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 174
the fineadjustment by means of a micrometer screw with a graduated head.This microscope is furnished with a jointed mirror and an Abbe illu-minating apparatus having a numerical aperture of i4 and an irisdiaphragm. The alteration of the condenser to enable the use of tube dia-phragms is effected by… … i54 L. BENECHE. geneous immersion objective, A, B and C compensating oculars, givingmagnifications from 30 to 1,500 diameters. The price of the whole is£34 6s. 8d.. The Model (A) has a rack and pinion and a micrometerscrew for focussing; the mirror is jointed. It is also furnished withan Abbe…
Microscopy
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