Lightdow 420-800mm F8.3-16 Super Telephoto Lens Manual Zoom Lens for Canon Nikon Sony Pentax DSLR Camera

Features: This 420-800mm f/8.3-16 Super Telephoto Zoom Lens is and incorporates not only computer optical design, but also the latest optical multi-coating techniques. The process of multi-coating assures virtually flare free photographs even under adverse lighting conditions resulting in crisp, high contrast pictures. 420-800mm f/8.3-16 Manual Telephoto Zoom Lens. Manual Focus Telephoto Zoom Lens to use with DSLR SLR Cameras. Multi Coated low-dispersion glass, anti-reflection coating. Create High Quality Images. Comes with Lens Pouch and Protective Caps. Lens Type: Manual Optical Construction: 4 Elements in 2 Groups Aperture Range: 8.3-16 Focal length: 420-800mm Zoom System: Linear push-pull Mini Focusing Distance: 1.6m / 5.25ft Filter diameter: 67mm Package size: 27 x 8.5 x 8.5cm Package Weight: 850g Adapter Ring: for Canon(A) for Nikon(B) for Sony(C) for Pentax(D) How to use: Put the lens to your camera body with the adapter ring. Set the camera to M model because this is a manual lens,you have to adjust the aperture and focal length to make focus Note:when put the lens to some Ni kon cameras,it will appear:no lens attached ,then you just need to set the camera:Release Shutter without lens ,then you can use the lens to take pictures. Package Included: 1 x Lightdow 420-800mm f/8.3-16 Super Telephoto Lens 1 x Front Cap 1 x Rear Cap 1 x Lens Bag 1 x Adapter Ring Click Here to buy extra Adapter Ring