Nikon AF-S NIKKOR 50mm f/1.8 Lens: * Focal length: 50mm * Maximum reproduction ratio: 15x * Aperture range: f/1.8 to 16 * Minimum focus distance: 1.48" * Filter size: 58mm * 7 elements in 6 groups * Viewing angle: 31 degrees to 47 degrees * Nikon 50mm f1.8 AF-S lens is compatible with Nikon cameras