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Polishing lenses at Wetzlar, 1937
Along a row of polishing machines, a worker in a smock lifts and sets weighted spindles onto rotating pads, his hands moving from one station to the next; bowls of polishing slurry stand in front. Leitz ground and polished its own lenses, computed by the mathematician Max Berek, who designed the Elmar lens with which the Leica came onto the market.
- Period
- c. June 26, 1937–October 8, 1937
- Credit
- Julien BryanLibrary of CongressDigitalisierung und Bearbeitung: © zb Media GmbH
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Keywords
Specifications
- Clip name
- HFE027409
- Length
- 0' 11"
- Aspect Ratio
- 0:1
- Frames per Second
- 24 fps
- Chroma Subsampling
- yuv422p10le
- Resolution
- 1920 × 1080
- Format
- MOV
- File Size
- 261,790,681 bytes