• 1. [F Lens for Nikkor Manual Adjustment Description] This lens is a full manual lens with no electronic contacts, and the camera cannot detect the lens after attachment, so it will show "not attached" so tips for using manual lenses: Set the mode dial to manual (M) and the error message "lens not fit" will disappear • 2️ For Nikon Zoom Lenses: 420-800 mm f/8.3-16 for Nikon Manual Zoom Lens Compatible with Nikon D850, D810, D810A, D800, D800E, D780, D750, D700, D610, D600, D500 300 D 300S D200 D100; D7500 D7200 D7100 D7000 D5600 D5500 D5300 D5200 D5100 D500 D3500 D3400 D3300 D32 00 D3 100 D3000 D90 D80 D70 D70S D60 D50 D40X D40; D6 D5 D4S D4 D3S D3X D3 D2XS D2X D2H D1X D1H D1 etc • 3. (Metallic Luxury) The metal body provides a delicate texture and durability. High quality optical glass lens, high transmittance, clear image quality. Multi-layer low-dispersion glass, non-reflective coating, mirror surface has undergone oxidation treatment, to prevent the lacquer from falling off and wear resistant • 4. Warm Tip: 16.5 - 31.5 inches (420 - 800 mm) for nikkor lens, the lens does not display aperture value, and does not have auto focus or image shake correction. Slight image shake will have a significant impact on image quality. We recommend using a tripod at the same time to stabilize the image. This manual lens is for the buyer with experience in shooting, not suitable for beginners • 5️【Wide Application & Parts】This super telephoto zoom lens is perfect for wildlife and nature photography, such as wildbirds, wildlife, landscapes, and small distant subjects like airplanes. Not suitable for sports photography. Package Includes: Lens, Japanese manual, Lens cleaning cloth, connecting ring, packing bag