English Edition
Science
Opticks
English BooksWhale Edition by Isaac Newton
Newton’s classic experiments on light, color, prisms, reflection, refraction, and scientific method.
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Book introduction
Opticks
Opticks presents Newton’s investigations of light and color through prisms, lenses, reflection, refraction, diffraction, and famous queries about nature. It is a foundational public-domain science text for optics, physics, experiment, and the history of modern science.
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Public-domain original text; author died more than 70 years ago or the edition is in the public domain.
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Opticks
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Table of contents
Inside this edition
- 01Full text
- 02OPTICKS:
- 03OR, A
- 04TREATISE
- 05OF THE
- 06OF
- 07LIGHT.
- 08LONDON:
- 09TITLE PAGE OF THE 1730 EDITION
- 10SIR ISAAC NEWTON'S ADVERTISEMENTS
- 11_I. N._
- 12_I. N._
- 13THE FIRST BOOK OF OPTICKS
- 14_PART I._
- 15_DEFINITIONS_
- 16DEFIN. I.
- 17DEFIN. II.
- 18DEFIN. III.
- 19DEFIN. IV.
- 20DEFIN. V.
- 21DEFIN. VI.
- 22DEFIN. VII
- 23DEFIN. VIII.
- 24_AXIOMS._
- 25AX. I.
- 26AX. II.
- 27AX. III.
- 28AX. IV.
- 29AX. V.
- 30AX. VI.
- 31AX. VII.
- 32AX. VIII.
- 33Introduction to Readers of quick Wit and good Understanding not yet
- 34_PROPOSITIONS._
- 35_PROP._ I. THEOR. I.
- 36_PROP._ II. THEOR. II.
- 378.
- 38Book might be made to converge and meet again at the distance of six
- 39Book upon a Sheet of white Paper much after the manner of the second
- 40_PROP._ III. THEOR. III.
- 41_PROP._ IV. PROB. I.
- 42_PROP._ V. THEOR. IV.
- 43_PROP._ VI. THEOR. V.
- 44NG × CG
- 45_PROP._ VII. THEOR. VI.
- 464
- 47Part of half the Aperture of the Glass, or 55th Part of the whole
- 48Part of six Feet and an Inch (the distance between the Lens and the same
- 4955
- 504
- 514
- 527.
- 532.
- 543.
- 556
- 56Part of the violet which was next the indigo; and sometimes I could see
- 572
- 58Part of their whole distance from it. And the Diameter of the Circle in
- 59Part of the Diameter of the Aperture of the Glass. And if you add the
- 605
- 61_PROP._ VIII. PROB. II.
- 62THE FIRST BOOK OF OPTICKS
- 63_PART II._
- 64_PROP._ I. THEOR. I.
- 65_PROP._ II. THEOR. II.
- 66_DEFINITION._
- 67_PROP._ III. PROB. I.
- 68_PROP._ IV. THEOR. III.
- 69_PROP._ V. THEOR. IV.
- 70Part of the Colours by the interposed Tooth, whilst the rest of them
- 71Book, and let the same be viewed through a Prism _abc_, held parallel to
- 72_PROP._ VI. PROB. II.
- 73_PROP._ VII. THEOR. V.
- 74_PROP._ VIII. PROB. III.
- 75_PROP._ IX. PROB. IV.
- 76_PROP._ X. PROB. V.
- 77Book, you place Bodies of several Colours, you will find, as I have
- 78Book. In this Proposition I content my self to have put it past dispute,
- 79_PROP._ XI. PROB. VI.
- 80THE
- 81SECOND BOOK
- 82OF
- 83OPTICKS
- 84_PART I._
- 8513
- 863
- 872
- 882
- 894
- 904
- 914
- 9212
- 932
- 944
- 952.
- 964
- 975
- 985
- 992
- 1005
- 101THE
- 102SECOND BOOK
- 103OF
- 104OPTICKS
- 105_PART II._
- 106/ \
- 107THE
- 108SECOND BOOK
- 109OF
- 110OPTICKS
- 111_PART III._
- 112PROP. I.
- 113PROP. II.
- 114PROP. III.
- 115PROP. IV.
- 116PROP. V.
- 117PROP. VI.
- 118PROP. VII.
- 119PROP. VIII.
- 120PROP. IX.
- 121PROP. X.
- 122Book, I shall conclude this part with a few more Propositions. Those
- 123PROP. XI.
- 124PROP. XII.
- 125DEFINITION.
- 126PROP. XIII.
- 127PROP. XIV.
- 128PROP. XV.
- 129PROP. XVI.
- 130PROP. XVII.
- 131PROP. XVIII.
- 132PROP. XIX.
- 133PROP. XX.
- 134THE
- 135SECOND BOOK
- 136OF
- 137OPTICKS
- 138_PART IV._
- 139Book appeared between the Object-glasses, and upon Bubbles of Water, but
- 14062
- 141THE
- 142THIRD BOOK
- 143OF
- 144OPTICKS
- 145_PART I._
- 1469
- 14750
- 14817
- 14910
- 15021
- 15131
- 15232
- 15345
- 15455
- 15563
- 156Part of an Inch, and falling upon the Paper makes the Fringes of the
- 157Book. And then I found that the Shadows of all Bodies held in the
- 158Book _De la Lumiere_. This Crystal is a pellucid fissile Stone, clear as
- 159Part of an Inch, will go through that Surface, and through the Air or
- 160Part of the second Book. But, if the second Glass be taken away, the
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