Product DescriptionDescription:The 420-800mm high definition super telephoto zoom lens is perfect for the professional and amateur photographer alike. There is a built-in, rotating tripod mount for easily attaching to your tripod or monopod.It's an extremely powerful telephoto zoom lens with the versatility that you need. This lens is great for the wildlife or nature photographer who wants to be hidden while taking photos of the subject. Advances in ultra high-index / low-dispersion optical glasses, new barrel materials, and exotic anti-reflection coatings, along with the latest in computer-aided-design / computer-aided-manufacturing), are combined to produce lenses of unprecedented quality.High quality aluminum alloy body, optical glass multi-layer MC coating film.Diamond-cut from crystal-clear, water-white optical glass, lenses are ground and polished to a precision.Manual Focus Lens: This lens has preset f-stops that correspond with the focal length at which you are shooting. An index for distance and diaphragm scale is inscribed on the lens barrel to coordinate focal length and aperture. Specifications: Focus Mode: Manual FocusFocal Length: 420-800mm Zoom LensZoom System: Linear push-pullFocusing: Manual Helical (rotary) operation ( Not AF compatiable )Optical Construction: 4 Elements in 2 GroupsMinimum Focus Distance: 1.6 meter(5.25Feet) from front lens elementAperture: f/8.3-16Front Filter Size: 67mmLength: 8.75" (11.85" at full zoom)Net Weight: 24.16 oz (685 g)Comes with T Mount adapter to fit all Canon EOS EF mount DSLR Cameras. Package includes: 420-800mm f/8.3-16 Telephoto Lens x 1T mount to Cann EOS EF mount lens adapter x 1Front Lens cap x 1Rear Lens cap x 1Carry Case x 1.On Feb 6, 2026 at 21:36:23 PST, seller added the following information: