IMPORTANT NOTES MANUAL LENS USE TIP This is a FULL MANUAL LENS---No Electric Contacts---No Auto Focus and Don't display aperture values ( F00 ), including the F-number, and requires you to manually focus.When lens attached, camera must be set M (manual) mode to make it works. Sometimes manual lenses are more maneuverable and creative than automatic lenses, and manual lenses do require continuous practice to achieve the desired effect, which is also a necessary skill for photographers Manual Focus SLR Camera Lenses Use Steps on JINTU Manual Lens Set the camera to M (Manual) ModeLock the LOCK--OPEN ring on the lens BodyFocus ManuallyTry to Shoot a sample PhotoAdjust the shutter Speed to get good picture quality((if the picture is too dark, set a slower shutter speed, such as 1/250S, 1/200S, 1/150S... until normal;) If The picture is too bright, set a faster shutter speed, such as 1/250S, 1/500S, 1/800S Until normal) JINTU 420-800mm Super HD Telephoto Zoom Lenses, Long Range Lens Focal length: 420-800mm, Aperture range: f8.3-16Minimum focal length: 1.6m to 5.25ftFilter diameter: 67mm, Mini Focus Distance: 4.92ft, Zoom System: Linear Push-Pull, Package size: 27 * 9 * 9cm / 10.6 * 3.5 * 3.5in, Package weight: 1.9LBDesigned for both professionals and novices alikeLong distance telephoto lens . perfect for small or distant subjects, ranging from birds and wildlife, through sports, to aircraft and the like.Users can mount the lens on all types of digital reflex cameras through the universal T-mount. Free T mount adapter Compatible with Canon EF, EF-S SLR cameras.T2-EOS T mount Adapter Compatible with Canon DSLR with EF/EF-S Mount EOS Rebel T1i, T2i, T3, T3i, T4i, T5, T5i, T6, T6i, T6s, T7, T7i, T7s, T8i, SL1, SL2, SL3, 60D, 70D, 77D, 80D, 90D, 50D, 40D, 30D, 5D, 1D, 5D III, 5D IV, 5Ds, 6D, 6D Mark II, 7D, 7D Mark II Digital SLR Cameras420-800mm Telephoto Zoom Lens can be use with Canon Nikon Sony Pentax DSLR/SLR/Mirrorless Cameras, different camera use different T mount adapter, other adapter can buy from our store.. Widely Compatible with Canon Nikon Sony DSLR/SLR/Mirrorless Cameras UMC-- Ultra Multi Coating Optical lenses glass imported from Japan, Adopts multi-coated technology to reduce flare and ghost to get vivid color and clear images. Universal 1/4 Mounting The base with 1/4 screw down the lens makes wide application on tripod and monopod, also can use a remote and tripod to keep picture stable. Adjustable Zoom Range Adjustable from 420mm to 800mm focal range with lock system, set your desired focal length easily. Package Contents 1x JINTU 420-800mm Telephoto Lens, 1x Front Cap 1x Rear Cap, 1x T2-EOS Adapter Ring for canon, 1x Leather Lens Bag Elementary Tools for Astrophotography Use JINTU 420-800mm telephoto Lens with a Canon or Nikon cameras to take your perfect moon photo in a lower cost effective way. Sample Photos From Buyer Wildlife Photography Picture Bird Photo Q: Why does my camera say "Lens not attached" or unrecognized ? A: This is a full manual focus lens, no electric contacts, your camera will not detect the lens when mounted, pls switch camera to M mode to work. Why I can't press the shutter button when lens mounted ? Normally switch your camera to M mode will solve this issue, for some cameras, you need to setting "Release W/O Lens " to Enable on camera menu to make lens work. Why does my picture out of focus and very blurry ? Pls rotate the focus ring on the front body of the lens until the subject is in focus , and focus with live-view to achieve accurate focus. Recommend use with a tripod and remote to keep image stable avoid blurry.
