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 222
ntion No.IV. (fig. T44,144^), whichis an erect microscope,furnished with a coarseadjustment made by slid-ing the body tube, and afine adjustment madewith a micrometer screwacting on a lever. Thediaphragm is formed ofa rotating disc, whichis slightly convex, andhas circular openingsof different… … CARL REICHERT.
Microscopy
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