Nikon 35mm f/1.8G AF-S DX Lens for Nikon Digital SLR Cameras for $139.99 shipped.  Here is a screenshot for reference.  This is a fast f/1.8 prime NIKKOR lens and is engineered for Nikon DX-format digital SLRs.  It features aspherical lens element to minimize lens aberrations.  Most places have it for about $176.