This is a Samyang lens that comes with a Nikon F mount. It is of the standard type.
From Amazon
SAMYANG MF 35mm T1.5 VDSLR MK2 Nikon F - High Light T1.5 Wide Angle Cine and Video Lens for Nikon F Mount, 35mm Fixed Focal Length, Follow Focus Sprockets Full Format and APS-C, 8K Resolution
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