---e 



Fig. 19 



Microscope (after E. Leitz) 



a. Ocular 



h. Place where virtual picture is formed 



c. Body tube 



d. Coarse adjustment 

 c. Micrometer screw 

 /. Inclination joint 



%. Horseshoe base 

 h. Mirror 



i. Iris diaphragm and condenser 

 li. Objective 

 /. Nose-piece 



m-Q. Picture as it appears to the eye 

 ^-q. Object (cover slip) 

 f . Adjustment spring 

 s. Stage 

 i. Object (slide) 



