The Nature of Light, with a General Account of Physical OpticsHenry S. King & Company, 1875 - 356 стор. |
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Сторінка v
... present state of science , to the question , What is the Nature of Light ? In the first fourteen Chapters the laws of reflexion , refraction , dispersion , and absorption of light are demon- strated by experiment without reference to ...
... present state of science , to the question , What is the Nature of Light ? In the first fourteen Chapters the laws of reflexion , refraction , dispersion , and absorption of light are demon- strated by experiment without reference to ...
Сторінка 2
... present course of lectures . 2. Every form of matter when sufficiently heated has the power of emitting rays of light , and thus be- comes self - luminous . This condition is termed incan- descence , and the self - luminous worlds , as ...
... present course of lectures . 2. Every form of matter when sufficiently heated has the power of emitting rays of light , and thus be- comes self - luminous . This condition is termed incan- descence , and the self - luminous worlds , as ...
Сторінка 41
Eugene Lommel. FIG . 26 . mination of the particles of dust always present in the air of a room - that it is reflected in the form of a cone of light , the apex of which , F , lies in front of the mirror in this axis . This point , F ...
Eugene Lommel. FIG . 26 . mination of the particles of dust always present in the air of a room - that it is reflected in the form of a cone of light , the apex of which , F , lies in front of the mirror in this axis . This point , F ...
Сторінка 84
... present gone , and those of concave mirrors , is so remarkable that it is scarcely necessary that they should be expressly pointed out . And it will not be surprising if in the course of the following researches results are obtained ...
... present gone , and those of concave mirrors , is so remarkable that it is scarcely necessary that they should be expressly pointed out . And it will not be surprising if in the course of the following researches results are obtained ...
Сторінка 97
... present even in the best carbon points , and by their restless movements occasion the flickering of the luminous arc , whilst , if they happen to occupy the hottest part of the carbon points , they cause an immediate diminution in the ...
... present even in the best carbon points , and by their restless movements occasion the flickering of the luminous arc , whilst , if they happen to occupy the hottest part of the carbon points , they cause an immediate diminution in the ...
Загальні терміни та фрази
absorption æther angle of incidence angle of refraction aperture appears beam blue body bright lines carbon points centre circle colour consequently convex convex lens corresponding Crown 8vo crown glass crystal dark lines Demy 8vo difference of path diffraction direction double refraction elementary waves equal exhibit fasciculus Fcap flame flint glass fluorescence focal distance green half wave-length Heliostat homogeneous Iceland spar illuminated Illustrations incident rays index of refraction International Scientific Series lens lenses luminous point marginal rays metal Nicol's prism object observed optic axis parallel particles pass perpendicular phenomena placed plane of vibration polariscope polarised ray position Post 8vo principal plane prism propagated Quartz ray of light reflected reflexion refracted ray refracting angle refrangible regarded right angles rotated screen Second Edition seen slit Sodium solar spectrum source of light spectra surface telescope thickness tion traverse tube undulatory vapour velocity vertical violet vols whilst yellow
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