Claudia F? hrenkemper (b. Castrop-Rauxel, 1959; lives in Steinheim/Westfalen) photographs enormous as well as minuscule objects using scanning electron microscopes to produce images that are as fascinating as they are disconcerting. The play with extreme scales yields fantastic visual worlds: American desert and canyon landscapes, the giant industrial machinery of open-pit mines in Germany, insects, plant seeds, crystals, and plankton, plus historic...