I’m using this lens now for more than two weeks on my Olympus OM-D EM-5 and shot some hundred frames with it. I have to admit that I’ve been very skeptical upfront about the image quality this zoom-lens can deliver, in respect to my prime lenses, but without any reason as it turned out quickly.

The fundamental question to me is why to buy a zoom-lens at all if fixed-lenses of high quality, low weight and small size are available for your system? Isn’t it exactly this what people let buy them into the 4/3 system – ‘quality by size’?

Now, let us find out!   >> Click to read more