Fig. V.2. Bright contrast with red filter for Ziehl-Neelsen stained bacteria. A, B, 

 leprosy; C, D, tuberculosis, 1000 X. A, C, brightfield; B, D, high bright-contrast 

 phase. E, F, Bacillus cereus, 1850 X: E, stained without tannic acid. F, stained 



with tannic acid. 

 200 



