<a href="http://www.lensrentals.com/news/2008.10.30/front-element-scratches" target="_blank">http://www.lensrentals.com/news/2008.10.30/front-element-scratches</a> <BR> <BR>That's amazing.

That's great! Far less dramatic but another good example and commentary of the same concept... <BR> <BR><a href="http://digitalcomposting.wordpress.com/2009/11/27/invisible-pencils/" target="_blank">http://digitalcomposting.wordpress.com/2009/11/27/invisible-pencils/</a>