A little old and affordable friend has returned; the m.Zuiko ED 9-18mm f/4-5.6 ultra wide angle zoom, now in Mark II guise. One of Olympus’ earlier Micro Four Thirds lenses, launched back in 2010, the m.Zuiko 9-18mm (18-36mm in full frame field of view) is a marvel in compactness and light weight. Its design is…