A Treatise on Optics; or, light and sight, theoretically and practically treated; with the application to fine art and industrial pursuits


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Página 74 - To the same degree of Refrangibility ever belongs the same colour, and to the same colour ever belongs the same degree of Refrangibility.
Página 12 - This amounts to the same with saying, that, in the case before us, the sine of the angle of incidence is to the sine of the angle of refraction in a given ratio.
Página 5 - THE PRINCE OF THE HOUSE OF DAVID; or, Three Years in the Holy City.
Página 26 - Lamborn. 2s. 134. METALLURGY OF SILVER AND LEAD, by RH Lamborn. 2s. 135. ELECTRO-METALLURGY, by A. Watt. Is. 6d. 138. HANDBOOK OF THE TELEGRAPH, by R. Bond. Is. 143. EXPERIMENTAL ESSAYS— On the Motion of Camphor and Modern Theory of Dew, by C. Tomlinson. Is.
Página 102 - Thus, if the light be homogeneous, a bright line of light will be formed under the centre of the opaque object AB, outside which will be dark lines, and then bright and dark lines alternately. If the arrangement of these lines be examined, they will be found to be hyperbolic, as exhibited in Jig.
Página 74 - ... very little of the violet. The yellow space, which has not been much absorbed, has increased in breadth. It occupies part of the space formerly covered by the orange on one side, and part of the space formerly covered by the green on the other. Hence it follows, that the blue glass has absorbed the red light, which, when mixed with the yellow light, constituted orange, and has absorbed also the blue light, which, when mixed with the yellow, constituted the part of the green space next to the...
Página 26 - EMMENS. is. 6d. 152. PRACTICAL HINTS FOR INVESTING MONEY. With an Explanation of the Mode of Transacting Business on the Stock Exchange. By FRANCIS PLAYFORD, Sworn Broker.
Página 24 - Is. 34. STEAM ENGINE, by Dr. Lardner. Is. 59. STEAM BOILERS, their Construction and Management, by R. Armstrong. With Additions by R. Mallet. Is.
Página 73 - Coloured fluids, such as black and red ink, though equally homogeneous, stop or absorb different kinds of rays, and when exposed to the sun they become heated in different degrees ; while pure water seems to transmit all the rays equally, and scarcely receives any heat from the passing light of the sun. When we examine more. minutely the action of...
Página 26 - Is, 79**. PHOTOGRAPHY, the Stereoscope, &c., from the French of D. Van Monckhoven, by WH Thornthwaite. Is. Gd. 96. ASTRONOMY, by the Rev. R. Main. New and Enlarged Edition, with an Appendix on

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