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• To record the history of the large format movies and the 70mm cinemas as remembered by the people who worked with the films. Both during making and during running the films in projection rooms and as the audience, looking at the curved screen.
in70mm.com, a unique internet based magazine, with articles about 70mm cinemas, 70mm people, 70mm films, 70mm sound, 70mm film credits, 70mm history and 70mm technology. Readers and fans of 70mm are always welcome to contribute.

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The people who developed the Todd-AO process

Read more at
in70mm.com
The 70mm Newsletter
Collected by: Thomas HauerslevDate: 01.07.2008
Name Job
  
Henry Cole65mm camera construction and mechanical printing mechanisms. Has worked for Reichert Fiber Optics.
 
Harry CrandonChemical Printing Engineer.
 
Ian CrawfordMechanical Printing Mechanism.
 
John DavisManager of optical Computing Facility and DP70.
 
Dr. John G FrayneWestrex, developed the six-track magnetic recording system for Todd-AO.
 
Hobart FrenchFound old 65mm Ernemann projectors at Paramount Pictures.
 
George GranitsasChief metallurgist. Todd-AO Screen
 
Fred S Heynes(Formerly of Westrex) developed Todd-AO orthosonic sound system for the Todd-AO corporation.
 
Will HicksTodd-AO screen.
 
Professor Robert E (Hoppy) HopkinsBrian O’Brien from the Institute of Optics recruited him and 150 research specialists and engineer associates at University of Rochester. Robert E Hopkins developed the basic wide-angle camera lens. Consultant to American Optical Company. Generally in charge of development of lens design.

Robert E. Hopkins, Inventor of Todd-AO Lens that Ushered in 70mm Wide-Screen Movies, dies at 94
 
Arthur KavanaughPrinter illumination optics. Special printer.
 
Jan J KotteBuilt the DP70 at Philips ELA plant in Einhoven, Holland.
 
Edward W MoonTodd-AO screen.
 
Dr. Brian O'Brien(20.12.1898-01.07.1992) Dean of Rochester school of optics. Director of the Institute of Optics of the University of Rochester (built in 1930 by Dr O'Brien). Had agreed to join American Optical company as Vice President of Research and development in November 1952. In charge of development of Todd-AO process.
 
Brian O'Brien, Jr.65mm camera and generally in charge of planning etc.
 
William (Bill) E PeckGeneral Manager of Motion Picture Division of American Optical, Southbridge, Massachusetts. Developed the DP70 with Jan J Kotte.
 
Norman PowersPrinting.
 
Schuler A SandfordTodd-AO technician on "Oklahoma!"
 
Dr. Walter (Walt) P SiegmundPh.D. Graduate student of Brian O'Brien. He came along as a witness the night Brian O'Brien and Michael Todd first met in a bar across Rochester airport. Special printer, screen, lenses etc.

Walter Siegmund Interview
 
Larry SimonsDP70 Sprockets and instrumentation.
 
Walter StewartPresident of American Optical company in Southbridge in 1952.
 
Richard Walters128° lens design.
 
Donald Whitney
 
Henry WoodbridgeVice president of AO in 1952.
 
Colin YatesHead of the Precision Optical Shop in the research division. 128’ lens.
 
  
  
More in 70mm reading:

Todd-AO
The Todd-AO Projector


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Updated 16-07-18