mint MINT Nikon Nikkor AI-S 20mm f/2.8 Wide Angle Lens withEF Adapter Written by admin on March 18th, 2024. I’s a fantastic vintage lens, especially for video work. It is in mint condition and comes with a K&F concepts EF AdapterNormal condition. There is NO haze. There is NO internal dust. There is NO fungus. There are NO scratches.