Radiation Light and Illumination: A Series of Engineering Lectures Delivered at Union College

328 Pages·1918·17.37 MB·English

by  Charles Proteus Steinmetz

KANSAS CITY PUBLIC LIBRARY
0000102080645
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RADIATION, LIGF;:
ILLUMINATION
A SERIES OF ENGINEERING LECTURES
DELIVERED AT UNION COLLEGE
BY
CHARLES PROTEUS PH.D.
STEINMETZ, A.M.,
COMPILED AND EDITED BY
JOSEPH LaROY HAYDEN
THIRD EDITION
McGRAW-HILL BOOK INC.
COMPANY,
239 WEST 39TH STREET. NEW YORK
LONDON: HILL PUBLISHING LTD.
CO.,
6 & 8 BOUVERIE E. C.
ST..
1918
BY THE
COPYRIGHT, 1909, 1918,
McGRAW-HILL BOOK INC.
COMPANY,
AUTHOR'S PREFACE.
THE lectures were as a course of instruction to
following given
the senior students in electrical at Union
engineering University.
are however intended not as a text-book of
They merely
nor as a text-book on the of
illuminating engineering, physics
and but rather as an to some
light radiation, exposition, extent,
from the of of that of
view,
engineering point knowledge light
and radiation which educated man should the
every possess,
as well as the or the user of For this
engineer physician light.
are in such form as to no
purpose they given require special
of mathematics or of but mathematical
knowledge engineering,
formalism has been avoided and the have been de-
phenomena
scribed in with the of Lectures X and
plain language, exception
which their nature are somewhat and are
XI,
by mathematical,
intended more for the but
particularly illuminating engineer,
which the reader omit or the
general may safely merely peruse
text.
The lectures have been revised to date before and
publication,
the results of the work of the National Bureau of
important
contained in its recent utilized.
Standards, bulletins, fully
CHARLES PROTEUS STEINMETZ.
1909.
SOHBNBCTADY, September,