Photographing with a 20mm lens is quite demanding on the eye, as the composition has to take into account many more objects than with a normal prime or telephoto lens. As a result, it is very easy to get meaningless ‘postcard-like’ images. Not having used such a lens before, I certainly fall into the latter category, so the following photos (possibly, but only one) only serve to show some of the optical features of the lens – Initially published on 35mmc.com Resolution Despite its age (the lens was marketed between 1973 and 1996), the optical resolution is not bad. In this image, apart from the chromatic aberration, you can clearly…