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 25
from theobject-glass and form an image at f, which is viewed bythe eye-glass. Owing to chromatic aberration, an instrument ot thiskind is still imperfect, presenting rings of color round theedge of the field of view as well as at the edge of themagnified image of an object, together with dimness… … Compound Microscope. satisfactory. Some considerable improvement may resultfrom using Wollastons doublet as an object-glass, but the THE MICROSCOPE. 25 achromatic object-glasses now supplied by good opticiansleave nothing to be desired. Objed-glasses.—A general view of an achromatic object-glass is…
Microscopy · Histology · Microorganisms
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