Nikon NIKKOR 52mm UV Filter L39 in extremely good condition! | eBay
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Nikon 72mm L39 UV Filter Used 35mm SLR Film DSLR Digital | eBay
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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
Nikon 52mm UV Filter L39 w/Pot in extremely good condition! | eBay