Amazon.com : JJC L39 1.9mm Ultra Slim Multi-Coated UV Filter for Sony RX100 V RX100 VI RX100 VII and Canon G7X Mark II G7X Mark III, 19 Layers MC Coated, 99.5% 9HD
CONTAX 46mm L39 UV MC Filter for Contax G1 and G2 Great - Etsy
Working with Filters | The F6 Project
Nikon L39 UV/Clear filter in jewel case – RecycledPhoto
L39 Leica Visoflex Screw Mount Lens to Nikon F Mount SLR Camera Body Adapter – Fotodiox, Inc. USA