Canon EF 17-40mm f/4 L USM Ultra Wide Zoom Lens
The Canon EF 17-40mm f/4 L USM is a professional-grade L-series ultra wide-angle zoom lens designed for full-frame and APS-C Canon DSLR cameras. Known for its solid build quality and consistent optical performance, this lens is a popular choice for landscape, architecture, and travel photography.
Featuring Canon’s ring-type USM (Ultrasonic Motor), it delivers fast, silent, and precise autofocus. The constant f/4 aperture ensures stable exposure across the zoom range, while the L-series optics provide excellent sharpness, color accuracy, and contrast.
Its durable construction and weather-resistant design make it suitable for both everyday use and demanding shooting environments.
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Product Details
- Brand Canon
- Model EF 17-40mm f/4 L USM
- Type Ultra Wide Zoom Lens
- Mount Canon EF
Compatibility
- Compatible with Canon EF mount cameras
- Supports full-frame and APS-C DSLRs
- Compatible with mirrorless via adapter
Key Specifications
- Focal Length 17–40mm
- Aperture f/4 (constant)
- Autofocus Ring-type USM
- Minimum Focus Distance 0.28m
- Filter Size 77mm
Key Features
- Professional L-series build quality
- Fast and silent autofocus system
- Consistent f/4 aperture across zoom range
- Excellent sharpness and color rendition
- Ideal for landscape and architecture work
Appearance
The lens shows light to moderate signs of use. Minor cosmetic wear such as light scuffs or handling marks may be present on the exterior. Overall, it remains in good condition with no major damage.
Functional
The lens operates properly. Autofocus is fast, accurate, and quiet. Zoom and focus rings move smoothly with proper resistance, and all functions perform as intended.
Optical System
The glass is clean and clear. No fungus, haze, or significant scratches observed. Minor internal dust may be present, which is normal for used lenses and does not affect image quality.
- Lens
- Front Cap
- Rear Cap
Actual product video is included for accurate viewing and reference
📦 Product Authenticity & Transparency
- Images shown are of the actual unit
- Item is pre-owned in mint condition
- Minor handling marks may be present but are minimal
- Please review all details carefully before purchase
🛡️ SNAPHOTO Warranty
This product is covered by a 12 Month SNAPHOTO Service Warranty providing reliable support and peace of mind. The warranty includes full body coverage, protecting internal components and ensuring proper functionality throughout the coverage period. Each unit is carefully checked to meet performance standards before delivery. Our service support is handled with attention and professionalism to maintain the quality and reliability expected from premium equipment.
🎫 Warranty Reclaim Notice
A SNAPHOTO Warranty Reclaim Card is included with this product.
This card is required for any warranty related service including repairs, inspection, or replacement requests. It serves as proof of coverage and must be presented when making a claim.
Customers are advised to keep the card safely as it is essential for verification and processing.