The Zeiss Compact Prime CP.2 15mm is a cine prime lens designed for filmmaking and video production applications. It provides full coverage of full frame 24 x 36 sensors and is 4K compatible. The CP.2 15 is designed to shoot wide angles in tight spaces and does so very effectively. The 15mm is a great tool for shooting architectural settings in confined spaces, as it accurately captures horizontal and vertical lines and delivers natural looks.