The microscope; an introduction to microscopic methods and to histology (1901)
Gage, Simon Henry, 1851-1944 · Ithaca, N.Y. Comstock publishing company · leaf 144
with an inclined as with a vertical micro-scope. All that is requisite is to be sure that the fundamental law isobserved regarding the axial ray of the image and the drawing surface,viz., that they should be at right angles. This is very easily accom-plished as follows : The drawing board is raised… … and in the same direction, that is, so the end of the drawing board shall be in a plane parallel with the stage of the microscope. The mirror must have its edges in planes parallel with the edges of thedrawing board also (Figs. 115, 116.) Fig. 115. Arrangement ofthe drawing board for using…
Microscopy
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