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Focal length: 15 mm (KB: 30 mm) Light intensity: F1.7 Leica DC with high-quality nano surface coating Compact lens construction: 9 elements in 7 groups (3 asph. lenses) Internal focusing system with stepping motor for quiet and fast focusing
Focal length: 15 mm (KB: 30 mm) Light intensity: F1.7 Leica DC with high-quality nano surface coating Compact lens construction: 9 elements in 7 groups (3 asph. lenses) Internal focusing system with stepping motor for quiet and fast focusing