8 CONTENTS 



CHAPTER XX PAGE 



Errors of Refraction 195 



Hyperopia, 195 — Myopia, 195 — ^Astigmatism, 196 — Presby- 

 opia, 197 — Emmetropia, 197 — Method Used to Determine 

 the Refractive Error, 197. 



CHAPTER XXI 



Medicines Used in Ophthalmic Therapeutics 200 



Antiseptic Washes, 200 — Astringents, 200 — Local Anesthet- 

 ics, 201 — Caustics, 201 — Mydriatics, 201 — Myotics, 201 — 

 Lymphagogues, 201 — Hemostatics, 202 — Ointments, 202 — 

 Powders, 202 — Combinations, 202. 



Index 203 



