edit conflict i appreciate that you provided a citation however the table of information does not support the statement currently photographic zoom lenses beyond about cannot generally produce images of a quality on par with prime lenses i believe you have made the mistake of synthesizing published material to advance a new position this is a form of original research what that citation shows me is a dataset and what you are citing is an interpretation of that dataset what is needed is a citation showing that interpretation of that or other data that supports the claim being cited need help ask me