Not sure if this is what you are thinking about, but as others have done, I have put a 35mm f1.7 CCTV lens on my M43. If you search here for CCTV you can find examples of shots. Costs about $30 from Amazon or Ebay which is why I thought of it.

Link to item on Amazon: https://www.amazon.com/gp/product/B005FDH1UO