ot desist From undertakingphoto-micrography if he has good achromatic objectives. From a somewhatextended series of experiments with the objectives of many makers th . 222 PHO TO-MICROGRA PH) [CH. VIII modern achromatic objectives were found to give excellent results when usedwithout an ocular.… … Fig. 171. — Verticalphoto-micrgraphic cam-era, screen and small tableThe table is about 45 cen-timeters high and in thelegs are large screw eyesfor leveling screws. Theoperator can stand on thefloor and perform all thenecessary operations, andin adjusting the micro-scope can sit on a lowstool. The…
Microscopy
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