The Sony FE 135mm F1.8 G Master Lens is a large aperture prime that delivers outstanding corner-to-corner resolution even at f1.8, plus exquisite bokeh that is a hallmark of the G Master series. The lens combines rapid autofocus (AF) acquisition with a lightweight, portable design and a variety of professional functions, making it a high-performance tool for professional portrait, wedding and sports photographers.Key Features: Sony FE 135mm f1.8 G Master Lens A Full-Frame F1.8 G Master prime lens with high resolution, bokeh, and AFLightweight design with operability and reliability as expected from professionalsIdeal for studio work / fashion / wedding photography in particularShallow depth of field, perfect for portraits with the combination of 135mm focal length and 11-blade F1.8 maximum apertureFour XD linear motors offer outstanding speed, precision and tracking that is quiet and vibration-freeXA elements and Super ED glass for high resolution throughout the image areaSony Nano AR Coating to eliminate flare and ghostingFocus range limiter switch and other features support professional shooting needs