Excerpt: This 3x zoom lens for Micro Four Thirds system cameras, provides a field of view equivalent to a 24-70mm lens on a 35mm camera. It also sports optical image stabilisation, a silent focusing motor and a lightweight, compact design. The maximum aperture remains constant at f/2.8 throughout the zoom range.
Pros: Excellent sharpness, especially in the centre, Low distortion, Weather sealed build, Fast focusing, Constant f/2.8 aperture, Image stabilisation, Compact size
Cons: Although the high price is typical of pro spec f/2.8 zooms, it may put this lens beyond the reach of many