Elementary Treatise on the Wave-theory of LightLongmans, Green, 1873 - 247 страници |
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Страница 38
... separation of these rays in their refraction through the prism . ( 47 ) It further appears that the rays , which differ ... separated may be examined apart from the rest , and will be found to undergo no dilatation , or change of colour ...
... separation of these rays in their refraction through the prism . ( 47 ) It further appears that the rays , which differ ... separated may be examined apart from the rest , and will be found to undergo no dilatation , or change of colour ...
Страница 44
... separated from it by a dark interval . On the other hand , the spectrum of the flame of cyanogen exhibits great regularity , as well in the distribution of the dark bands , as in the intensity of the intervening luminous spaces . These ...
... separated from it by a dark interval . On the other hand , the spectrum of the flame of cyanogen exhibits great regularity , as well in the distribution of the dark bands , as in the intensity of the intervening luminous spaces . These ...
Страница 56
... separated from one another by absorption , any more than by refraction , in any ray of definite refrangibility . Hence also we draw the im- portant conclusion , that the three properties of solar light are not to be referred to separate ...
... separated from one another by absorption , any more than by refraction , in any ray of definite refrangibility . Hence also we draw the im- portant conclusion , that the three properties of solar light are not to be referred to separate ...
Страница 57
... separated from one another , and variously distributed . Accordingly the gases allow all the light to pass , with the exception of a few rays of definite refrangibility . It will be seen from the foregoing account , that the spectra of ...
... separated from one another , and variously distributed . Accordingly the gases allow all the light to pass , with the exception of a few rays of definite refrangibility . It will be seen from the foregoing account , that the spectra of ...
Страница 58
... separated from one another by broad , dark intervals ; and the band of light is discontinuous . ( 75 ) There are different modes of exhibiting these phe- nomena , according to the degree of heat required for incan- descence . For some ...
... separated from one another by broad , dark intervals ; and the band of light is discontinuous . ( 75 ) There are different modes of exhibiting these phe- nomena , according to the degree of heat required for incan- descence . For some ...
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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