On the Undulatory Theory of Optics: Designed for the Use of Students in the UniversityMacmillan, 1866 - 159 σελίδες |
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Σελίδα 8
... common notation , and X being the disturbance from the state of rest ) , and the solu- tion is - X = ( vt − x ) + ¥ ( vt + x ) , where the form of the functions is to be determined by the initial circumstances . Or if we suppose the ...
... common notation , and X being the disturbance from the state of rest ) , and the solu- tion is - X = ( vt − x ) + ¥ ( vt + x ) , where the form of the functions is to be determined by the initial circumstances . Or if we suppose the ...
Σελίδα 40
... common optics . 45. It appears from ( 40 ) that the wave , after converging to a point , diverges from it in the same manner as if that point were a center of excitation , or a source of light . In all experiments therefore in which it ...
... common optics . 45. It appears from ( 40 ) that the wave , after converging to a point , diverges from it in the same manner as if that point were a center of excitation , or a source of light . In all experiments therefore in which it ...
Σελίδα 47
... common Optics , AG = AH = CA ( μ — 1 ) sin a nearly , = ( μ— 1 ) a sin ɑ nearly . In the former investigation we had GL = LH = a sin a . Con- sequently where we find a sin a in the former investigation we may put ( 1 ) a sin a , and we ...
... common Optics , AG = AH = CA ( μ — 1 ) sin a nearly , = ( μ— 1 ) a sin ɑ nearly . In the former investigation we had GL = LH = a sin a . Con- sequently where we find a sin a in the former investigation we may put ( 1 ) a sin a , and we ...
Σελίδα 82
... common Optics that the appearance presented to the eye , when an eye - glass is applied whose focus coincides with the focus of the object- glass , is just the same as if the light had been received on a screen placed there . Thus it is ...
... common Optics that the appearance presented to the eye , when an eye - glass is applied whose focus coincides with the focus of the object- glass , is just the same as if the light had been received on a screen placed there . Thus it is ...
Σελίδα 83
... 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 a small object through it , when two images will be seen ; or by placing it behind a ...
... 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 a small object through it , when two images will be seen ; or by placing it behind a ...
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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 dx dy ELEMENTARY TREATISE elliptically polarized English equal equation ether explain expression Extra fcap extraordinary ray fcap 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 velocity vibration vibrations perpendicular vt-x λατ λό όλ
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