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Opteka 420-800mm f/8.3 HD Telephoto Zoom Lens for Nikon D4s D4 D3x Df D810 D800 D750 D610 D600
Product Description :
Newly improved 2014 manual focus digitally-optimized telephoto zoom lens
Super zoom 420-800mm focal length
HD super multicoated glass optics for the sharper images
4 Elements in 2 groups
Rotating tripod mount
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