[Gutenberg 41958] • The Microscope

Excerpt from The Microscope: Being the Article by Andrew Ross

It exhibits, therefore, many of the usual test-objects in a very beautiful manner.

The next step in the improvement of the simple microscope bears more analogy to the eye-piece. This improvement was made by Mr. Holland, and it consists (as shown in Fig. 6) in substituting two lenses for the first in the doublet, and retain ing the stop between them and the third. The first bending.

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