Some Applications of the Comparison Microscope in the Film Industry
Four adaptations of the comparison microscope are described. One is an instrument for comparing two ¾ × 1 in. pictures. Another is a sound track photometer. The third is an instrument for measuring graininess, and the fourth is for checking film dimensions. The principles of application and methods of use are described.
- Print ISSN
- 0097-5834
- Published
- 1931-02
- Content type
- Original Research
- DOI
- 10.5594/J01523
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