An Elementary Treatise on Geometrical Optics ... |
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... Surfaces V. On Refraction through Prisms and Plates VI . On Refraction through Lenses VII . On Images and Simple Optical Instruments VIII . On Compound Optical Instruments . IX . On Dispersion and Achromatic Combinations . X ...
... Surfaces V. On Refraction through Prisms and Plates VI . On Refraction through Lenses VII . On Images and Simple Optical Instruments VIII . On Compound Optical Instruments . IX . On Dispersion and Achromatic Combinations . X ...
Page 3
... surface of another transparent medium , it is usually divided into three parts . ( 1 ) A portion is reflected back into the original medium according to a law to be hereafter stated . ( 2 ) A portion passes into the new medium according ...
... surface of another transparent medium , it is usually divided into three parts . ( 1 ) A portion is reflected back into the original medium according to a law to be hereafter stated . ( 2 ) A portion passes into the new medium according ...
Page 4
... surface of the glass . Some of this light goes into the glass , and again passes out into the air on the other side , as is proved by the luminous patch resembling in its general shape the window , which is seen within the room ; and ...
... surface of the glass . Some of this light goes into the glass , and again passes out into the air on the other side , as is proved by the luminous patch resembling in its general shape the window , which is seen within the room ; and ...
Page 5
... surface of a dif- ferent medium from that in which it is at first propagated , it is said to be incident on the second medium . In this case the plane containing the incident ray and the normal to the surface which separates the second ...
... surface of a dif- ferent medium from that in which it is at first propagated , it is said to be incident on the second medium . In this case the plane containing the incident ray and the normal to the surface which separates the second ...
Page 6
... surface dividing the media , at the point O where the ray is incident . Let AOB be the line of intersection of this bounding surface with the plane of the paper . A IN B R By the first law , the reflected ray OQ and the refracted ray OR ...
... surface dividing the media , at the point O where the ray is incident . Let AOB be the line of intersection of this bounding surface with the plane of the paper . A IN B R By the first law , the reflected ray OQ and the refracted ray OR ...
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Common terms and phrases
2nd edition 3rd edition 4th edition Aeneid angle of incidence astronomical telescope axis Book Camb Cambridge centre concave convex lens cosē Crown 8vo Demy 8vo diameter direction distance diverge emergence English equal eye-glass eye-lens eye-piece F. A. PALEY Fcap Fellow of St focal length foci formula French geometrical focus glass Grammar Greek Hence illumination image formed inches incident ray index of refraction J. H. FREESE John's College last Article late Fellow Latin lenses LL.D luminous point magnifying power Mathematical minimum deviation object object-glass obliquely parallel rays pass pencil pencil of light pencil of parallel perpendicular placed portion primary plane prism Professor radius ray of light reflected ray reflecting surface refracted ray refraction or reflection refractive index revised School screen Small post 8vo spectrum sphere spherical surface Translated triangle Trinity College v₁ vertex whence
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