Rare CKBK "Ekran" OKC10-100-1 lens 100 mm f1,4(T1.6) Cine lens block only for 23x52 mm framm size. Minor cleaning marks on the front lens. No fungus. No oil or rust on blades! _ if you have a Soviet SUPERSPEED S35 series lens, and you want to add 100 mm - there is no alternative to focus 100 mm SUPERSPEED.
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