Agfa motion picture topics (Apr 1937-June 1940)

Record Details:

Title:
Agfa motion picture topics
Date:
Apr 1937-June 1940
Publisher:
Hollywood : C. King Charney, Inc.
Volume:
Agfa motion picture topics (Apr 1937-June 1940)
Leaf #:
000101
Language:
English
Collection:
Technical Journals and Hollywood Studio System
Format:
Periodicals
Contributor:
Media History Digital Library
Sponsor:
Media History Digital Library
Coordinator:
Media History Digital Library
Description:
Date Added:
November 02, 2023
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OCTOBER Photographed by Allison A. Perrin of confusion .001 inch in diameter; in most 35mm. motion picture work, the permissible circle of confusion is assumed to be .002 inch. The formula for determining the hyperfocal point is: H = P f x C In other words, the hyperfocal distance equals the focal length of the lens multiplied by itself and divided by the product of multiplying the f-stop by the circle of confusion. It will be observed that two of these factors — focal length Page Eleven