Canon SLR Lenses
The Canon EF 17-40mm f/4L USM Lens is an ultra-wide-angle zoom lens thats ideal for both film and digital SLRs. Superior optics are assured by the use of three aspherical lens elements in addition to a Super UD (Ultra-low Dispersion) glass element. Optical coatings are optimized for use with digital cameras. This lens focuses as close as 11 inches (0.28m) and offers both Canons full-time manual focus and a powerful ring-type Ultrasonic Motor for fast and silent Autofocus. Finally it offers weather-resistant construction similar to other high-end L-series lenses. With the Canon EF 17-40mm f/4L USM lens landscapes are great but with wide view lens the entire horizon is yours.
Canon EF 17-40mm f 4 L USM Zoom Lens Price: $759.95
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