Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 386
Fig. :>02.— The same, with thoaperture of the condenser cutdown. … FlG. B03.—Illumination for 1 diffused daylight. Even to obtain the state of illumination known as 1 diffused day-light with the simple mirror when no condenser is used is frequentlydone in a most inaccurate manner. The correct method of doingthis is shown in fig. 303. F is the plain1 of the object.…
Microscopy
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