The Sony Alpha A7R IV is not an artist, but rather a high-end full-frame mirrorless camera designed and manufactured by Sony Corporation. Released in September 2019, the A7R IV is known for its impressive 61-megapixel Exmor R CMOS sensor, exceptional image quality, and advanced autofocus system. It is a popular choice among professional photographers, videographers, and enthusiasts for its high-resolution capabilities, excellent dynamic range, and fast performance. The A7R IV has established itself as a top performer in the mirrorless camera market, offering a versatile tool for capturing high-quality images and videos across various genres, from landscapes to portraits to sports.