Elementary Treatise on the Wave-theory of LightLongmans, Green, 1873 - 247 страници |
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Страница 20
... beam of solar light is admitted into a darkened chamber through an aperture in the window , and is allowed to fall upon a metallic mirror , a reflected beam is seen pursuing a determinate direc- tion , after leaving the mirror ; and if ...
... beam of solar light is admitted into a darkened chamber through an aperture in the window , and is allowed to fall upon a metallic mirror , a reflected beam is seen pursuing a determinate direc- tion , after leaving the mirror ; and if ...
Страница 27
... beam of light is incident on the surface of any transparent medium , part is in all cases transmitted , and part reflected ; the intensity of the reflexion being less , the less the differ- ence of the refractive indices of the two ...
... beam of light is incident on the surface of any transparent medium , part is in all cases transmitted , and part reflected ; the intensity of the reflexion being less , the less the differ- ence of the refractive indices of the two ...
Страница 28
... beam of common light are supposed to be in every possible stage of these fits , when they reach the surface ; some in a fit of reflexion , and others in a fit of transmission . Some of them , consequently , will be reflected , and ...
... beam of common light are supposed to be in every possible stage of these fits , when they reach the surface ; some in a fit of reflexion , and others in a fit of transmission . Some of them , consequently , will be reflected , and ...
Страница 29
... beam should consist of rays refracted in widely different angles , and should be scattered and irregular . ( 36 ) Let us now turn to the account which the other theory gives of the same phenomena , and of their laws . The velocity of ...
... beam should consist of rays refracted in widely different angles , and should be scattered and irregular . ( 36 ) Let us now turn to the account which the other theory gives of the same phenomena , and of their laws . The velocity of ...
Страница 37
... beam of solar light is admitted into a dark- ened room through a small circular aperture , and received on a screen at a distance , a circular image of the Sun will be de- picted there , whose diameter will correspond to that of the ...
... beam of solar light is admitted into a dark- ened room through a small circular aperture , and received on a screen at a distance , a circular image of the Sun will be de- picted there , whose diameter will correspond to that of the ...
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amplitudes angle of incidence angle of polarization aperture axes bands beam bodies bright bands Canada balsam centre circularly-polarized coincides colours common light corresponding Crown 8vo crystal denote difference of phase diffracted direction distance diverging double refraction edge Edition elasticity ellipse equal ether extraordinary ray Fresnel fringes glass Iceland spar incident light incident ray inclined index of refraction intensity interference interval of retardation length light reflected luminous origin medium metal molecules observed optic axis ordinary ray parallel particles phenomena plane of incidence plane of polarization plane of reflexion plane-polarized plate polarized light polarized ray polarizing angle portions position principal section prism produced propagated PUBLISHED BY LONGMANS R. A. Proctor ratio reflected light reflected pencil refracted rays refractive index refrangibility result rhomb right angles rings second surface sin² spectrum substance theory thickness tion transmitted traversed undulation vary velocity vibrations vols wave wave-theory Woodcuts