Nikon 24mm f/2.8 AI-S Nikkor Lens Nikon NIKKOR 24mm f/2.8 AIS Wide Angle Manual Focus Lens - Front &amp; Rear Lens Caps - Nikon 5 Year USA Warranty (1 Year International + 4 Year USA Extension) Brand: Nikon MPN: 1416 Lens Series: Nikon AI-S Color: Black