On the Undulatory Theory of Optics: Designed for the Use of Students in the University |
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Page 83
... 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 lens 6-2 POLARIZATION OF LIGHT . 83 we ...
... 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 lens 6-2 POLARIZATION OF LIGHT . 83 we ...
Page 84
... rhombohedron before it ; on turning the first rhombohedron it is found that in general the second crystal separates the pencil O into two of unequal intensity , one following the ordinary law and the other the extraordinary law ( which ...
... rhombohedron before it ; on turning the first rhombohedron it is found that in general the second crystal separates the pencil O into two of unequal intensity , one following the ordinary law and the other the extraordinary law ( which ...
Page 85
... rhombohedron divides this into two pencils of unequal intensity , one following the ordinary and the other the extra- ordinary law ( which we shall call Eo and Ee ) . But when the crystals are in similar or in opposite positions , Eo ...
... rhombohedron divides this into two pencils of unequal intensity , one following the ordinary and the other the extra- ordinary law ( which we shall call Eo and Ee ) . But when the crystals are in similar or in opposite positions , Eo ...
Page 86
... rhombohedron be placed in that position to receive the reflected ray ( instead of receiving the ray from the first rhombohedron ) , an ordinary ray only is produced : if in the position differing 90 ° from this , an extraordinary ray ...
... rhombohedron be placed in that position to receive the reflected ray ( instead of receiving the ray from the first rhombohedron ) , an ordinary ray only is produced : if in the position differing 90 ° from this , an extraordinary ray ...
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Common terms and phrases
2π λ a² cos² analyzing plate angle of incidence aperture axis bars bright rings c² sin² coefficient common light Consequently dicular different colours direction displacement distance disturbance double refraction dx dy dz effect elasticity elliptically polarized equal equation ether expression extraordinary ray find the intensity Fresnel's rhomb front Iceland spar inclined instance integral intensity of light investigation length light reflected motion nearly Newton's rings optic axes ordinary ray particles passing pencil perpen phænomena phase plane of incidence plane of polarization plane of reflection polarized light position principal plane prism produced PROP proportion radius reflected light reflected ray refracting medium represented resolved retardation rhombohedron screen seen shews similar spheroid suppose surface theory tion tourmaline undulation uniaxal crystal velocity vibrations parallel vibrations perpendicular vt-x wave diverging λ 2π λό όλ