The microscope; an introduction to microscopic methods and to histology (1899)
Gage, Simon Henry, 1851-1944 · Ithaca, N. Y., Comstock publishing company · leaf 55
rt3.g … 39- 40. Figs. 39-40. For full explanation see Figs. 22 and 23. \ 59. Reflected, Incident or Direct Light.—By this is meant light reflected uponthe object in some way and then irregularly reflected from the object to the micro-scope. By this kind of light objects are ordinarily seen by the unaided…
Microscopy -- Technique
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