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 290
to-micrographer. This apparatus (fig. 183) is specially intended for usewith the oxy-hydrogen light. Lamp Light.—By means of an oil lamp very good negatives maybe obtained, especially if the magnification adopted is only moderate. Mr. J. D. Cox, one of the most skilful American diatomists, hasthus… … 270 PHOTO-MICROGRAPHY. thus the focussing is liable to vary, and, moreover, there is very littlecontrast between the object and the background. White Cloud Light.—What we have just stated about lamp lightapplies also to light reflected from white clouds. It can only beused for very low powers, and…
Microscopy
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