Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 204
umination was carried to a still greater and moreelaborate development in the production of a conn it/ric microscope.This was a Ross-Wenham, known as the rail in I microscope. In the early days of this instrument, when no achromaticcondenser exceeding 170° in air was to be obtained, in some… … 180 THE HISTORY AND EVOLUTION OF THE MICROSCOPE able but which were none the less almost counterbalanced by thedeficiency of its line adjustment. Nevertheless since the advent of.ichromatic and apochromatic condensers with oil contact all this ischanged.
Microscopy
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