DatabaseImagingLensesVintage Photography LensesSummicron-R 50mm ƒ/2 (Version I)Leica Summicron-R 50mm ƒ/2 (Version I) Photography Lens with R-MountLeica · Leica RPrice not listedKey Featuresƒ/2 Maximum ApertureIntroduced in the 1960s+ Compare🔒 Log in to add this to a kit.OverviewSpecificationsThe ArchiveKey GripSpecificationsKey SpecsLens TypeStandardFocal Length50mmPrime/ZoomPrimeFormat CoverageFull FrameLens MountR-MountAperture CategoryFastMaximum Apertureƒ/2AutofocusManual FocusHistoryCountry of OriginWest GermanyDecade Introduced1960sOptical DesignLens CoatingMulti-CoatedLens Mount & MechanicsFocus Ring TypeMechanicalFilter Size49mmFocusMinimum Focus Distance50 cmApertureAuto ExposureNoMinimum Apertureƒ/16Aperture Blades5DimensionsLength9 cmWeightSummicron-R 50mm ƒ/2 (Version I)290 g