Archived posting to the Leica Users Group, 1997/08/04

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Subject: Re: FINGER PRINT ON LENS
From: wilcox@umcc.umcc.umich.edu (Ken Wilcox)
Date: Mon, 4 Aug 1997 14:10:50 -0400

At the risk of being hung by my thumbs---- Lick it and wipe it off with a
piece of chamois or well used cotton cloth.

BTW-this method was recommended to me by a Leica rep, and it works great!

Cheers!

kw


>To the Leica Users Group
>
>The Following is a message from a friend, I am reproducing it here, I will
>forward him  any answer.
>
>---------------------------------------------------------------------------=
- -
>----------------------------------------------------------
>
>Last Saturday the son of a close friend of mine, put his little finger on
>the back element of my 35 Summilux AHSP, when I realized that I tried to
>remove it with a dry microfiber cloth (according to  the Leica
>instructions), but what happened was that the print wasn=B4t cleaned at all=
,
>instead, the dirt was all over the back lens, since this is the first time
>it happens to me,  I decided leaving it like that and ask for advice, my
>question is :
>
>How could I remove that dirt without removing (or scratching) the coating o=
f
>the back element ?
>
>>From that problem a big question is arising now, How hard is the coating,
>and the glass, of Leica Lenses ?, I know there are lenses like the 19mm
>f/2.8 R that uses back mounted filters, and many Leica users don=B4t like
>using front filters, in that case a lens should be cleaned quite often.
>
>Andres
>---------------------------------------------------------------------------=
- -
>-----------------------------------------------------------------
>
>Thanks in advance,
>
>Jorge Saravia

- ----
Ken Wilcox                                Carolyn's Personal Touch Portraits
LHSA, MEA, LAW                         preferred---> <wilcox@umcc.umich.edu>
                                              <kwilcox@genesee.freenet.org>=
=20