Fig. Si. Zentmayers Microscope, No. V. CH. If.-] LABORATORY MICROSCOPES. 77 … Fig. 82. Leitz Demonstration Microscope. I his is designed for class demon-stration and is pointed toward the window, or some other source of light, by thestudent. It has an arrangement for holding a sketch of the object under thein icroscope.
Microscopy
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