Patents: Tamron 300mm f/2.8, 400mm f/4, 500mm f/4 Lenses


Tamron has filed several new super telephoto prime lenses in Japan. These lens patents are Tamron 300mm f/2.8 Lens, Tamron 400mm f/4 Lens, Tamron 500mm f/4 Lens. According to patents, these lenses will be available for Nikon F-mount. The price for these super telephoto prime lenses will be cheaper than Nikon versions.

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