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Excerpt from Journal of the Society of Motion Picture and Television Engineers, Vol. 57: This Issue in Two Parts; Part I, December 1951 Journal; Part II, Index to Vol; 57; July-December 1951 Discussed is the use of a high-speed camera as a tool in the Company's Engi neering Division. Motion of fast moving parts is easily plotted by the use of a special timing disc graduated to sec. Through the use of negative film, film can be processed for study within two hours. The design and proving of the light, fast-moving parts in business machine mechanisms has been a difficult and time-consuming job. Advances in this field, while continuous, have been obtained only at a high cost in time and labor. ...
Excerpt from Journal of the Society of Motion Picture and Television Engineers, 1950, Vol. 54 The treatment covers several of the parameters, but it cannot pre sume to solve completely the problem Of tolerances. It constitutes merely a first order attack on the major quantities involved. The discussion is divided into three parts: (1) factors involving the granular appearance of the random noise; (2) factors involving the perception of adjacent differences in luminance; and (3) factors involving the translation of Signal voltages into image luminances. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book ...