350 



INDEX 



Fluid, Miiller's 275, 280, 283 



Fluid, Zenkers' 283 



Fluorite lens 15 



Focal distance, or point, principal 



4, 7, 35 



Length equivalent 13 



Focus 6 



Actinic 223 



Chemical 15 



Conjugate 4, 6 



Equivalent, of objectives and 



oculars 13, 29, 190 



Principal 4, 5, 7 



Virtual 3 



Visual 15, 223 



Focusing, 7, 39 



Adjustments, testing 74 



Compound microscope 39 



Experiments 43 



Glass 207, 210 



High objectives 45 



Low objectives 43 



Objective for micro-spectro- 

 scope 166 



Photo-micrography 226 



Screen for photo-micrography 



210, 226 



Simple microscope 7, 39 



Slit of micro-spectroscope 167 



Food, detection of adulteration 182 



Form of objects, determination 103 



Formal 260 



Formalin.- 276 



Formaldehyde 276 



Dissociator 275 



Isolation 260 



Percentages 270 



Formula, for aperture 20 



Cataloging 262 



Desired percentages 270 



Equivalent focus 191 



Refraction 62 



Fraunhofer lines 158-159 



Free, hand sections 289 



Working distance 39 



Front combination or lens of ob- 

 jective 12-14 



Frontal sections * 321 



'Fuchsin, acid 281 



Basic 275 



Picro 281 



Function of objective 34~35 



Ocular 36 



Gauge, cover-glass 250 



Gauze, absorbent 246 



Gelatin, liquid 279 



Geometrical construction of images 5 



Glass, cleaning mixture 251 



Ground 34, 210, 225 



Rod appearance under micro- 

 scope 106, 107 



Slides or slips 245 



Glasses, graduate 269 



Watch 260 



Glue, liquid, preparation of 279 



Glycerin 277 



Congo 275 



Mounting objects 255 



Glycerin jelly for 277 



Anatomic preparations 277 



Microscopic preparations 277 



Mounting objects 255 



Glycogen, iodin- stain 278 



Graduates 269 



Greenoagh's binocular microscope 



112, 113 



Ground glass, focusing screen. 210, 226 



Preparation 34 



Gun cotton --274 



H 



Half-tones 324 



Hardening collodion 305 



Tissue 284 



Hematein 278 



Hematoxylin, chloral 278 



Hemoglobin spectrum 159 



High school microscope 75 



Histology, physiologic 264 



1 History of photo-micrography 217 



Holder, lens 10,124,319 



Slide . 302, 312 



Homogenous immersion, conden- 

 ser 54 



Objective 14, 19-23 



Cleaning 69 



Experiments 68 



Numerical aperture I9~ 2 3 



Homogenous liquid 14 



Tester 68, 188 



Hones and honing 288 



Horizontal camera 233 



Huygenian ocular 26, 27, 37, 130 



Illuminating, cone, aperture 52 



Objective 16, 184 



Power 24 



Illumination 48 



Abbe camera lucida 150 



Artificial 42, 56, 60 



Air and oil 103-106 



Centering image 51 



