Excerpt: This lens is an update to the current Canon 18-135mm IS lens, replacing the standard focusing motor with Canon's new stepping motor technology, which promises, smoother, quieter autofocus performance, which is especially suited to recording video.
Pros: Good sharpness for a superzoom, Lightweight, Fast focusing, Effective stabiliser
Cons: High CA levels, Overpriced when not sold as part of a kit
Summary: Slightly larger than its predecessor (which we reviewed in November,2009), the new EF-S 18-135mm f3.5-5.6 IS STM lens has been developed to match the EOS 650D and offers features to complement the camera's movie capabilities. A new STM (stepping-motor) system provides smooth,quiet auto focusing and is especially valuable for minimising pick-up of camera operating sounds while shooting movie clips.
Pros: You want a general purpose lens for everyday shooting and it's offered with the EOS 650D body., You'd like a lens that requires no readjustment when you fit polarisers and graduated filters. Don't buy this lens if :, You require high resolution at all focal lengths, along with good flatness of field., You need close focusing and macro capabilities. Buy this lens if :, You want a general purpose lens for everyday shooting and it's offered with the EOS 650D body., You'd...