On the Undulatory Theory of Optics: Designed for the Use of Students in the UniversityMacmillan, 1866 - 159 σελίδες |
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Σελίδα 83
... crystals ) first pointed out the characteristic law of polarization . If a pencil of common light be made to pass through a rhombohedron of this crystal , it is separated into two of equal intensity . This may be shewn either by viewing ...
... crystals ) first pointed out the characteristic law of polarization . If a pencil of common light be made to pass through a rhombohedron of this crystal , it is separated into two of equal intensity . This may be shewn either by viewing ...
Σελίδα 84
... crystal ; the rhombohedron being sup- posed to be bounded by planes of cleavage , and the pencil of light being incident perpendicular to one of them . 91. On examining the paths of these pencils within the crystal , it is found that ...
... crystal ; the rhombohedron being sup- posed to be bounded by planes of cleavage , and the pencil of light being incident perpendicular to one of them . 91. On examining the paths of these pencils within the crystal , it is found that ...
Σελίδα 85
... crystal . But between the properties of the two rays a re- markable relation can be found . When the rhombohedrons are in similar positions , O will produce only an ordinary ray . When the first is turned 90 ° , E will produce only an ...
... crystal . But between the properties of the two rays a re- markable relation can be found . When the rhombohedrons are in similar positions , O will produce only an ordinary ray . When the first is turned 90 ° , E will produce only an ...
Σελίδα 86
... crystal , then we may assert that the properties of the Ordinary ray possess the same relation to the principal plane , which the properties of the Extraordinary ray possess to the plane at right angles to the principal plane . This is ...
... crystal , then we may assert that the properties of the Ordinary ray possess the same relation to the principal plane , which the properties of the Extraordinary ray possess to the plane at right angles to the principal plane . This is ...
Σελίδα 87
... crystal of Iceland spar . But as the reflection from unsilvered glass at the polarizing angle gives properties ex- actly similar to those of the Ordinary ray of Iceland spar ( the principal plane of the spar being conceived parallel to ...
... crystal of Iceland spar . But as the reflection from unsilvered glass at the polarizing angle gives properties ex- actly similar to those of the Ordinary ray of Iceland spar ( the principal plane of the spar being conceived parallel to ...
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2π λ a² cos² Algebra analyzing plate angle of incidence aperture axis BROOKE FOSS WESTCOTT Cambridge cloth coefficient common light Consequently Crown 8vo dicular different colours direction displacement distance disturbance double refraction ELEMENTARY TREATISE elliptically polarized English equal equation ether explain expression Extra fcap extraordinary ray fcap find the intensity Fresnel's rhomb front glass Iceland spar integral intensity of light investigation Latin length Mathematical motion nearly Newton's rings ordinary ray original particles pencil perpen perpendicular phænomena plane of incidence plane of polarization plane of reflection polarized light position principal plane prism produced Professor PROP proportion radius reflected ray represented retardation rhombohedron Schools screen Second Edition seen shews similar sin² suppose surface tion tourmaline undulation uniaxal crystal velocity vibration vibrations perpendicular vt-x λ 2π λό όλ
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