Vivitar 40.5mm Variable NDX Filter VIV-VNDX-40.5 B&H Photo Video
40.5mm Uv Filter + Metal Lens Hood Cap For Sony Zv-e10 Zve10 A6600 A6500 A6400 A6300 A6100 A6000 A5100 A5000 With 16-50mm Lens - Camera Filters - AliExpress
Amazon.com : 7 Piece 40.5mm Filter Set Includes 3 PC Filter Kit (UV-CPL-FLD) and 4 PC Close Up Filter Set for Sony Alpha A5000, A5100, A6000, A6300, A6500, NEX-5TL, NEX-6 Camera with
40.5mm Multi-layer HD Camera UV Filter - GiAi Camera Filter Store