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Message: <blockquote data-quote="mayoayo" data-source="post: 1949667" data-attributes="member: 16781"><p>I have used the 7x a lot,and i dont think that has a Strong field curvature ..i mean..IT does NOT have a strong field curvature..It has been mentioned that the Zen 7X has an incredibly well corrected field,FREE of distorsion mostly..for such a wide angle binocular...focus the binocular in a flat wall,and you would agree,..now the Swift Audubon 820..for instance,have a strong field curvature,but not the Zen ED´s 7x or 8X ,that i have owned...</p></blockquote><p></p>