A Photoelectric Lens Bench
- 1 June 1947
- journal article
- Published by Optica Publishing Group in Journal of the Optical Society of America
- Vol. 37 (6) , 472
- https://doi.org/10.1364/josa.37.000472
Abstract
A photo-multiplier tube and a cathode-ray oscilloscope have been incorporated in lens testing apparatus to provide a visual trace representing the spatial distribution of energy in the image formed by the lens under test.Keywords
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