Barnes Dissecting Microscope, 20 



Base of Microscope, 29, 51, 184 



Binocular Eyepiece, 110 



Binocular Microscope, 44 



Blood Counting, 40, 190 



Bodies or Tubes, 44 



Body of Microscope, 29 



Bruecke Lens, 17 



Bull's Eye Condenser, 153, 193 



Burning Point, 7 



Cabinet for Objects, 193 



Camera Lucida, 167 177 



Camera Lucida, Abbe, 168173 



Drawing Table for, 175 



Field and Magnification with, 172 



How to Use, 172, 173 



Illumination with, 170 



Measuring Magnification with, 176 



Measuring Size of Object with, 177 



Optical Construction of, 169 



Simple Form, 167, 172 



Cap Diaphragms, 54, 131 



Care of Microscope, 194 



Cedar Oil, 61, 75, 146 



Centering Screws, 33, 39 



Centering the Condenser, 159 



Centering the Illumination, 160 



Chromatic Aberration, 10, 85 



Correction of, 86 



To Judge, 86 



Classification of Microscopes, 



Clips, 



Closed Adjustment, 93, 143 



Coarse Adjustment, 32, 45, 184 



Care of, 198 



Coddington Lens, 15 



