AppearanceNikon Ai-S Micro NIKKOR 55mm F2.8 55/1:2.8 Nikon AIS Micro Nikkor. Nikon NIKKOR Ai-s 55mm F2.8 Macro. Nikon Ai-S Micro NIKKOR 55mm F2.8. Nikon Ai-s Ais Micro NIKKOR 105mm f/2.8 Micro Macro Lens.
eBay