Top features: – BSI full-frame sensor for brilliant image quality – Shoot in extreme lighting with impressive ISO range – Don’t miss a moment with fast AF and continuous shooting – 4K Ultra HD video at 30 fps for professional quality movies BSI full-frame sensorThe first of its kind, at the heart of the Nikon D850 is a back-side illuminated (BSI) FX-format full-frame CMOS image sensor with 45.7 megapixels and no optical low-pass filter. Thanks to the dense array of pixels, there’s virtually no risk of moiré.Delivering stunning image quality, enhanced light gathering efficiency, and truer colours, the D850 is ideal for professionals and enthusiasts. Fast EXPEED 5 processing means continuous still shooting and recording 4K Ultra HD video is effortless.Shoot in extreme lightingHowever your scene is lit, you can achieve brilliant images thanks to the wide ISO range of 64 – 25600 with an extendable range of 32 – 102400 for more extreme situations. The full ISO range is also available when shooting 4K Ultra HD video.Don’t miss a momentWith the same 153-point AF system as the D5, you can enjoy sensitivity down to -4 EV for shooting in low light conditions. Locked-on subject tracking means you can capture sharp images of fast moving subjects even during high-speed shooting.Delivering fast continuous shooting of up to 7 fps, extendable to 9 fps with the optional Multi-Power Battery Pack (sold separately), you can pick out your best shot.4K Ultra HD videoEnjoy professional quality shooting with 4K Ultra HD video. You can take advantage of the BSI CMOS sensor for clean, sharp video at high ISO and for shooting zero crop factor with full-frame NIKKOR lenses (sold separately).You can shoot slow motion videos at Full HD 1080p to transform dramatic moments into fluid slow-motion sequences, or use the 8K time-lapse function for rendering stunning sequences of up to 9,999 full-size stills.Make sure you’ve got enough memory It is important to have the right memory card for your camera. The memory card will determine how fast an image is saved and how fast an image is uploaded. If you’re shooting high definition videos along with high resolution images then it’s best to invest in a high performance memory card. A high performance memory card will get the best out of your photography, ensuring the best continuous shooting speed and high quality data capture.