CONTENTS 



CHAPTER I 



PAGE 



The Microscope and its Parts : Lenses ; Simple Microscopes ; Com- 

 pound Microscopes ; Objectives, Oculars and their Function ; 

 Tube-Length of the Microscope ; Field of the Microscope ; 

 Aperture ._ : i- 38 



CHAPTER II 



Lighting and Focusing : Day Light ; Artificial Light ; Diaphragms ; 

 Condensers ; Dark-Ground Illumination ; Ultramicroscopy ; 

 Refraction and Color Images ; Ad j ustable and Immersion 

 Objectives ; Testing a Microscope ; Care of the Microscope 

 and of the Eyes; The Royal Microscopical Society's Stand- 

 ard Sizes and Screws; Laboratory Microscopes 39- 98 



CHAPTER III 



Interpretation of Appearances under the Microscope ; Pedesis or 



Brownian Movement ; Binocular Microscopes 99-115 



CHAPTER IV 



Magnification and Micrometry : Magnification of a Simple Micro- 

 scope ; Magnification of a Compound Microscope ; Varying 

 the Magnification ; Camera Lucida ; Micrometry ; Micro- 

 metry with a Simple and with a Compound Microscope ; Unit 

 of Measure in Micrometry ; Ocular Micrometers ; Filar Micro- 

 meters ; Varying the Ocular Micrometer Valuation ; Wright's 

 Eikonometer 1 16-140 



CHAPTER V 



Drawing with the Microscope : Camera Lucida ; Magnification of 



Drawings; Drawing with the Projection Microscope: 141-154 



CHAPTER VI 



Micro-Spectroscope; Micro- Polariscope ; Micro-Chemistry; Textile 



Fibers; Food and Pharmacological Products ; Metallography 155-184 



CHAPTER VII 



The Abbe Test Plate ; Apertometer ; Determination of the Equiva- 

 lent Focus of Objectives and Oculars ; Class Demonstrations ; 

 Individual Demonstrations in • Microscopy, Histology and 

 Embryology 185-202 



