I had the blurring problem but it turned out to be type 2 Diabetes which will cause blurry vision. Got new glasses and gave up sugar. Graham Young Sales Manager Memex Electronics E-Manufacturing Networks Inc 1-800-563-6369 Ext. 22 (905)332-7717 Ext. 22 fax(905)332-6353 grahamy@xxxxxxxxxxxxxxxxxxx www.e-manufacturing.com --