Third Dimension Movies And E X P A N D E D Screen (1953)

Page scan 00031 from Third Dimension Movies And E X P A N D E D Screen

Record Details:

Title:
Third Dimension Movies And E X P A N D E D Screen
Date:
1953
Publisher:
Cameron Publishing Company
Volume:
Third Dimension Movies And E X P A N D E D Screen
Leaf #:
00031
Language:
English
Collection:
Books
Format:
Books
Contributor:
Universal Digital Library
Coordinator:
Media History Digital Library
Description:
Date Added:
July 19, 2022
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VISION An elementary knowledge of the fundamentals of human vision, the action of light, and the con struction and action of lenses is necessary for an un derstanding of three-dimension pictures, and also the expanded screen as proposed by 20th Century Fox. Let us suppose a photograph of a human face and head, with its face and eyes directed straight in front so as to look directly at the speaker. Let a straight line be drawn through the tip of the nose, and half way between the eyes, which we will call the middle line. On each side of this middle line there will be the same breadth of head, of cheek and of neck, and each iris will be in the middle of the whole of the eye. If we now go to one side, the apparent horizontal breadth of every part of the head and face will be diminished equally; and at that position, however oblique, there will be the same breadth of face on each side of the middle line,, and the iris will be in the center of the eyeball, so that the photograph pre serves all the characteristics of a figure looking at the spectator, and must necessarily do so wherever the spectator stands to view the photograph. Now, in the case of a real man, or any living object, one can generally tell in what direction the glance is directed by the appearance of the "whites" of the eyes. In a person looking straight ahead at any thing, the pupil occupies the center of the eye, and if