Elementary Treatise on the Wave-theory of Light |
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Page 2
... , light is propagated in right lines , whether it emanates directly from luminous . bodies , or is reflected from such as are non - luminous . n b This is proved by the fact that when an opaque 2 PROPAGATION OF LIGHT .
... , light is propagated in right lines , whether it emanates directly from luminous . bodies , or is reflected from such as are non - luminous . n b This is proved by the fact that when an opaque 2 PROPAGATION OF LIGHT .
Page 3
Humphrey Lloyd. This is proved by the fact that when an opaque body is interposed in the right line connecting the eye and the lumi- nous source , the light of the latter is intercepted , and it ceases to be visible . The same thing is ...
Humphrey Lloyd. This is proved by the fact that when an opaque body is interposed in the right line connecting the eye and the lumi- nous source , the light of the latter is intercepted , and it ceases to be visible . The same thing is ...
Page 8
... facts . We have seen that light travels from one point of space to another in time , and with a prodigious velocity . Now , there are two distinct and intelligible ways of conceiving such a propagated movement . Either it is the same ...
... facts . We have seen that light travels from one point of space to another in time , and with a prodigious velocity . Now , there are two distinct and intelligible ways of conceiving such a propagated movement . Either it is the same ...
Page 11
... facts in the theory of emission . The emissive force , required to produce the known velocity , is calculated to be more than a million of million times greater than the force of gravity at the earth's surface ; and it can hardly be sup ...
... facts in the theory of emission . The emissive force , required to produce the known velocity , is calculated to be more than a million of million times greater than the force of gravity at the earth's surface ; and it can hardly be sup ...
Page 12
... fact , analogy furnishes grounds for an opposite conclusion ; for there are a multitude of facts which prove that sound is not propagated with the same intensity in all directions , however inclined to the direction of the original ...
... fact , analogy furnishes grounds for an opposite conclusion ; for there are a multitude of facts which prove that sound is not propagated with the same intensity in all directions , however inclined to the direction of the original ...
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Common terms and phrases
angle of incidence aperture axes azimuth bands beam bright bands centre circularly polarized coincides colours common light corresponding Crown 8vo crystal dark denote deviation diameter difference of phase diffraction direction distance diverging double refraction edge effect elasticity elliptically polarized equal ether Fresnel fringes glass Iceland spar inci incident light incident ray inclined intensity interference interval of retardation Jamin length light reflected luminous origin medium metal mirror molecules Newton observed opposite optic axis parallel particles perpendicular plane phenomena plane of incidence plane of polarization plane of reflexion plane-polarized polarized light polarized ray polarizing angle portions position Post 8vo principal section prism produced propagated ratio reflected light reflected pencil refracted rays refractive index refrangibility result rhombohedron right angles rings Second Edition shadow spectrum square substance thickness tion transmitted traversed undulation vary velocity velocity of propagation vibrations vols wave-theory Woodcuts
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