Manual Zoom Super Telephoto Lens: 500mm focal length and F/8.0-32 aperture range retain a full range of exposure and depth of field settings, perfect for nature, sports events and landscape photography. Multi-coated Lens: HD multi-coated optic glass and 4 elements in 4 groups lens construction provide crisp, high contrast and flare free images of distant subjects. Tripod Mount: The rotatable tripod mount with 1/4 inch screw hole enables you to install the telephoto lens to tripod for more stable and more convenient shooting, and provides optimal balance. Specifications: Focal length: 500mm Aperture Range: F 8.0,11,16,22,32 Angle of View: 5° Filter Size: 67mm Optical Construction: 4 Elements/4 Groups Minimum Focusing Distance: 33ft(10m) Length: 298mm/11.75in Item Weight: 640g/ 1.4lbs Package Size: 37.5 * 9 * 9cm/ 14.8 * 3.5 * 3.5in Package Weight: 960g/ 2.1lbs Note: This is a MANUAL lens, no electronic contacts, that,s why your camera will not recognize the lens. It requires full manual settings on camera , lens body. Please switch to MF MODE in order to use this lens correctly. Package List: 1 * Telephoto Lens with Lens Caps 1 * Carry Bag 1 * Adapter Ring