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: 890g/ 2lbs 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