Polarisation of LightMacmillan and Company, 1891 - 151 páginas |
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Página 3
... parallel to the former , the following effects will be observed . When the two plates are similarly placed , i.e. as if they formed one and the same block of crystal , or , as it is technically expressed , with their optic axes parallel ...
... parallel to the former , the following effects will be observed . When the two plates are similarly placed , i.e. as if they formed one and the same block of crystal , or , as it is technically expressed , with their optic axes parallel ...
Página 6
... parallel to a particular direction , determined by its own internal structure , to traverse it . 1 Adopting this view of polarisation as effected by a plate of tourmalin , it would be interesting to ascer- tain the exact direction of ...
... parallel to a particular direction , determined by its own internal structure , to traverse it . 1 Adopting this view of polarisation as effected by a plate of tourmalin , it would be interesting to ascer- tain the exact direction of ...
Página 8
... parallel to the line or pivot about which the plate was turned when the diminution of light was least . Secondly , polarisation may be effected by reflexion . If light reflected from the surface of almost any , except metallic , bodies ...
... parallel to the line or pivot about which the plate was turned when the diminution of light was least . Secondly , polarisation may be effected by reflexion . If light reflected from the surface of almost any , except metallic , bodies ...
Página 12
... parallel , and , secondly , when one of them has been turned through 180 ° ) the light reflected from the second plate is brightest , and at two posi- tions at right angles to the former the reflected ray is least bright . The degree of ...
... parallel , and , secondly , when one of them has been turned through 180 ° ) the light reflected from the second plate is brightest , and at two posi- tions at right angles to the former the reflected ray is least bright . The degree of ...
Página 13
... three give good effects ; but if the surfaces lie parallel and the glass be highly transparent , the number may be advantageously increased to 10 or even I 2 . cular to the plane of incidence , and those of I. ] 13 POLARISATION OF LIGHT .
... three give good effects ; but if the surfaces lie parallel and the glass be highly transparent , the number may be advantageously increased to 10 or even I 2 . cular to the plane of incidence , and those of I. ] 13 POLARISATION OF LIGHT .
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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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