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that's 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 Canon's full-time manual focus and a powerful ring-type USM for fast and silent AF. It has a constant f/4 maximum aperture, and offers the choice of screw-in 77mm filters or a holder in the rear of the lens for up to three gel filters. Finally, it offers weather-resistant construction similar to other high-end L-series lenses.
Detailed Specifications of Canon EF 17-40mm f4L USM Lens
• EF Mount L-Series Lens
• Focal Length & Maximum Aperture: 17 - 40mm; 1:4
• Lens Construction: 12 elements in 9 groups
• Diagonal Angle of View: 104° - 57° 30'
• Focus Adjustment: Inner focusing system with USM
• Closest Focusing Distance: 0.28m / 0.9 ft.
• Zoom System: Rotating type
• Filter Size: 77mm
• Max. Diameter x Length, Weight: 3.3" x 3.8", 1.1 lb. / 83.5 x 96.8mm, 500g
Printed manual is not included.
The BuyNow price on our listings is inclusive of all costs of applicable import tax and duty.
Why Buy From Us:
• Free 12 Month NZ Local Warranty
• New Zealand Based In-house Repair Service (5 service centres in Auckland)
• Leaves warehouse in 3-5 business days
• Express Delivery
• Competitive Price
• Excellent Follow-up Service
Phone number with the delivery address is a must. Rural deliveries will take 1-3 business days extra.