1、Cinematic Resolution: Supports 35mm full frame sensor, 9 group, 13 element optical structure with 2 ASPH, 3 ED and 5 high refractive lenses retains cinematic texture while providing vibrant image texture. 2、114° Ultra Wide Viewing Angle: Covering 35mm sensor, the field of view reaches 114° wide angle, providing a wider field of view, so that the whole picture to increase the sense of space, sense of depth. 3、T2.9 Aperture: It can ensure that it has more light intake in special scenes, and even if the aperture is fully open, the overall performance of anti glare ability is still excellent, which can satisfy a variety of complex environments. 4、Extra Long 270° Focusing Stroke: Stepless focusing gear design, extra long 270° focusing stroke, can be adapted to a variety of focus followers, to ensure accurate focusing during shooting, focus movement is more delicate, in line with the requirements of professionals on the focusing performance. 5、Immersive Picture Experience: A subtle breathing effect that immerses the viewer in the story itself. Consistent picture quality and uniform color balance allows you to switch between different materials and still have a uniform picture performance, reducing the pressure of post processing. 6、Compatible Models: Widely applicable, such as for R, RP, R5, R6 and other camera models with R mount, this lens is perfectly compatible with these cameras.