Very good95/100
The fast fixed focal length for 600 euros corresponds to a 16.5 mm 35 mm lens. In the centre, the imaging performance is excellent at aperture 1.8 and remains so even when stopped down. The edge loss of resolution and contrast is similarly stable: the contrast loses almost 30 percent at the edge compared to the centre of the image, for the resolution it is about 22 percent, both for all three measured...
