The microscopist : a manual of microscopy and compendium of the microscopic science : micro-minerology, micro-chemistry, biology, histology, and pathological histology (1877)
Wythe, J. H. (Joseph Henry), 1822-1901 · Philadelphia : Lindsay & Blakiston · leaf 34
Culliiiss Nl-w (ji- (luating Diaphragm. Becks Ids Diaphragm is a further improvement of thissort. Coyidensers.—The loss of light resulting from the em-plojaiient of high powers has led to several plans for con-densing light upon the object. Sometimes a plano-convexlens, or combination of lenses, is… … Smith and Becks Acliruuiatic Condfiiser. similar arrangement, especially if fitted with a specialdiaphragm, containing slits and holes, some of the latterhaving central stops, is of very great use. First-class in-struments are fitted up with achromatic condensers (Fig.llj, carrjing revolving…
Microscopy · Histology · Microorganisms
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