• HIGH COMPATIBILITY: This cine lens is compatible with Sigma FP FP L, S1 S1R S1H S5, Leica SL SL1 SL2 L-mount cameras. Please check your model before use • T2.0 Large Aperture: Max T2.0, Min. T16 constant aperture, the light output is always constant, takes bright pictures in low light environment, 10 aperture blades create a soft beauty with bokeh taste and natural focus transitions, the image is clear and not hard • CONTROL BREATHING EFFECT: This lens can control the breathing effect when focusing and stabilizing the image even when refocus is blurred. Uniform gear position and front ball diameter, no need to adjust the position or accessories after replacing the lens • Uniform Color Balance: The color balance of the lenses throughout the series is uniform, reducing the stress of post-processing after replacing lenses or switching between different materials • 270 Degree Focusing Stroke: Stepless focusing gear design, 270 degree focusing stroke adapts to a variety of follow focus devices, the precise focus and focus movement of the shooting process is more delicate and meet the requirements of the focus performance professionals