An Elementary Treatise on Geometrical Optics ... |
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Page 14
... emergence intersect a screen touching the sphere at the point opposite to the origin of light , in a circle , whose radius is 2 - μ 2 + μ μ + γ . - 28. If a ray of light be reflected at a plane surface , the incident and reflected rays ...
... emergence intersect a screen touching the sphere at the point opposite to the origin of light , in a circle , whose radius is 2 - μ 2 + μ μ + γ . - 28. If a ray of light be reflected at a plane surface , the incident and reflected rays ...
Page 63
... emergent ray makes with the normal to the second face . We then obviously have , if μ be the refractive index between the external medium and the prism , sin = μ sin p ' , sin μ sin y ' . 59. It is usual and convenient to consider and ...
... emergent ray makes with the normal to the second face . We then obviously have , if μ be the refractive index between the external medium and the prism , sin = μ sin p ' , sin μ sin y ' . 59. It is usual and convenient to consider and ...
Page 68
... emergent ; BC is evidently parallel to QA . Let q ,, q , be the primary and secondary foci of the pencil 92 after the first refraction . Then , by Art . 44 , if AQ be u , and μ be the index of re- fraction into the plate , Aq2 = μ.u ...
... emergent ; BC is evidently parallel to QA . Let q ,, q , be the primary and secondary foci of the pencil 92 after the first refraction . Then , by Art . 44 , if AQ be u , and μ be the index of re- fraction into the plate , Aq2 = μ.u ...
Page 69
... , be the focus of the rays in the secondary plane after this refraction , BQ1 = 1. Bq2 = = μ · ( AB + Aq2 ) t μ cosp + W. Those rays of the emergent pencil which lie in the ON REFRACTION THROUGH PRISMS AND PLATES . 69.
... , be the focus of the rays in the secondary plane after this refraction , BQ1 = 1. Bq2 = = μ · ( AB + Aq2 ) t μ cosp + W. Those rays of the emergent pencil which lie in the ON REFRACTION THROUGH PRISMS AND PLATES . 69.
Page 70
... emergent along BC . Let 4 , y , ' , ' have the meanings assigned to them in Article 58 . Also let q ,, q , be the foci of the rays in the primary and secondary planes respectively after the first refraction , Q ,, Q2 the corresponding ...
... emergent along BC . Let 4 , y , ' , ' have the meanings assigned to them in Article 58 . Also let q ,, q , be the foci of the rays in the primary and secondary planes respectively after the first refraction , Q ,, Q2 the corresponding ...
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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 cos² 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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