TTArtisan 50mm F1.4 ASPH Full Fame Large Aperture for Leica M Focal Length:50mm An included safety cable should

An included safety cable should be used to hang the power adapter on the light stand

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Filter Size: 77 mm (Front)

Key features:

With 8 power levels (ranging from1/128 to full power)and high-speed stroboscopic modes

TTArtisan 50mm F1.4 ASPH Full Fame Large Aperture for Leica M Focal Length:50mm An included safety cable shouldOnly suitable for mirrorless cameras, not suitable for DSLR cameras. Key Features Leica M Mount Lens Aperture Range: f 1. 4 to f 16 One Double Sided Aspherical Element One Abnormal partial dispersion Element, Eight HR Elements Good Quality Even At The Edge 50mm f1. 4 lens adopts the optical structure of 10 elements in 8 groups, including one aspherical element and eight high refractive index elements, help to suppress distortion and spherical