The microscope; an introduction to the microscopic methods and to histology (1911)
Gage, Simon Henry, 1851-1944 · [Ithaca, N.Y.] The Comstock Publishing Company · leaf 140
r around if necessary so that the broad flatsurface may face directly upward, as shown in the figure. Elevatethe microscope by putting a block under the base, so that the per-pendicular distance from the upper surface of the camera lucida tothe table is 250 mm. (*$ 178). Place some white paper on… … appear to be on the table. It may be necessary to readjust the focusafter the camera lucida is in position. If there is difficulty in seeingdividers and image consult Ch. V. Measure the image with dividersand obtain the power exactly as above (§ 172-173). Fig. 108. Wollastons CameraLucida, showing…
Microscopy
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