Olympus M.Zuiko Digital ED 12mm 1:2
Olympus M. Zuiko Digital 12mm f/2 ED CSC Lens Review
By: What Digital Camera (Apr 10, 2013)
Olympus claims its latest innovation, intriguingly named ZERO (ZUIKO Extra-low Reflection Optical) coating, halves distracting and unwanted reflections when compared with pictures taken using lenses that have conventional coatings. That advantage was not tested here but in other respects, especially build-quality, handling and sharpness, this is clearly an outstanding lens.