The Zhong-Yi Mitakon Speedmaster T1 Micro 4/3 Kit includes three ultra fast prime lenses with full manual control, ideal for dreamy, creative cinematography. The Speedmaster T1 Kit lenses come in a native Micro 4/3 mount. Distinguished by their impressive T1 (f/0.95) maximum aperture, these lens excels in low-light situations and affords impressive control over depth of field.
Technical Specifications for ZY Optics Mitakon Speedmaster M4/3 Set
This set contains multiple lenses.
You can find their tech specs listen on their product pages here.