Sensitivity Tests with an Ultra-Speed Negative Film
The sensitivity of Ultra-Speed Panchromatic negative film is discussed in comparison to the speed of Superpan Negative film. A variety of testing methods, employing sensitometers miniature still cameras, motion picture cameras, and different positive printing devices, are used in the determinations.
- Print ISSN
- 0097-5834
- Published
- 1938-05
- Content type
- Original Research
- DOI
- 10.5594/J16578
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