The microscope; an introduction to microscopic methods and to histology (1901)
Gage, Simon Henry, 1851-1944 · Ithaca, N.Y. Comstock publishing company · leaf 142
a greater angle. If the mirror is depressed to 350, then theaxial ray must take an angle of no° with a horizontal drawing surface(see the geometrical figure Fig. 114, A). To make the angle 900 again,so that there shall be no distortion, the drawing board must be raisedtoward the microscope 200. The… … Fig. 114. C Abbe Camera Lucida in position to avoid distortion. Fig. 114.— The Abbe Camera Lucida with the mirror at 35°. Axis, Axis. Axial ray from the microscope and from the drawing surface. A. B. Drawing surface raised toward the microscope 20°. Foot. The foot or base of the microscope. Mirror…
Microscopy
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