Archived posting to the Leica Users Group, 1998/06/14
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]In using a sable brush to remove a dust spec from the rear element of my 50mm Summicron, I got some residual grease or oil from the brush on the glass. Can someone please tell me how best to remove this grease/oil without damaging the glass or coating? What sort of cloth or paper and what if any fluids should be used. Thanks, Bruce S.