Canon RF 10-20mm F4 L IS STM Ultra-Wide Angle Lens for Impressive Perspectives. The Canon RF 10-20mm F4 L IS STM is the ideal ultra-wide-angle lens for creative photographers who love extraordinary perspectives and dramatic image compositions. With an extreme wide-angle range of 10-20mm, it's perfect for capturing stunning landscapes, expansive architecture, and interiors. The lens offers a constant aperture of f/4, making it ideal for outstanding shots in a wide variety of lighting conditions. The built-in optical image stabilizer (IS) reduces camera shake and enables sharp images, even with longer exposure times and handheld shooting. Thanks to the quiet and smooth STM (Stepping Motor) autofocus, this lens is also ideal for video recording – focusing is precise and virtually silent, ensuring a professional shooting experience. **Special Bonus:** With this lens, you benefit from the **Canon Premium Warranty for 3 years**. After a simple registration at canon.ch, you will receive comprehensive, extended protection for your lens. **Key Features:** - **Ultra-wide-angle focal length (10-20mm):** Enables exceptional perspectives and expansive compositions. - **Constant f/4 aperture:** Ideal for consistent exposure and flexible use in varying light conditions. - **Optical Image Stabilizer (IS):** Ensures sharp, blur-free images, even in low light. - **Quiet STM Autofocus:** Smooth and precise focusing for photo and video recording. - **L-Series Quality:** Weather-resistant and robust construction for professional use. The Canon RF 10-20mm F4 L IS STM is a versatile ultra-wide-angle lens that offers creative freedom and professional quality – perfect for expansive scenes and impressive image compositions. Take advantage of the 3-year Canon Premium Warranty and enjoy maximum security and reliability with this high-quality lens.