1、HUMANITY PHOTOGRAPHY: Half frame humanities fixed focus lens with 5 group, 7 element structure, each lens adopts multi layer high transparency coating to improve ghosting and flare, and to enhance the image quality. 2、EXCELLENT IMAGING: For APS C frame, about 37.5mm, angle of view about 68 degrees or so, humanistic perspective, can accommodate more beautiful scenery. Can shoot travel landscapes, environmental portraits and other subjects. 3、MACRO SHOOTING: The closest focusing distance of 0.18 meters, coupled with the large F1.8 aperture, allows you to take a close up of a certain part of the food, thus making the subject more prominent and bringing a stronger visual experience to the viewer. Increase the shutter speed to achieve a safe shutter and compensate for potential jitter caused by slow shutter speeds. 4、F1.8 LARGE APERTURE: The benefits of using a large aperture lens to shoot is to increase the photo of the bokeh background and highlight the main body of the photo can be avoided around the photo of the complex background so that the focus of the photo are concentrated in the main body of the shooting to create a better picture ambience. 5、MATERIAL, APPLICABLE MODELS: Full metal body design, made of aviation grade aluminum, surface anodic oxidation process, beautiful, durable. Compatible with Z mount cameras, such as for Z6 Z7 Z50 and other models.