Be prepared to capture stunning images with the E 70-350mm f/4.5-6.3 G Oss Lens, a high-quality and advanced super-telephoto zoom lens designed for Sony cameras. Weighing only 22oz (625g), this lightweight lens offers a focal length of 70-350mm (105-525mm full-frame equivalent), making it an ideal choice for wildlife, sports, and portrait photography.The lens boasts a premium G Lens optical design, incorporating an aspherical element and three Ed (Extra-low Dispersion) glass elements. This precision optical design effectively suppresses aberration throughout the zoom range, including chromatic aberration that can be problematic at super-telephoto focal lengths. As a result, you can achieve sharp, clear image quality at all focal lengths, right out to the image edges.Three Ed (Extra-low Dispersion) glass elements work to eliminate axial chromatic aberration and chromatic aberration due to differences in magnification.