ZOOLOGY AND BOTANY, MICROSCOPY, ETC. 



553 



Koristka's Apparatus for the Microscopic Projection of Liquid 

 Preparations.* — This arrangement is shown in fig. 135. The electric 



CO 



6 



rays, after proceeding through the usual diaphragms^ and condensers, 

 impinge upon the mirror of the Microscope. They are^then reflected up 



* F. KoriBtka's Catalogue, Milan, fig. 70, p. 81. 



