SUBJECT INDEX 



A region, 86 



Abbe, 3, 239 



Abbe picture, 295 



Abbe sine condition, 247 



Aberration, spherical, 75, 76, 78, 79, 93, 



143, 250 

 Adinomycetes, 203 

 Aedes, 220 

 Aerobacter, 201 

 Airy limit, 67, 68, 254 

 Airy-type objective, 67, 252 

 Airy unit, 68, 69, 286 

 American Optical Company, 114, 115, 



116, 117, 124, 127 

 Amoeba, 194 

 Amplitude, 14, 37 



variable (see Microscopy, variable 

 phase) 

 Amplitude transmission, g, 44, 48, 263 



h, 46-48, 251-252 

 Anisotropic materials, 169 

 Anti-neutral quadrant, 159 

 Artifacts, 168, 211 

 Ashbya, 204 

 Asterias, 194 

 Austenite, 233 

 Autoradiographs, 217 

 Auxiliary coating function, 254 

 Axial illumination, 257, 275, 288 

 Azotobacter, 198 



Bacteria, 184, 192, 194, 197 



size, 199 

 Bacteriophage, 193, 201 

 Baker, Ltd., 115 

 Balantidium, 206 

 Bat wing, 207 

 Bausch it Lomb Optical Company, 114, 



119, 120, 124, 126, 149 

 Beck, Ltd., 114, 115 

 Blood, 192, 194, 207, 213, 221 

 Brewster's angle, 164 

 Brightness, 16, 41, 48 



Brownian movement, 182, 193, 225 

 Brush effect, 262 



Cellophane, 231 

 Chlorophyll, 204 

 Chromosomes, 207, 211 



movement, 208 



salivary, 192, 207-208 



wheat, 185, 189 

 Cilia, 219 

 Clay, 227 



Coating function, 247, 250 

 Colloids, 174, 181 

 Color phase contrast, 96, 184 

 Complementary area, 24, 75, 251 

 Complex numbers, 37 

 Condenser, Abbe type, 76 



diaphragm, 75, 76 

 function, 75 

 shape, 76 

 size, 77 



long-focus, 173, 191, 193 

 Conjugate area, 24, 251 



size of, 77, 78 

 Contrast, amplitude, 1, 2 



bright, 49, 166 

 optimum, 55, 56 



brightness, 1, 2 



changing with media, 215 



choice of, 167 



color, 1, 2 



dark, 49, 166 



darkest, 49-54 



effect of particle size, 128, 130 



effect of varying conjugate area, 129 



K, 57, 60, 62, 63, 65, 81, 83, 84, 85, 86 



theorems relative to, 31, 55 



periodic structure, 33, 264-282 



use of, 215 

 Cooke, Troughton and Simms, Ltd., 114, 



119, 121, 127, 147, 148, 193 

 Cornea, 213 

 Cotton, 231, 235 



315 



