Nikon NIKKOR 52mm UV Filter L39 in extremely good condition! | eBay
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
Working with Filters | The F6 Project
Nikon L39 UV/Clear filter in jewel case – RecycledPhoto