Issue 7 (July 1940)
- Journal of the Society of Motion Picture Engineers — Cover InformationOpen access
- Journal of the Society of Motion Picture Engineers — Table of Contents InformationOpen access
- Speed up Your Lens Systems Original Research
- Progress in Projection Lighting Original Research
- Gases from Carbon Arcs and their Effects Original Research
- Audience Noise as a Limitation to the Permissible Volume Range of Dialog in Sound Motion Pictures Original Research
- Partial Deafness and Hearing-Aid Design: I. Characteristics of Hearing Loss in Various Types of Deafness Original Research
- Report of the Studio Lighting Committee Original Research
- Current Literature of Interest to the Motion Picture Engineer Original Research
- New Lenses for Projecting Motion Pictures Original Research
- 1940 Fall Convention: Society of Motion Picture Engineers: Hollywood Roosevelt Hotel Hollywood, California October 21st–25th, Inclusive InformationOpen access
- Society Announcements InformationOpen access