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The microscope : an introduction to microscopic methods and to histology (1911)

Gage, Simon Henry, 1851-1944 · Ithaca, N.Y. : Comstock Pub. Co. · leaf 80

An illustration from The microscope : an introduction to microscopic methods and to histology, 1911, leaf 80 — omes dusty. This may be removed in part by abrush, but more satisfactorily by using a piece of the soft paper looselytwisted. When most of the dust is removed some of the paper may beput over the end of a pine stick (like a match stick) and the glass sur-face carefully wiped. CARE OF THE EYES. §… … CH. II] LIGHTING AND FOCUSING. 59 it is not advisable to look into the microscope continuously for more than half an hour at a time. Onenever should work with the micro-scope after the eyes feel fatigued.After one becomes accustomed to mi-croscopic observation he can work forFig. 59.—Wards…

Microscopy

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