With 2 types lens hood (PETAL and CIRCLE design) to better protect the lens; The circle one can be mounted with M82 filter. Smooth manual focus with precision components including brass barrel. With 20mm focal length and T2.0 large aperture, you can shoot a beautiful background defocusing effect and a high-level works in low light and indoor/outdoor shooting; Due to its deformation characteristics, it can present a fascinating oval focus, more effectively highlight the main body and add a sense of cinematography.
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