Summary: It’s a valid point, but there’s still benefits to having a brighter lens with a digital SLR. First, the smaller focal ratio and circular aperture of the 17-55mm all...
Pros: Bright f2.8 aperture throughout zoom range, Effective anti-shake IS capability, Fast and quiet USM focusing motor, Superb low-light performance
Cons: Relatively expensive, Construction not Canon L standard yet, Range shorter than cheaper EF-S 17-85mm, Lens hood and pouch are not included
Excerpt: This is Canon's most expensive midrange zoom designed exclusively for the 1.6x sensor cameras . It only works on the 30D , 20D and the Digital Rebels ( Rebel (E...
Conclusion: How well does it work with the EOS 5D? This is an "EF- S " lens, casting an image circle only large enough to cover the sensor in Canon's less expensive digital SLRs. ...
Summary: Canon EF-S 17-55 f/2.8 IS USM is a superb lens, with fantastic image quality and overall characteristics. Build quality can be improved and the lens does not come with...
To meet user demands for a fast EF-S zoom lens, Canon has specially
designed a new lens with a large aperture of f/2.8 for select Canon Digital
SLR cameras.* The large circular aperture produces a …
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