【Product Name/Model Name】 This is a large-aperture super-telephoto zoom lens that appears to be for a Nikon mount. The barrel is engraved with "100-500mm," indicating specifications suitable for sports photography, birdwatching, and capturing distant landscapes. It features a solid metal barrel and a large tripod collar, characteristic of the robust construction found in old lenses. 【Main Product Specifications】 - Focal Length: 100-500mm - Filter Diameter: 72mm - Country of Origin: Japan (MADE IN JAPAN) - Mount: Nikon F-mount shape (inferred from shape) - Other: Rotating tripod collar, built-in hood 【Operation/Condition】 Zoom ring and focus ring rotation confirmed. Please note that there is stickiness on the rubber parts due to age. *Please check the detailed condition in the posted photos. Please confirm the condition in the photos. Please also confirm the accessories in the photos. 【Accessories】 - Lens body - Tripod collar (attached to the body) - Front cap (Nikon) - Rear cap - Protective filter (MARUMI 72mm MC-1B) #Nikon #TelephotoLens #ZoomLens #OldLens #100-500mm #Junk BoxB Number 5301 Size: Nikon F Mount