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Microscopic objects, animal, vegetable and mineral; with instructions for preparing and viewing them (1847)

Pritchard, Andrew, 1804-1882 · London, Whittaker · leaf 215

An illustration from Microscopic objects, animal, vegetable and mineral; with instructions for preparing and viewing them, 1847, leaf 215
the aid of the Microscope. The optical part is so fully discussed by Dr. Goring inhis works on the Microscope, that it will be unnecessaryto enlarge upon it here, further than by stating that theobject-glasses consist of combinations of pairs of cementedlenses, whereby the largest amount of… … Mr. Pritchih d s Standard Achromatic Microscope. ■ MICROSCOPIC OBJECTS. 181 Description of the Engraving.—a is the eye-piece, bthe body, c the arm into which the body screws. Thisarm and screw are sufficiently stout to carry the bodywithout vibration, and therefore braces are unnecessary.d is the…

Microscopy

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