The D850 is Nikon's best video camera yet, but it's not ideal for beginners

What's it like to use D850 as a video camera? Despite there being a mirror between the sensor and the thing you're trying to film, the D850 is a pretty capable video camera SLRs weren't really designed for video but, thanks to the pioneering work of the Canon 5D Mark II, it's increasingly expected to be a feature they offer. Nikon has struggled more than its big rival in this respect, not helped by a reliance on contrast detect AF and a lens mount designed around the assumption that you'd never ...