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Amazon.com : 7artisans EF-NZ Lens Adapter Auto-Focus Lens Speedbooster Converter Ring Compatible for Canon EF/EF-S Lens and Nikon Z-Mount Camera for Z5 Z6 Z7 Z6ll Z7ll Z9 Z30 Z50 ZFC : Electronics
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Amazon.com : Nikon Z7 Full-Frame Mirrorless Interchangeable Lens Camera with 45.7MP Resolution, Body, Black, 1591 with Nikon Mount Adapter FTZ II : Electronics
![How is the performance on the 300mm PF lens with a 1,7x or 2x teleconverter with the nikon D500 or a mirrorless camera like Z7ll or Z6ll? Or is the 500mm PF How is the performance on the 300mm PF lens with a 1,7x or 2x teleconverter with the nikon D500 or a mirrorless camera like Z7ll or Z6ll? Or is the 500mm PF](https://preview.redd.it/b5wiqnxk5qo91.jpg?auto=webp&s=ca76890874b1c8b9644f9c61ff36942add725be8)