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Message: <blockquote data-quote="WayneF" data-source="post: 371002" data-attributes="member: 12496"><p>Grit is an issue when rubbing on lenses.  <img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" class="smilie smilie--sprite smilie--sprite1" alt=":)" title="Smile    :)" loading="lazy" data-shortname=":)" />   In the old days, we were always advised 1) to blow the lens off first with a blower, to minimize the grit.  At least lightly brush it first.  And 2) to always crumple any pad or cloth first, to leave crevices to trap the grit, to keep from grinding it into the lens (and the fancy lens coatings).  And to rub only lightly.  A lens is not at all like window glass or mirror glass.</p></blockquote><p></p>