Nikon Coolpix P520 10x High Definition 2 Element Close-Up (Macro) Lens - 72mm (Includes Filter Adapter Ring - 67mm) + (Stepping Ring 67-72mm)
Close Up Filter Set & Filter Case (+1+2 +4 +10) & Adapter Ring For Nikon P510 P520 P530 B700 B600 P610 P600 Coolpix Camera - Camera Filters - AliExpress
Filter Adapter Ring 62mm Metal Ring For Nikon Coolpix P520 P530 P540 LA-62P520 814733012083 | eBay
Kiwifotos 67MM Lens Filter Adapter Tube Ring convert For NIKON COOLPIX P520 P510 | Wish
Filter Adapter Ring 62mm Metal Ring For Nikon Coolpix P520 P530 P540 LA-62P520 814733012083 | eBay
Close Up Filter Set & Filter Case (+1+2 +4 +10) & Adapter Ring For Nikon P510 P520 P530 B700 B600 P610 P600 Coolpix Camera - Camera Filters - AliExpress
Price history & Review on Lens Hood / Cap / Adapter ring / cleaning pen / Air Blower Pump for Nikon CoolPix B700 P610 P600 P530 P520 P510 Digital Camera | AliExpress