The microscope; an introduction to microscopic methods and to histology (1901)
Gage, Simon Henry, 1851-1944 · Ithaca, N.Y. Comstock publishing company · leaf 15
oscope is used for observation, the eye of the observerforms an integral part of the optical combination (Figs. 16, 21). \ 2. A Simple Microscope.—With this an enlarged, erect image of an objectmay be seen. It always consists of one or more converging lenses or lens-systems(Figs. 16-20), and the… … Figs. 1-9, showing the Principal Optic Axis and the Optical Center of variousforms of Lenses. Axis. The Principal Optic Axis, c-c. Centers of curvature of the two sur-faces of the lens, c. I. Optical center of the lens, r-r. Radii of curvature ofthe two lens surfaces, t-t. Tangents in Fig. 4. \ 3.…
Microscopy
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