CONTENTS 



CHAPTER PAGES 



I. PHOTOMICROGRAPHIC APPARATUS .... 1-24 



Horizontal cameras Vertical cameras The 

 workroom Prevention of vibration. 



II. THE MICROSCOPE 25-46 



Essentials of a photomicrographic stand Descrip- 

 tions of typical microscopes. 



III. OBJECTIVES AND EYEPIECES .... 47-82 



Defects and correction of lenses Types and 

 properties of objectives Eyepieces Magnification. 



IV. LAMPS AND ILLUMINANTS ..... 83-101 



Suitability of various radiants for photomicro- 

 graphy Description of lamps Selection of an 

 illuminant. 



V. CONDENSERS 102-113 



Collecting lenses Substage condensers. 



VI. EXPERIMENTS ON ILLUMINATION . . . 114-126 



Critical light Experiments with condensers and 

 microscope Use of the auxiliary condenser. 



VII. Low POWER PHOTOMICROGRAPHY . . . 127-141 



Photography of small solid objects Transparent 

 objects Telephoto lenses. 



VIII. CRITICAL PHOTOMICROGRAPHY . . . . 142-152 



Preliminary examination of the object Illumina- 

 tion without an auxiliary condenser With collecting 

 lens systems. 



IX. COLOUR SCREENS AND COLOUR SENSITIVE PLATES 153-168 

 Light filters and their use Colour sensitive plates. 



X. EXPOSURE ....... 169-175 



Trial exposures and exposure records Systema- 

 tised exposure. 



