Optical Requirements of Motion Picture Projection Objectives
In the motion picture industry, as in every other modern industry, the trend in mechanical and technical matters is always towards increased efficiency combined with improvement in quality, and on the present occasion I bring to your notice the results of a comparative study of motion picture projection objectives from the standpoint of their defining properties and the efficiency with which they utilize the light source of the motion picture projector.
- Print ISSN
- 0096-6460
- Published
- 1918-04
- Content type
- Original Research
- DOI
- 10.5594/J18002
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