Transactions of the Society of Motion Picture Engineers (1925)

Record Details:

Title:
Transactions of the Society of Motion Picture Engineers
Date:
1925
Publisher:
New York : Society of Motion Picture Engineers
Volume:
Transactions of the Society of Motion Picture Engineers (1925)
Leaf #:
000472
Language:
English
Subjects:
motion pictures, Cinematography -- Periodicals
Collection:
Technical Journals
Format:
Periodicals
Contributor:
Library of Congress, MBRS, Moving Image Section
Sponsor:
Library of Congress, Motion Picture, Broadcasting and Recorded Sound Division
Coordinator:
Media History Digital Library
Description:
Preceeded by an unnumbered issue published in 1916 called: Incorporation and by-laws
Date Added:
November 10, 2022
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74 Transactions of S.M.P.E., March 1926 In speaking of the component parts of the high intensity arc the following terminology is usually employed : ''Arc stream" — The violet stream of carbon gas extending from the tip of the negative to within several millimeters of the plane of the crater. Fig. 4. — ^^A high intensity arc in operation. The white circle was drawn in to define the Hmits of useful hght in searchUght practice. "Crater gas" — The light-giving gas contained within and adjacent to the crater on the end of the positive electrode. "Flame" — The jet of gas formed by the combining of the gas streams from the negative and from the crater.