Elementary Treatise on the Wave-theory of LightLongmans, Green, 1873 - 247 страници |
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Страница vi
... thickness of the body traversed . ( 68 ) Dichroism explained . ( 69 ) Phenomena of absorp- tion analyzed . ( 70 ) Effects of Sun's rays threefold . Luminous , calorific , and chemical effects equally absorbed . ( 71 ) Absorptive ...
... thickness of the body traversed . ( 68 ) Dichroism explained . ( 69 ) Phenomena of absorp- tion analyzed . ( 70 ) Effects of Sun's rays threefold . Luminous , calorific , and chemical effects equally absorbed . ( 71 ) Absorptive ...
Страница 2
... thickness ; and , on the other hand , the most opaque bodies , such as the metals , allow a portion of light to pass through their substance , when reduced to laminae of exceeding tenuity . ( 5 ) In the same homogeneous medium , light ...
... thickness ; and , on the other hand , the most opaque bodies , such as the metals , allow a portion of light to pass through their substance , when reduced to laminae of exceeding tenuity . ( 5 ) In the same homogeneous medium , light ...
Страница 53
... thickness of any medium , loses by absorption the same fractional part of its intensity , in passing through any given thickness of the medium . According to this hypothesis , the intensity of the light must diminish in geometrical ...
... thickness of any medium , loses by absorption the same fractional part of its intensity , in passing through any given thickness of the medium . According to this hypothesis , the intensity of the light must diminish in geometrical ...
Страница 54
... thicknesses traversed , the tint only becoming deeper as the thickness is augmented . But there are media in which the colour itself changes with the thickness . This will be seen by the foregoing formula . For if i and i ' be the ...
... thicknesses traversed , the tint only becoming deeper as the thickness is augmented . But there are media in which the colour itself changes with the thickness . This will be seen by the foregoing formula . For if i and i ' be the ...
Страница 56
... thickness of the atmo- sphere traversed is greatest , viz . , in the horizon . And water produces the same effects in a very decided manner , the light which has traversed a tube filled with water becoming first yellow , then orange ...
... thickness of the atmo- sphere traversed is greatest , viz . , in the horizon . And water produces the same effects in a very decided manner , the light which has traversed a tube filled with water becoming first yellow , then orange ...
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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