SUBJECT INDEX 



319 



Phycomyces, 194 



Physiology, 219 



Pigments, 229 



Piston ring replica, 175 



Plastic films for diffraction plates, 92 



Plastics, 231 



Fneumococcus, 196, 201 



Polanret systems, 156 



Polarized light, 188, 225, 227 



Polishing, glass, 230 



metal, 233 

 Polonium, 218 



Preparation methods, 172, 194 

 Primary diffraction integral, 241-245, 

 250, 252-254 



transport property, 254-255 

 Protozoa, 206 

 Pupil coefficients, 269 

 Pupil function, 243, 246-251 



afocal, 243, 244, 249, 261 



Airy type, 252 



discontinuities of, 283 



effect on resolution, 270, 271 



paraxial, 249 



uniform alteration of, 269 

 Pycnonecrosis, 222 



Radiation, effects, 219 

 Radiation tracks, 217 

 Radioautographs, 217 

 Ray tracks, 217 

 Rayon, 235, 236 

 Refractive index, 225 



determination, 177 



of media, 177 



of organism, 194 



of materials, 195, 215 

 Regions of contrast, A region, 289 



B region, 294 



C region, 294 

 Reichert Company, 114, 119, 123 

 Replicas, 174, 175, 216, 231, 233 

 Resolution, 187 

 Resolving power, 77 



Airy limit, 67, 68 



effect of diffraction plate, 67-74 



for periodic structure, 270 



formulas for, 268 



physical limit, 268 

 Resultant, 15, 24 



Retardation, 9 

 Reticulocytes, 213 

 Rhizobium, 201, 203 

 Rhodoniicrohium, 203 

 Rickettsia, 201 

 Rotocompressor, 172 

 Rubber, 234 



Salamandra, 211 



Schlieren method, 29, 30, 55 



Sea urchin egg, 194 



Silica, 184, 227 



Silica phyllite, 225 



Slides, 172 



Soap, 235 



Sol-gel reversal, 219, 225 



Spectral orders, 35, 268, 269, 271, 277- 



279 

 Spermatozoa, 211, 220 

 Spirochete, 196, 198, 215 

 Spirogyra, 204 

 Stains, 199 

 Starch, 228 

 Steel, 175, 233 

 Stentor, 194 

 Step function, 78 

 Stereoscopy, 190, 225, 230 



crystals, 223 



surface, glass, 230 

 Surfaces, 175, 216, 229, 230 



roughness, 234 

 Suspensions, 181, 229 

 Syphilis, 198, 215 



Telescopes, centering, 127 

 Terminology, 11 

 Testis, 192 

 Textiles, 235 

 Tissue cultures, 215 

 Tissue examination, 174, 209, 214, 

 218 

 sections, embedded, 229 

 Tooth, 194, 216 

 Tradescantia, 206 

 Trematodes, 207 

 Trichomonas vaginalis, 206 

 Trypanosomes, 192, 194, 220 

 Tuberculosis bacteria, 200 

 Tumors, 192, 220 

 Tyrofusine KA, 173 



