Two New Photographic Recording Instruments, the Sensitograph and the Gammagraph
Two pieces of apparatus for evaluating sensitometric strips are described: the sensitograph for objective measurement of complete sensitometric strips and automatic recording of the density curve, and the gammagraph for use in continuous control of constancy of the gamma value of short strips.
- Print ISSN
- 0097-5834
- Published
- 1934-05
- Content type
- Original Research
- DOI
- 10.5594/J05451
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