Elementary Treatise on the Wave-theory of LightLongmans, Green, 1873 - 247 страници |
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Страница v
... luminous bodies in all directions . ( 4 ) Non - luminous bodies transparent and opaque . ( 5 ) Light is propagated in right lines ; ray of light . ( 6 ) Intensity of light emanating from a luminous point varies inversely as square of ...
... luminous bodies in all directions . ( 4 ) Non - luminous bodies transparent and opaque . ( 5 ) Light is propagated in right lines ; ray of light . ( 6 ) Intensity of light emanating from a luminous point varies inversely as square of ...
Страница vi
... Luminous , calorific , and chemical effects equally absorbed . ( 71 ) Absorptive properties of bodies different . ( 72 ) Absorption of light by gases . ( 73 , 74 ) Emission of light dependent on temperature . Light emitted by solids ...
... Luminous , calorific , and chemical effects equally absorbed . ( 71 ) Absorptive properties of bodies different . ( 72 ) Absorption of light by gases . ( 73 , 74 ) Emission of light dependent on temperature . Light emitted by solids ...
Страница 1
... luminous ; those of the latter , non - luminous . The Sun and the fixed stars are all luminous bodies ; terrestrial bodies are luminous , in the states of incan- descence , combustion , or phosphorescence . Non - luminous bodies acquire ...
... luminous ; those of the latter , non - luminous . The Sun and the fixed stars are all luminous bodies ; terrestrial bodies are luminous , in the states of incan- descence , combustion , or phosphorescence . Non - luminous bodies acquire ...
Страница 2
... luminous body or not . This strange hypothe- sis held its ground for many centuries . The Arabian astro- nomer , Alhazen , who lived in the latter part of the eleventh century , seems to have been the first to refute it , and to prove ...
... luminous body or not . This strange hypothe- sis held its ground for many centuries . The Arabian astro- nomer , Alhazen , who lived in the latter part of the eleventh century , seems to have been the first to refute it , and to prove ...
Страница 3
... luminous point , is called in optics a ray . ( 6 ) In a perfectly transparent medium , the intensity of the light proceeding from a luminous point varies inversely as the square of the distance . This is easily proved , if light be ...
... luminous point , is called in optics a ray . ( 6 ) In a perfectly transparent medium , the intensity of the light proceeding from a luminous point varies inversely as the square of the distance . This is easily proved , if light be ...
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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