COMPATIBILITY: The Atoll D is compatible with select DSLR cameras. To find out which model you will need for your camera, refer to the compatibility chart in the images. ORIENTATION CHANGE: Quickly change from landscape to portrait orientation with a turn. Tactile indicators at 0°, 90°, and 180° ensure accurate alignment and maintain the center point of your image. TRIPOD MOUNTING: The Atoll has an Arca-Swiss type foot and camera mount plate, along with a 1/4" screw-mount, making it compatible with various tripod heads and capture clip-style accessories. LENS-FRIENDLY DESIGN: The Atoll is attached to the camera via the 1/4" tripod mount and doesn’t contact the lens. This allows you to change lenses while it is mounted quickly and easily. UNOBSTRUCTED ARTICULATING SCREENS: Unlike traditional L-Brackets, the Atoll allows full movement and positioning of cameras with articulating screens, providing uncompromised flexibility.