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 3 can not 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