Compare Nikon AF-S DX NIKKOR 35mm f 1.8G Lens Refurbished by Nikon USA vs Nikon AF NIKKOR 50mm f 1.8D Lens vs Nikon AF-S NIKKOR 50mm f 1.8G Lens Refurbished by Nikon USA vs Nikon AF-S DX NIKKOR 35mm f 1.8G Lens