AN INTRODUCTION

TO THE

THEORY OF OPTICS

BY

ARTHUR SCHUSTER,

PH.D. (HEIDELBERG), Sc.D. (CANTAB.), F.R.S.

PROFESSOR OF PHYSICS AT THE UNIVERSITY OF MANCHESTER.

LONDON

EDWARD ARNOLD

41 & 43, MADDOX STREET, BOND STREET, W.

1904

[All Rights reserved]

THIS VOLUME

IS DEDICATED TO

JOHN WILLIAM STRUTT

BARON RAYLEIGH

O.M., Sc.D., F.R.S.

WHO BY HIS WRITINGS HAS ADDED CLEARNESS AND PRECISION

TO NEARLY ALL BRANCHES OF OPTICS.