Distortion ranges from mild barrel at 18mm to near distortion free at 35mm to slight pincushion distortion at 50mm. Colors seem fine - neutral. Some people think this lens produces warm/yellow results, but I am not noticing this. The 7-blade aperture...

F2.8 large aperture standard zoom lens designed specifically for Four Thirds system. This zoom lens is exclusively designed to ensure compact and lightweight construction as well as provides the utmost correction against lateral chromatic aberration,...