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FIELD TEST of the uber rare Nikon Reflex Nikkor 1000mm F6.3 super telephoto lens circa 1964 - YouTube
![Oshiro 500mm f/6.3 (with 2X- 1000mm) Telephoto Lens for Nikon F-Mount D6, D5, D4, D850, D810, D800, D780, D750, D610, D600, D500, D7500, D7200, D7100, D5600, D5500, D5300, D5200, D3500, D3400, D3300 - Oshiro 500mm f/6.3 (with 2X- 1000mm) Telephoto Lens for Nikon F-Mount D6, D5, D4, D850, D810, D800, D780, D750, D610, D600, D500, D7500, D7200, D7100, D5600, D5500, D5300, D5200, D3500, D3400, D3300 -](https://i5.walmartimages.com/asr/7b8c1a49-762e-4ed5-9e7b-8489cf58c5fd.8f203e03e81192672eed849480e9907f.jpeg)
Oshiro 500mm f/6.3 (with 2X- 1000mm) Telephoto Lens for Nikon F-Mount D6, D5, D4, D850, D810, D800, D780, D750, D610, D600, D500, D7500, D7200, D7100, D5600, D5500, D5300, D5200, D3500, D3400, D3300 -
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Amazon.com : Opteka 500mm/1000mm f/8 Manual Telephoto Lens for Nikon F-Mount D6, D5, D4, DF, D850, D810, D780, D750, D700, D610, D500, D7500, D7200, D7100, D5600, D5500, D5300, D5200, D3500, D3400, D3300,
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