[Attention Please] In order to provide you with a satisfying experience, please make sure you've READ and UNDERSTAND the below information before purchasing. Please kindly note this Brightin Star camera lens is only used for Mirrorless Camera, NOT for SLR Camera. | [Note] This product is a manual lens without an auto-focus function. And the most important thing is to make sure you've set the "release without lens" mode, or your camera may unable to take pictures or videos. If you need any help about tha contact our customer service team directly. | [Ultra Wide-Angle Fisheye Lens]- Brightin-Star 7.5mm F2.8 has an extraordinary 180° angle of view, and at the same time can minimize picture distortion., such as starry sky, buildings, grasslands, beaches, wilderness, exhibition halls. | [F2.8 Large Aperture]- The Lens with an industry-leading f/2.8 Aperture, creating perfect Bokeh-Effects, while ensuring that more light can still be obtained in night scenes and dim environments. | [Sharp Focus & Soft Out-Of-Focus Image Quality]- The lens structure is 11 elements in 9 group, it can make the picture near the focus point sharp and clear when focusing, while ensuring that the picture outside the focus range is soft. | [Compatible Information] Fit for Sony E-Mount FS7, FS7M2, FS5, FS5M2KA7, A7II, A7R, A7RII, A7S, A7SII, A7III, A7RIII, A7R4, A7S3, A3000, A6500, A6300, A6400, A6000, A5100, A5000, A6600, NEX-3, NEX-3N, NEX-3R, NEX-C3, NEX-F3K, NEX-5K, NEX-5, NEX-6, NEX-7, NEX-5N, NEX-5A, NEX-5T, NEX-5C, NEX-5R. *For Sony A7, A7II, A7R, A7RII, A7S, A7SII, A7III, A7RIII, please switch to APS-C before using. The brand name listed herein are for reference purposes only, Brightin Star is an independent brand.