World's fastest lens

This unknown lens comes to light.

quote:

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Originally posted by Luiz Paracampo

This unknown lens comes to light.

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Also has been:
Iskra-3: 0.65/72 11,5 deg., 1957 year design
"ZL" ("zerkal'no-linzovyj" -- catadioptric lens): 0.85/55 13 deg. 40 ', 1950 year
"ZL": 0.85/55 14 deg., 1952 year
OF-18a: 0.9/100 18 deg., 1936 year
Rekord-4: 0.9/45 45 deg., 1967, serial production in 1971 year
Rekord-5: 0.9/36 45 deg., 1967 year
Takhon: 0.95/52 17 deg., 1937 year

Dear Zoom
Stay quiet I will post all these lenses...and more...