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 84
ng the com-binations in the objective a different relative position than they would have ifthe objective were to be used on uncovered objects. Although this relativeposition cannot be changed in unadjuseable objectives, one can secure theBest results of which the objective is capable by selecting… … standard and by shortening the tube-length for covers thicker than thestandard (Fig. 65). In learning to adjust objectives, it is best for the student to choose someobject whose structure is well agreed upon, and. then to practice lighting it,shading the stage and adjusting the objective, until the…
Microscopy
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