4k action camera sport camera series nikon keymission total resolution 1271 megapixel effective resolution video 83 megapixel sensor type cmos video 4k full hd hd framerate 4k 25 fps 30 fps framerate full hd 120p 60p 30p 50p 25p lens nikkor lens type wide angle focal length 24 mm video focal length 35mm equivalent 15 mm photo focal length 35mm equivalent 15 mm lens speed 28 closest focusing distance 40 cm field of view 170 im