【F1.8 Super Large Aperture】The f1.8 aperture allows for excellent low-light performance, making it easier to shoot in dimly lit environments without having to use a flash or raise your ISO too high. It also allows you to achieve a shallow depth of field for creative effects and selective focus. | 【Ultra Wide-Angle Lens】16mm focal length,105.6°angle of view, this lens is great for capturing expansive landscapes, cityscapes, and interiors. You can fit more into the frame and create dynamic compositions that draw the viewer in. It can also be used for other subjects such as street photography, architectural details, and even astrophotography. | 【Precise Auto Focus】Built-in STM stepping motor provides the high driving force for precise and fast autofocus and tracking, With advanced eye and face recognition technology, the 16mm lens can detect and track subjects' eyes and faces without distracting noise, ensuring that your shots are always sharp and well-focused, even when shooting at wider apertures or in low light conditions. | 【Smart LCD Display】With an built-in LCD display from the lens body, you can easily view important shooting parameters like aperture and focus distance without having to take your eye off the viewfinder or check your camera's screen. This can save you time and help ensure that you're getting the shots you want, further streamlining your shooting process. | 【Inner Focus Optical Structure】Features 12 groups of 15 optical elements, 3 of which are aspherical lenses, achieving an ultra-high resolution that captures vivid and detailed pictures with a wide viewing range. | 【Portable & Efficient Control Design】Weighing just 19.5 ounces even with full metal body. The lens adopts non-bulb design to reduce lens damage rate; Built-in high grade dust-protected structure design to reduce the probability of dust ingress under various environmental conditions. Also has Fn1/Fn2 Focus Lock Button; CLICK aperture ring switch; AF/MF switching lever, making video shooting more convenient.