7Artisans 50mm AF STM Sony FE Mount Full Frame Camera Lens Large Aperture Linear Adjustable Aperture Ring Detection EXIF Support Firmware Upgrade F1.8

【STM Stepper Motor】Fast and reliable autofocus system, effortlessly create high quality photos and videos Capture amazing moments easily [F1.8 large aperture, 50mm golden focal length] The 50mm focal length faithfully reproduces the perspective of the human eye, making it ideal for capturing attractive portraits with excellent focus image quality and F1. 8 large aperture gives your shots a realistic atmosphere. [Optical structure of 11 elements in 9 groups] Includes 1 ED glass and 2 aspherical/high refractive glasses, achieving excellent distortion and chromatic aberration correction from wide open aperture. [Linearly Adjustable Aperture Ring] The linearly adjustable ring allows you to seamlessly adjust the aperture, making video shooting easier. [Support Face/Eye Detection] Take advantage of the face/eye detection function to capture attractive portraits with accurate autofocus and exposure. [EXIF and firmware upgrade support] Accurately record and save important shooting data. This feature provides shooting convenience and flexibility and improves post-processing workflow. Firmware upgrade allows you to record and save important shooting data accurately. Features and improvements available [Compatible models] Compatible with Sony A7 series: A7, A7R, A7S, A7II, A7RII, A7S II, A9, A7RlII, A7lII, A7RIV, A9 II, A7SIII, A7C, A1; Compatible with Sony FS series: FS5, FS7, FS7M2, FS5M2K [After-sales service] We strive to provide our customers with a good experience. If you encounter any problems during use, please feel free to contact us 7artisans 50mm F1.8 autofocus lens