Archived posting to the Leica Users Group, 2000/04/27
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]When- Danke sehr, Horst! I thought the word was "Gruenscheisse" ( no umlaut here, either!) Henceforth, I shall be more politically correct! Dan ( scratchin' mah bumps even as I write!) Post - ----- Original Message ----- From: A.H.SCHMIDT <horsts@primus.com.au> To: <leica-users@mejac.palo-alto.ca.us> Sent: Thursday, April 27, 2000 4:46 AM Subject: Re: [Leica] Grün................OFF TOPIC > > > Joe Codispoti wrote: > > > There is a German word that has haunted me for many years. I hope someone > > among the many on this list who speak German will be able to help. > > > > In certain types of cameras, mainly older Zeiss, at times there are "bumps" > > visible on the surface of the leatherette. > > These protrusions are caused by corrosion of the underlying screw head. The > > corrosion grows over time. > > I recall many years ago someone calling this phnomenon "grün....something", > > a word that I think meant "copper or brass oxide". > > Can someone complete the word in question? > > Thanks in advance. > > > > Joseph Codispoti > > Joseph, the correct word is "Gruenspan" (I don't have the u umlaut in my > keyboard, I have to use ue) > > It is in english: "Patina" The copper oxidizes and the oxide coating turns > this colour. > > It is often seen on copper church roofs. It can also be seen on brass, because > of the copper content. But to a lesser extend. It always shows up on my nose > pads of my glasses. I think the sweat does it. > > Regards, Horst Schmidt > > > >