Repertory of Arts, Manufactures, and Agriculture: Consisting of Original Communications, Specifications of Patent Inventions ..., Band 3G. and T. Wilkie, 1844 |
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Seite 66
... reflecting plane perpendicular to the plane , a , c , b . If the reflecting plane bisect the angle , a , c , b , an observer , looking in the direc- tion , d , c , will see one star and the reflected image of the other , as if they were ...
... reflecting plane perpendicular to the plane , a , c , b . If the reflecting plane bisect the angle , a , c , b , an observer , looking in the direc- tion , d , c , will see one star and the reflected image of the other , as if they were ...
Seite 67
... reflecting planes , A , B , B , C , and c , n , may be placed in such a position that the rays of light , falling upon the plane , C , D , in the direction , b , e , would be reflected in the direction , e , f , and other rays of light ...
... reflecting planes , A , B , B , C , and c , n , may be placed in such a position that the rays of light , falling upon the plane , C , D , in the direction , b , e , would be reflected in the direction , e , f , and other rays of light ...
Seite 68
... reflected by the plane , D , C , and rays reflected by both the planes , B , C , and A , B , will , after such reflections , coincide , or be parallel , but , owing to the arrangement of the reflecting planes , the parallel rays from ...
... reflected by the plane , D , C , and rays reflected by both the planes , B , C , and A , B , will , after such reflections , coincide , or be parallel , but , owing to the arrangement of the reflecting planes , the parallel rays from ...
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