Transcriber’s Notes Italics text has been transcribed _between underscores_. Small capitals have been replaced with ALL CAPITALS. More Transcriber’s Notes may be found at the end of this text. The eye--it cannot choose but see. --_Wordsworth._ [Illustration: Brain, showing eyes with muscles removed, optic nerves, and chiasm.] TECHNIQUE OF EYE DISSECTIONS BY FREDERIC A. WOLL, Ph.D., _Associate Professor, Department of Hygiene, College of the City of New York; Optometry Courses, Columbia University; Member of New York State Board of Examiners in Optometry; Honorary Member: American Optometric Association; State Societies--Alabama, California, Connecticut, Kentucky, Maine, Massachusetts, North Carolina, Rhode Island; Local Societies--Lehigh Valley Society of Optometrists, Mahoning Valley Optometrists’ Society, and Optometrists’ Club of Brooklyn_. _SECOND EDITION_ [Illustration] NEW YORK FREDERIC A. WOLL 1924 COPYRIGHT, 1914, BY FREDERIC A. WOLL _Printed in the United States of America_ First Edition, July, 1914 Second Edition, April, 1924 SCHLUETER PRINTING CO., NEW YORK DEDICATION THIS LITTLE BOOK IS DEDICATED WITH AFFECTION AND ESTEEM TO MY FIRST TEACHER IN OPTICS, MY FRIEND FOR YEARS ANDREW JAY CROSS WHOSE RESEARCH IN THE FIELD OF APPLIED OPTICS HAS WON FOR HIM RECOGNITION AND HONOR CONTENTS PAGE Preface 13 Introduction 17 Removal of Hyaloid Membrane with Contents and Attachments Intact 25 Canal of Petit, The 35 Interior of the Eye, The 38 Posterior Half, The 40 Optic Nerve, The 47 Anterior Half, The 49 Iris, The 51 Cornea, The 52 Crystalline Lens, The 53 Choroid, The 62 Retina, The 74 Sagittal or Vertical Section of the Eye, The 86 Papilla, Puncta Lacrimalia, and Nasal Duct, The 92 Meibomian Glands and Ducts, The 96 Enucleation of the Orbital Contents, The 97 Ophthalmoscopic Examinations 106 Lacrimal Ducts, The 112 Lacrimal Gland, The 114