Key Features

• ## Product Overview
• The Canon EF 17-40mm f/4 L USM is a professional-grade wide-angle zoom lens designed for Canon EF mount DSLR cameras. Known for its excellent optical performance and durable construction, this lens is ideal for landscape, architecture, and interior photography.
• ## Key Features and Benefits
• - Versatile 17-40mm focal length range suitable for wide-angle shots
• - Constant f/4 aperture for consistent exposure across zoom range
• - L-series optical quality ensures sharp images with minimal distortion
• - Ultrasonic Motor (USM) provides fast, quiet autofocus
• - Includes lens hood to reduce flare and protect the lens front element
• - Compact and lightweight design for ease of use during extended shoots
• ## Technical Specifications and Details
• - Brand: Canon (キヤノン)
• - Category: Zoom Lens (レンズ(ズーム))
• - Mount: Canon EF mount (Size)
• - Focal Length: 17-40mm
• - Aperture: f/4 (constant)
• - Optical Elements: High-quality glass with minimal chromatic aberration
• - Focus Drive: USM (Ultrasonic Motor)
• - Condition: Excellent exterior condition with minimal scratches or dirt; minor rubber chip on the rear lens edge
• - Optical Condition: Slight dust presence, but overall clear and well-maintained
• - Included Accessories: Lens, front and rear lens caps, lens hood
• ## Product Condition
• This lens is in very good condition with minimal signs of use. The exterior shows few scratches or blemishes, maintaining a clean appearance. The rubber on the rear lens edge has a small chip, which does not affect functionality. Optical elements are clean with only minor dust, and the autofocus operates smoothly and accurately.
• ## Main Selling Points
• - Professional-grade wide-angle zoom lens suitable for various photography styles
• - Durable L-series build quality with weather-resistant features
• - Fast and quiet autofocus with USM technology
• - Includes essential accessories: lens hood and caps
• - Compact and lightweight design for portability and ease of use
• ## Additional Information
• This lens has been tested and confirmed to function properly, offering reliable performance. It is an excellent choice for photographers seeking high-quality wide-angle images with consistent aperture and superior optical performance. Suitable for Canon EF mount DSLR cameras, compatible with a wide range of Canon models.
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• **Note:** Please review all images for detailed condition assessment. Feel free to contact us with any questions or for additional information.

Specifications