he microscope, the field appears as a circleof light. When examining an object it appears within the light circle,and by moving the object, if it is of sufficient size, different parts arebrought successively into the field of view. In general, the greater the magnification of the entire… … 28 MICROSCOPE AND ACCESSORIES. [CH. I. The size of the field is also dependent, in part, without regard tomagnification, upon the size of the opening in the ocular diaphragm.Some oculars, as the orthoscopic and periscopic, are so constructed asto eliminate the ocular diaphragm, and in consequence,…
Microscopy
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