Leica has followed up the Leica Q it launched this summer with a compact full-frame mirrorless camera, one aimed at the professional market. The Leica SL boasts a 24-megapixel CMOS sensor paired with the Maestro II processor and 2GB of buffer memory, allowing it to have a maximum ISO of 50,000, a burst mode of 11 frames per second at full resolution, 30fps burst at a 4K resolution, and the ability to record 4K video.