International Review of Educational Cinematography (Jul-Dec 1929)

Page scan 000289 from International Review of Educational Cinematography

Record Details:

Title:
International Review of Educational Cinematography
Date:
Jul-Dec 1929
Publisher:
International Educational Cinematographic Institute
Volume:
International Review of Educational Cinematography (Jul-Dec 1929)
Leaf #:
000289
Language:
English
Collection:
Non-Theatrical Film
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:
Date Added:
September 12, 2024
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The diagram shows only one knob of the shutter placed in the cylindrical attachment to the machine. By pulling this out and turning it, the aperture may be regulated according to a graduated scale varying from 120 to 230 degrees. 'i^^'p^^^A ' x [ Fig. 4 The machine is also provided with two screws, one at the base and one on the cover, for fixing to an ordinary stand or on a Busch illuminant. The Illuminant. Figures 5 and 6 show the two forms of this apparatus for filming surgical operations. Figure 5 shows the fixed apparatus invented by Prof. Klapp 275 —