The RF 16mm F2.8 STM is the ultimate affordable EOS R-series ultra wide-angle lens for vlogging. filmmaking. travel and more. For crisp. clear wide views this lightweight and super compact full frame 16mm lens will transform your images and videos. inspiring creativity at every opportunity – from landscape and architecture photography to environmental portraits and even astrophotography. Thanks to the advantages of the RF mount. this is a beautifully compact. lightweight optic with high performance. perfect for Canon’s full frame EOS R-series cameras. The focus ring is electronic for precise control while an aspherical lens element helps deliver sharp images. And because the angle-of-view is so wide. it’s the perfect lens for selfies too!