CONTENTS. 



PART V. 

 THE SIMPLE MICROSCOPE AND THE LANTERN MICROSCOPE. 



CHAP. PAGE 



I. THE SIMPLE MICROSCOPE .. 256267 



A. GENERAL PRINCIPLES ... ... ... ... 256, 257 



1. Aperture of the Effective Cones of Light 257259 



2. Brightness 259 



3 . Curvature of the Field of View 260 



4. The Magnifying Power 260 



5. The Extent of the Field of View ... 261 



B. THE OPTICAL ARRANGEMENT ... '*...' ... 261 265 



C. THE MECHANICAL ARRANGEMENT 266 



II. THE LANTERN MICROSCOPE 267 



PART VI. 

 TECHNICAL MICROSCOPY. 



I. THE USE OF THE MICROSCOPE ... 268274 



1. ILLUMINATION 268271 



2. THE SELECTION OF THE MAGNIFYING POWER 271 



3. EMPLOYMENT OF COVER-GLASSES 271, 272 



4. PRESERVATION OF THE INSTRUMENT 273 



5. CARE OF THE EYES 273, 274 



6. THE WORK-TABLE 274 



II. PREPARATION AND TREATMENT OF SPECIMENS ... 275280 



III. THE PRESERVATION OF MICROSCOPIC SPECIMENS ... 280287 



IV. THE MEASUREMENT OF MICROSCOPIC OBJECTS 288296 



V. THE DRAWING OF MICROSCOPIC OBJECTS 296-303 



PART VII. 

 THE PHENOMENA OF POLARISATION. 



I. ARRANGEMENT OF THE POLARISING MICROSCOPE ... 304319 



1. THE POLARISER 304311 



2. THE ANALYSER 311315 



3. THE APPARATUS FOR ROTATING THE OBJECTS 315319 



