CANON EF 17-40MM F/4 L USM (CANON WARRANTY)

Only at USD632! Grab it now!

   价格631.03

Only at USD632! Grab it now!
update at: 2015-08-21 09:40:21
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商品介绍

Information
Features
 

Canon EF 17-40mm F/4 L USM (Canon Warranty)

CANON ULTRA WIDE ANGLE ZOOM LENS
 
BRIEF SUMMARY
 
  • 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
  • it offers weather-resistant construction similar to other high-end L-series lenses
 
Brand: Canon
 
DESCRIPTION:
 
A new and affordable L-series 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 USM for fast and silent AF.
 

* Sales package content and specifications may vary and might change without notification.
**Color of product may be different from the one shown in our website depending on stock availability.
 
 
Specification
 
Specifications
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
83.5 x 96.8mm

 
Package Contains :
 
Include
  • Lens Hood (EW - 83E)
  • Lens Cap (E - 77U)
 
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