Single-System Printing Device for Bell & Howell Model J Printer

Robert G. Vance

The Bell & Howell Model ‘J’ printer has been adapted to permit the printing of single-system picture and soundtrack simultaneously, at the same aperture, from the regular single light source, yet allowing conventional light changes without causing variations in soundtrack exposure.

Print ISSN
Published
1955-06
Content type
Original Research
DOI
10.5594/J12160