-..e 



a. Ocular 



FIG. 19 

 Microscope (after E. Leitz) 



Iris diaphragm and condenser 



b. Place where virtual picture is formed k. Objective 



c. Body tube 



d. Coarse adjustment 



e. Micrometer screw 

 /. Inclination joint 

 g. Horseshoe base 



ft. Mirror 



/. Nose-piece 



m-o. Picture as it appears to the eye 



p-q. Object (cover slip) 



r . Adjustment spring 



s. Stage 



/. Object (slide) 



