Geometrical Optics: Adapted to the Use of the Higher Classes in Schools, Etc |
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Page v
... usually taken as the beginning of the second course of mathematical reading whilst the new ideas and trains of thought which are introduced at every stage appear to me to be at once interesting and valuable . The conception of a virtual ...
... usually taken as the beginning of the second course of mathematical reading whilst the new ideas and trains of thought which are introduced at every stage appear to me to be at once interesting and valuable . The conception of a virtual ...
Page vii
... usually found in the higher classes of our schools . I imagined so myself , and during the course of my working I have been gradually learning my error . I can only wish that what I consider to be an object of the highest importance had ...
... usually found in the higher classes of our schools . I imagined so myself , and during the course of my working I have been gradually learning my error . I can only wish that what I consider to be an object of the highest importance had ...
Page 24
... usually taken for the image of Q. If we agree to think only of rays which fall not far away from the axis we can say that , approximately , after reflexion they will converge to the point called the " Geometrical Focus , " and an eye ...
... usually taken for the image of Q. If we agree to think only of rays which fall not far away from the axis we can say that , approximately , after reflexion they will converge to the point called the " Geometrical Focus , " and an eye ...
Page 43
... usually denoted by the symbol μ , and is called the Refractive Index of the media . If QO be produced to meet the circle in P , the angle POq , or the difference between the angles QOX , qOX ' which are called the angles of incidence ...
... usually denoted by the symbol μ , and is called the Refractive Index of the media . If QO be produced to meet the circle in P , the angle POq , or the difference between the angles QOX , qOX ' which are called the angles of incidence ...
Page 75
... usually written f . Thus 9 - I } = ( − 1 ) ( − 1 ) ; ; .. --- I - I I = Aq AQ f ' where q is the geometrical focus for any point . If r and s are equal I 2 ( μ- I ) f r BODLE for double concave or convex . 63. It should be noticed ...
... usually written f . Thus 9 - I } = ( − 1 ) ( − 1 ) ; ; .. --- I - I I = Aq AQ f ' where q is the geometrical focus for any point . If r and s are equal I 2 ( μ- I ) f r BODLE for double concave or convex . 63. It should be noticed ...
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Common terms and phrases
Algebra angle of incidence Aq AQ ARITHMETIC astronomical beam beginners BROOKE FOSS WESTCOTT called Cambridge caustic curve centre CHAPTER Christ's College circle CLASS-BOOK Clifton College cloth colours concave lens Conic Sections conical convex lens cornea course Crown 8vo direction divergent ELEMENTARY TREATISE English Examination Papers explain Extra fcap eye-lens figure focal length formed Fourth Edition Galilean Geometrical Focus glass Grammar Greek Head Master John's College late Fellow Latin lenses luminous point magnifying power minimum deviation mirror MIXED MATHEMATICS nearer numerous Examples object object-glass OPTICS parallel rays pencil of rays placed plane reflexion point q principal focus principles prism rays close rays fall rays from Q rays which fall reader red rays reflected rays reflecting telescope retina Schools Second Edition seen shew small pencil spectrum straight line student Suppose telescope tion TRIGONOMETRY violet
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