Elementary Treatise on the Wave-theory of LightLongman, Brown, Green, Longmans, and Roberts, 1857 - 208 страници |
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Страница vii
... prism . ( 28 ) Refractive index determined experimentally . ( 29 ) Newton's explanation of laws of reflexion and re- fraction . ( 30 , 31 ) Connexion of the phenomena ; hypothesis of the fits : its insufficiency . ( 32 , 33 ) Laws of ...
... prism . ( 28 ) Refractive index determined experimentally . ( 29 ) Newton's explanation of laws of reflexion and re- fraction . ( 30 , 31 ) Connexion of the phenomena ; hypothesis of the fits : its insufficiency . ( 32 , 33 ) Laws of ...
Страница viii
... prism ; measure of dispersive power . ( 50 ) Dispersive powers different in different substances ; — experiments of Newton and Dollond . ( 51 , 52 ) Condition of achromatism ; dispersive powers compared experimentally . ( 53 , 54 ) ...
... prism ; measure of dispersive power . ( 50 ) Dispersive powers different in different substances ; — experiments of Newton and Dollond . ( 51 , 52 ) Condition of achromatism ; dispersive powers compared experimentally . ( 53 , 54 ) ...
Страница 19
... prism , —that is , a medium bounded by two inclined plane surfaces , the total deviation of the refracted ray is the sum of the deviations at incidence and emergence . Let Φ and p ' denote the angles which the inci- 1 dent and emergent ...
... prism , —that is , a medium bounded by two inclined plane surfaces , the total deviation of the refracted ray is the sum of the deviations at incidence and emergence . Let Φ and p ' denote the angles which the inci- 1 dent and emergent ...
Страница 20
... prism makes with the two perpendiculars , is equal to the vertical angle of the prism ; or , denoting this angle by a , that wherefore ↓ + 4 = a ; S = $ + φ a . ( 26 ) When a ray of light is incident nearly perpendi cularly upon a thin ...
... prism makes with the two perpendiculars , is equal to the vertical angle of the prism ; or , denoting this angle by a , that wherefore ↓ + 4 = a ; S = $ + φ a . ( 26 ) When a ray of light is incident nearly perpendi cularly upon a thin ...
Страница 21
... prism is to be placed , with its refracting edge vertical , before the object- glass of the telescope of a theodolite , so as to refract to the cross wires in its focus the rays proceeding from a distant mark . The prism is then to be ...
... prism is to be placed , with its refracting edge vertical , before the object- glass of the telescope of a theodolite , so as to refract to the cross wires in its focus the rays proceeding from a distant mark . The prism is then to be ...
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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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