Philosophical MagazineTaylor & Francis., 1879 - Physics |
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Page 271
... surface Ao Βο Fig . 5 . for a particular part of the spectrum after the light has passed the prism or after it has passed the eyepiece of the observing- telescope . The path of a ray from the wave - surface A , B , to A or B is ...
... surface Ao Βο Fig . 5 . for a particular part of the spectrum after the light has passed the prism or after it has passed the eyepiece of the observing- telescope . The path of a ray from the wave - surface A , B , to A or B is ...
Page 384
case of a surface curved in the opposite direction . From the considerations mentioned in the beginning of the paper , it is obvious that N1 must be positive when the surface is convex . In order to obtain the numbers admitted to the ...
case of a surface curved in the opposite direction . From the considerations mentioned in the beginning of the paper , it is obvious that N1 must be positive when the surface is convex . In order to obtain the numbers admitted to the ...
Page 410
... surface of the con- verging waves from a truly spherical surface having its centre at the geometrical focus . If the axis of symmetry be taken as that of z , and the tan- gent plane to the wave - surface as plane of xy , we have as the ...
... surface of the con- verging waves from a truly spherical surface having its centre at the geometrical focus . If the axis of symmetry be taken as that of z , and the tan- gent plane to the wave - surface as plane of xy , we have as the ...
Contents
FIFTH SERIES | 1 |
JULY 1879 | 17 |
Mr F Guthrie on the Fracture of Colloids Plates II III | 33 |
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