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Message: <blockquote data-quote="WayneF" data-source="post: 428850" data-attributes="member: 12496"><p>Every lens can be better on DX, because DX crops to only use the central 2/3 of the area.  No optical aberration from the errors at greater diameter.  Much the same reason that stopping down from maximum also improves performance.  The obvious downside is much less wide angle performance from DX (cropped).  <img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" class="smilie smilie--sprite smilie--sprite1" alt=":)" title="Smile    :)" loading="lazy" data-shortname=":)" /></p></blockquote><p></p>