when the candle is atthe principal… … FiQ. 395.—An optical bench, foi studying objectand image. HOW TO LOCATE THE IMAGE 337
Physics
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