Super 500mm/1000mm f/8 Manual Telephoto Lens for Sony a9, a7r, a7s, a7, a6500, a6300, a6000, a5100, a5000, a3000, NEX-7, NEX-6, NEX-5T, NEX-5N, NEX-5R, 3N and Other E-Mount Digital Mirrorless Cameras Super 500mm achromatic refractor telephoto lens 2x Teleconverter doubles the power of your lens to 1000mm. High index, low-dispersion multi-coated HD optical glass to reduce flare Built-in tripod collar for improved lens Balance Kit includes 500mm super telephoto preset lens, 2x doubler, t-mount, UV filter, lens hood, cleaning pen, dust blower, Opteka microfiber cleaning cloth