UPC 814578023114

• 650-1300mm f/8 manual focus telephoto lens compatible with full-frame sensors as well as APS-C sensors
• 8 Lens elements in 5 groups, low-dispersion multi-coated HD optical glass to reduce flare
• 2x Teleconverter doubles maximum focus distance to 2600mm
• Built-in tripod collar for improved lens balance
• Kit includes 650-1300mm lens, 2x doubler, t-mount, case, front and rear caps, 10 year warranty, cleaning kit

This is a manual lens. It works on both "full frame" cameras as well as the "APS-C" style digital SLR cameras. You can only use the lens in "M" manual exposure mode or "A" aperture-priority mode. The Opteka 650-1300mm high definition manual focus super telephoto zoom lens is perfect for the professional and amateur photographer alike. 8 Lens elements in 5 groups of low-dispersion multi-coated HD optical glass helps to reduce chromatic aberrations for sharper image quality. Using a 2x teleconverter with a 650-1300mm lens will effectively increase the focal length to 1300-2600mm. A lens set to f/8 will now be f/16. 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. Bright sunlight and a sturdy tripod is recommend when using this lens. Specifications, Zoom Type: Push/Pull , Focus Modes: Manual Focus, Minimum Focus Distance: 16' , Angle of View: 3.8 to 2 Degrees, Aperture: f/8-16, Filter Size: 95mm, Max Diameter: 4.1" , Length: 18.5" , Weight: 4.4 lb , Opteka 2x Teleconverter, Will multiply the focal length of your lens by 2, effectively increase the focal length to 1300-2600mm and will cut back the amount of light by two f/stops. This all metal adapter is equipped with multicoated glass optics. Opteka 10 Piece Lens and Camera Cleaning Kit, A cleaning kit is a staple for anyone who owns or uses a camera. Perfect for lenses, LCD panels and camera bodies, this kit includes everything you will ever need to keep your camera equipment in pristine operating condition ready to take the crystal clear images you're shooting for.