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 160
is dividedinto degrees. The mounting of the mirror slides in a hollow groove in the bar, and can consequently be raised or lowered, while the rotation of the bar gives it every possible inclination. The sub-stage, carried on an inner bar, is raised or lowered by a rack and pinion; it holds, when… … 140 BAUSCH AND LOMB. smoothly, and is furnished with two clips. When desired, the lattercan be removed, and a glass stage and slide carrier placed upon thestage proper. The tube is moved by a rack and pinion, which works very smoothlyand with great precision. It has a double draw tube; its length,…
Microscopy
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