How to increase the effective depth of focus of the light microscope for photography.
Photography of objects whose dimensions exceed the depth of focus of a given objective may be effected by dividing the total necessary exposure between multiple underexposures on the same piece of film with the microscope focused at different levels.
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D000818:Animals; D004331:Drosophila melanogaster / Q000166:cytology*; D005724:Ganglia / Q000166:cytology; D008853:Microscopy / Q000295:instrumentation / Q000379:methods*; D010781:Photography