The Canon RF 100-400mm F5.6-8 IS USM is a versatile telephoto zoom lens designed for Canon’s RF-mount mirrorless cameras. With a focal length range of 100-400mm, this lens is perfect for capturing distant subjects, making it ideal for wildlife, sports, and action photography. Despite its long reach, the lens is surprisingly compact and lightweight, making it a great choice for photographers on the go. The built-in Image Stabilization (IS) helps ensure sharp, steady images even in challenging lighting conditions, while the fast and precise autofocus, powered by the USM (Ultrasonic Motor), allows for quick tracking of moving subjects. With a variable aperture of F5.6-8, the RF 100-400mm F5.6-8 IS USM offers excellent performance for daylight and well-lit environments, and its versatile zoom range provides flexibility for a wide range of photography styles. Whether you’re capturing wildlife in motion or getting close-up shots at a sports event, this lens delivers impressive performance in a portable design.