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 359
t lenses; but some opticians andmicroscopists replaced these by lenses of cast glass. These, it appears, were first invented by Hooke, who introducedthem in 1665 in his Micrographia. A great number of microscopists used and described them; amongthese Pere della Torre, of Naples (1776), appears… … Fig. 207. THE MICROSCOPE IN THE PAST AND IN THE FUTURE. 339 this skilful observer has been described by Ch. Chevalier in his treatiseon the microscope, as follows:— Two conditions are necessary in order to obtain perfect globules:1 st, it is necessary that they have a perfectly spherical form given…
Microscopy
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