The microscope; an introduction to the microscopic methods and to histology (1911)
Gage, Simon Henry, 1851-1944 · [Ithaca, N.Y.] The Comstock Publishing Company · leaf 217
og). Fig. 153. Indicator ocular with a fine hair from a camels hair brush onthe ocular diaphragm to serve as a pointer (P), This projects about half wayacross the diaphragm opening. On the opposite side are shown two rays fromthe microscope to indicate that the real image is formed at the level of… … Fig. 155. Compound Microscope with triple nose-piece and objectives andocular in position. The ring below the condenser is drawn to one side Thisring is for blue glass or for a central-stop to use in dark-ground illumination(ilo3). In demonstrations it is a great advantage to have a fine hair in…
Microscopy
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