The Stereoscope: Its History, Theory, and ConstructionJohn Murray, 1856 - 247 Seiten |
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Seite 2
... the light , concealed from the observer , is introduced in an oblique direction , and where the dis- tance of the picture is such that the convergency of the optic axes loses much of its distance - giving power INTRODUCTION .
... the light , concealed from the observer , is introduced in an oblique direction , and where the dis- tance of the picture is such that the convergency of the optic axes loses much of its distance - giving power INTRODUCTION .
Seite 19
... tance . The second distance was marked by an old cross about a hundred feet off ; and the third distance by the withered branch of a tree , thirty feet from the observer . In the right - hand picture , one arm of the cross just touched ...
... tance . The second distance was marked by an old cross about a hundred feet off ; and the third distance by the withered branch of a tree , thirty feet from the observer . In the right - hand picture , one arm of the cross just touched ...
Seite 40
... tance , HY , it will form a bright and distinct image , br , of the same size as the object RB . If we remove the lens , and place another in H , whose focus is at y ' , for a distance HY , an image , b'r ' , half of the size of RB ...
... tance , HY , it will form a bright and distinct image , br , of the same size as the object RB . If we remove the lens , and place another in H , whose focus is at y ' , for a distance HY , an image , b'r ' , half of the size of RB ...
Seite 44
... tance from the central point . It is a curious fact , how- ever , that the most distinct point d is the least sensitive to light , and that the sensitiveness increases with the dis- tance from that point . This is proved by the ...
... tance from the central point . It is a curious fact , how- ever , that the most distinct point d is the least sensitive to light , and that the sensitiveness increases with the dis- tance from that point . This is proved by the ...
Seite 51
... tance we can ascertain by placing both our hands upon it , will appear at the greater or less distance at which it is placed by the convergency of the optical axes . We are now prepared to understand generally , how , in binocular ...
... tance we can ascertain by placing both our hands upon it , will appear at the greater or less distance at which it is placed by the convergency of the optical axes . We are now prepared to understand generally , how , in binocular ...
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The Stereoscope: Its History, Theory and Construction Sir David Brewster, Sir Keine Leseprobe verfügbar - 2015 |
The Stereoscope: Its History, Theory, and Construction, with Its Application David Brewster Keine Leseprobe verfügbar - 2019 |
Häufige Begriffe und Wortgruppen
achromatic Aguilonius angle apparent magnitude appear artist beautiful binocular camera binocular centre binocular pictures binocular slides binocular vision Castle chapter colour combined concave concave lens converging the optic convex Daguerreotype diagram different distances dissimilar pictures distinct vision drawing effect exhibit experiment Façade Fcap figures focal length Fribourg Front view frustum Genoa glass History hollow cone illusion instrument inverted LADY landscape left eye lens lenses lenticular stereoscope light look LORD Meiringen monocular nearer object observer obtained optic axes Padua Palace Panorama paper Perspective photograph plane pictures Plates point of sight Pompeii Portrait Post 8vo prism produced pyramid raised cone rays reflecting stereoscope reflexion refracted relief representations retina right eye Rome Rosenlaui Rouen sculpture Second Edition seen shew shewn in Fig side single sitter solid statue stereo stereoscopic vision summit suppose surface taken tance telescope Third Edition united image Venice Vols Wheatstone Woodcuts
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