"ED" Means Extra Low Distortion which means that the lens is apochromatic, or focuses all wavelengths (colors) on the same focal plane. Cheers, Marcelo >for wildlife shots, i.e. flying birds). I know what the "D" means, but what does the "ED" mean? My >other Nikon lense does not bear this gold insignia. Thanks. Will report on the results of the lens >when the film comes back. RJB. > >------------------------------ >
