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

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 #:
000714
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:
March 21, 2024
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696 RICHARDSON'S BLUEBOOK OF PROJECTION Stereopticon, Dissolving Two complete stereopticons so joined that the screen image being projected by one may be dissolved or faded out by a picture projected by the other. Stopping Down In projection the act of reducing a lens diameter by means of a mask or its equivalent. Storage Battery A form of battery the elements of which when subjected to the action of electric current undergo certain chemical changes creating a condition enabling them, by chemical action, to produce electric power in proportion to the energy consumed in affecting the change, minus some loss incident to the operation. Such a battery does not "store" electricity. It merely, due to the change above described, has power to produce E.M.F. Stranded Wire An insulated conductor made up of several small copper wires, usually twisted together. Stranded Wire , Asbestos Covered An asbestos insulated conductor made up of fine copper wires, usually either No. 30 or 31, designed for use where temperatures are high andt considerable flexibility is necessary. Synchronism As applied to a.c. generators, the time relation existing between two or more alternators with relation to the pressure waves generated by them. Synchronizing Generators Such regulation of two or more alternators connected in parallel as will cause the pressure waves generated to be identical in frequency, and to be in phase. Synchronous Corresponding exactly in time.