F. H. Richardson's bluebook of projection (1935)

Page scan 000696 from F. H. Richardson's bluebook of projection

Record Details:

Title:
F. H. Richardson's bluebook of projection
Date:
1935
Publisher:
New York : Quigley Publishing Company, Inc.
Volume:
F. H. Richardson's bluebook of projection
Leaf #:
000696
Language:
English
Subjects:
Motion Pictures, Motion Picture Technology
Collection:
Books
Format:
Books
Contributor:
Media History Digital Library
Sponsor:
{"Media History Digital Library","Jeff Joseph"}
Coordinator:
Media History Digital Library
Description:
Date Added:
August 01, 2024
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678 RICHARDSON'S BLUEBOOK OF PROJECTION having compression contact with copper clips at the other, such contact completing a circuit. Lamphouse Metal housing by which the projector light source is enclosed. Leader A suitable length of preferably opaque film attached to each reel of film ahead of its title to permit threading the projector without making use of either title or subject matter. The standard release print constitutes the leader in present practice. Lens Port Opening in projection room front wall through which light from the projection lens passes. Loop In projection, the curves of slack film by means of which the film between them is enabled to move intermittently whereas film above and below it runs continuously. The upper loop is between the upper sprocket and aperture plate; the lower loop between the intermittent sprocket and lower sprocket. Mains Term commonly used to designate the principle distributing circuits of an electric system, as, for example, the street mains. Mat, Slide A paper mat that outlines or borders the photograph on a stereopticon slide. Magazine Metal compartments of a projector in which the reels of film are enclosed during the process of projection. Magazine Valve Fire Trap A device having two metal rollers located close to