Become a master of photography with the Canon Ef 50mm f/1.4 Usm Lens, a paragon of optical innovation and precision. This high-quality lens, meticulously crafted to the highest standards, offers an unrivaled blend of sharpness, color richness, and image accuracy, transforming every shot into a visual masterpiece.Experience a significant boost in image quality with the lens's two high-refraction lens elements harmoniously paired with Gaussian optics. This powerful combination effectively eliminates astigmatism and suppresses astigmatic difference, ensuring every image is sharp, clear, and flawless. With a standard 50mm focal length and a wide 1:1.4 maximum aperture, this lens promises enhanced detail and clarity, even in low-light conditions or when shooting with the aperture wide open.The Canon Ef 50mm f/1.4 Usm Lens is equipped with a state-of-the-art ultrasonic motor (Usm), delivering lightning-fast autofocus with impeccable precision.