Polarisation of LightMacmillan and Company, 1891 - 151 páginas |
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Página 2
... principal processes by means of which a ray of light may be polarised are , reflexion , ordinary refraction , double refraction , and scattering by small particles . These methods will be considered in order ; but before doing so , it ...
... principal processes by means of which a ray of light may be polarised are , reflexion , ordinary refraction , double refraction , and scattering by small particles . These methods will be considered in order ; but before doing so , it ...
Página 73
... is removed . " If a lamina of quartz cut parallel to the axis , and sufficiently thin to show the colours of polarised light , be placed upon the diaphragm so that its principal section v . ] 73 POLARISATION OF LIGHT .
... is removed . " If a lamina of quartz cut parallel to the axis , and sufficiently thin to show the colours of polarised light , be placed upon the diaphragm so that its principal section v . ] 73 POLARISATION OF LIGHT .
Página 74
... principal section shall be 45 ° to the right of the plane of re- flexion , the succession of the colours will be reversed , while the analyser moves in the same direction as before , presenting the same phenomena as a left- handed plate ...
... principal section shall be 45 ° to the right of the plane of re- flexion , the succession of the colours will be reversed , while the analyser moves in the same direction as before , presenting the same phenomena as a left- handed plate ...
Página 76
... principal section is that which contains the two optic axes . If the film is placed on the diaphragm with its principal section inclined 45 ° to the left of the plane of reflexion , the successive polarisation is right - handed . The ...
... principal section is that which contains the two optic axes . If the film is placed on the diaphragm with its principal section inclined 45 ° to the left of the plane of reflexion , the successive polarisation is right - handed . The ...
Página 77
... principal section 45 ° on either side of the plane of reflexion , when the analyser is at 0 ° or 90 ° the colour of the film remains unchanged , whether the film be turned in its own plane 90 ° , or be turned over so that the back shall ...
... principal section 45 ° on either side of the plane of reflexion , when the analyser is at 0 ° or 90 ° the colour of the film remains unchanged , whether the film be turned in its own plane 90 ° , or be turned over so that the back shall ...
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Términos y frases comunes
analyser be turned angle of incidence axis bands beam bi-axal crystals biquartz centre circular polarisation circularly coincide complementary complementary colours consequently Crown 8vo crystal plate cut perpendicularly dark difference of phase different colours double refraction effect ellipses equal ether exhibit extinguished field of view film glass hyperbolas Iceland spar inclined instrument intermediate laminæ left-handed mean-line motion Nicol Nicol's prism oblique opposite optic axes ordinary ordinary ray orthorhombic overlap pair parallel particle perpendicular phenomena placed plane containing plane of polarisation plane of reflexion plane of vibration plane-polarised plate of quartz polar clock polariscope polarised light polariser and analyser polarising angle position principal section produced quadrants quarter-undulation plate quartz plate rectilinear reflected ray retardation rhombohedron right angles right-handed rotation secondary figures seen selenite silver plate spectrum straight lines successive polarisation surface thickness tints tion traversed tube turned round uni-axal velocity wave length wedges
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