hysical Review, Vol. I, 1893, p. 142. See pp. 1119-1131of Carpenter-Dallinger for mathematical formuhe ; also Daniell, Physics formedical students; Czapski, Theorie der optischen Instrumente; Dippell,Nageli und Schwendener, Zimmermann. E. M. Nelson, J. R. M. S. 1898, p.362, 1900, pp. 162-169. Jour.… … Fig. 147. Simple Demonstration Microscopes. The upper figure has akind of stage with 1 lips to hold the specimen. The lens may be focused up anddozvn by sliding it on the standard. For observation it is held between theeye and the source of light. In the lower figure the lens is supported by…
Microscopy
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