Production information
The lens has excellent image quality, and has excellent performance in detail portraying and color reproduction. It uses 6 groups of 6 elements in the optical structure design, equipped with two high-precision aspherical mirrors, eliminating the usual telephoto lens
Pincushion distortion that is prone to appear in the middle, ensuring excellent picture quality. The large aperture design of F1.8, combined with the "Master Follower" function of the YI micro-single, can achieve pleasing portrait photography expression. The focusing system of the lens adopts a stepping motor + screw structure, AF focusing is quiet and quick, focusing boldly, suitable for most shooting scenes. At the same time, this is also a portrait macro two-in-one lens, with the recent 625PX AF focus, the equivalent of the full-frame 0.5X magnification of the macro photography ability, truly realize the functional innovation of one lens and dual purpose.
