https://www.dxomark.com/Lenses/Mitakon/Mitakon-42-5mm-F12-Micro-43---Measurements
Mitakon 42.5mm f/1.2 Micro 4/3 - DXOMARK
f 1 2micro 4 3mitakon425mm
https://www.digitalcameraworld.com/news/mitakon-zhongyi-speedmaster-17mm-f095-officially-announced
Mitakon Zhongyi Speedmaster 17mm f/0.95 lens officially announced | Digital Camera World
Sep 16, 2020 - New MFT-mount Mitakon Zhongyi Speedmaster 17mm f/0.95 combines a wide focal length with great low light capabilities
mitakon zhongyi speedmaster