USE OF THE MICROSCOPE 



(Materials: cotton, wool, water) 



I. Instruction to be Followed in Using the Microscope 



1. Each student is responsible for the condition of the 

 microscope with his desk number. If the microscope does not 

 work properly at any time, the fact should be reported to the 



OCULAR 



Coerse 

 Adjustment 



OBJECTIVE 



CONDENSER 

 Substaga 



Figure A. A Coniponnd Mieroscope. From S. H. Gage, The Microscope. 

 1917. Comstock Publisliiiig Co. 



instructor in charge of the laboratory section at once. The mi- 

 croscope is a delicate instrument and must not be handled 

 roughly. All parts should work easily. Do not force parts at 

 any time. 



2. Before attempting to use the microscope become familiar 

 with the names and uses of the parts. Study figure A carefully. 



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