Carpenter, William Benjamin, 1813-1885, Dallinger, W. H. (William Henry), 1842-1909 · Philadelphia, Blakiston · leaf 126
Pig. 77—Eiddells binocularprisms, as applied by Mr.Stephenson. STEPHENSONS BINOCULA R IOI … Fig. 78. years after the full description and completion of his binocular.1The cone of rays passing upwards from the object-glass meets a pairof prisms (A A, fig. 77) fixed in the tube of the microscope imme-diately above the posterior combination of the objective, so as to catchthe light-rays on…
Microscopy
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