سؤال بخصوص عدسةPhoenix 500mm f/8 ماهي استخدامات هده العدسة Amazon.com: Phoenix 500mm f/8 Telephoto Lens with Mount for Nikon D3100, D3200, D5100, D7000, D700, D800, D4 Digital SLR Cameras: PHOENIX: Camera & Photo Amazon.com: Phoenix 500mm f/8 Telephoto Lens with Mount for Nikon D3100, D3200, D5100, D7000, D700, D800, D4 Digital SLR Cameras: PHOENIX: Camera & Photo