Panasonic Lumix S1R and S1 full frame mirrorless cameras – Here's the details Panasonic, today detailed its first full-frame mirrorless cameras, the Lumix S1R and S1. Built around the Leica L-mount, the cameras are a shift for Panasonic, which also produces Micro Four Thirds mirrorless cameras. The S1R, offers landscape and studio photographers a solution for ultra-high-resolution photography, with a 187-megapixel high res shot mode. the S1, should appeal to a broad range of users with a 24MP sensor, and 4:2:2 10-bit video. The S1 can hold its own when it comes to high-resolution photography. the high-resolution mode, which combines eight exposures into one, its 24MP sensor can create a sizable 96MP image, the S1R uses the same system, but starts with a 47MP sensor