The microscope : its construction and management : including technique, photo-micrography, and the past and future of the microscope (1893)
Heurck, Henri van, 1838-1909 · London : C. Lockwood ; New York : D. Van Nostrand Co. · leaf 388
l arrow in the diagram) a real imageof the object inverted and enlarged. The object, which is placednear the front focus of the objective, is not shown in the figure onaccount of its small size. With compensating oculars Nos. 4 and 6 the image, formed by theobjective, is diminished in size; and,… … £>»»> Fig. 229. ADDENDA. 369 In oculars Nos. S, 12 and 18, a type of which appears in theillustration, there is no field lens; the eye lens itself fulfills bothfunctions : firstly, by rendering the principal rays convergent, and thenby increasing, i.e., by diminishing the divergence of the…
Microscopy
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