Shutter speed can make the difference between capturing an iconic image and missing an once-in-a-lifetime opportunity. The NX20's 1/8000 shutter speed gives you the flexibility to shoot like the pros - at varying speeds and light exposures. The NX20's shutter even automatically adjusts itself as it senses environmental factors such as temperature and camera direction. And the electronically controlled focal-plane shutter reduces exposure errors.The NX20's high speed capture capabilities let you catch fleeting moments and fast-moving objects without requiring a separate sensor module. The NX system features an ultra-high-speed auto focus that can rival that of almost any system camera. Its advanced algorithm delivers faster and more accurate auto focus. The NX20 can shoot at 8 frames per second for better continuous shooting, and shutter lag has been reduced to just 40 ms.Built with 1080 30p Full HD movie recording capabilities, the NX20 transforms shooting video with a still camera into an art form. Choose from a wide range of viewing angles and zoom with confidence. The mirrorless CMOS image sensor offers precise auto focus even while you shoot. For a truly cinematic experience, the NX system has been fitted with a lens exclusively for Full HD video.