A practical treatise on the use of the microscope, including the different methods of preparing and examining animal, vegetable, and mineral structures (1848)
Quekett, John, 1815-1861 · London, H. Bailliere · leaf 43
ted by fig. 4, was placedon a stand in the horizontal position, and was providedwith a stage for the objects; and, with a coarse andfine adjustment to the compound body, the former wasobtained by means of a rack and pinion, which moved theentire frame-work, supporting the compound body, whilstthe… … Fig. 4. body was readily turned. In order to make the light of alamp, or even daylight, more efficient, this instrument wassupplied with a short tube, in which were two double convexlenses, as in a magic lanthorn, which served to condense thelight upon the object. From the time of Bonnani until the…
Microscopy
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