The Canon EF-S 18-200mm f/3.5-5.6 IS lens is a versatile all-around zoom lens (super zoom) ideal for mobile photographers and travel enthusiasts who want to cover wide angles and long telephoto shots without needing to change lenses. Key lens specifications: Focal length range: 18-200mm (powerful 11x optical zoom). khẩu độ: f/3.5-5.6 (variable with zoom). Image Stabilization (IS): Four-stop optical stabilizer that reduces camera shake. Sensor size: Designed for Canon cameras with an APS-C sensor (crop frame).