[Leica] Thumbs down for Lens Pen! ----tried and proven method

[leicamshooter at yahoo.com (G Medina)]

I'm looking at 1 ounce of ROR cleaner with a Leica
microfibre cloth from BH photo, but this sounds
interesting. Is acetone ok to use?

--- Bill Smith <wrs111445@yahoo.com> wrote:

> Awhile back here it was recommended to use the
> following method:
>    
>   1.) use bulb blower.
>    
>   2.) one application of pure, lab grade Acetone on
> a new Q-tip one one end and dry w/ the 
>       other end.
>    
>   3.) repeat #2 above w/ new Q-tip.
>    
>   4.) one application of a "wetting agent" solution
> of one qt. bottle of distilled water/ two drops 
>        of a dishwashing detergent on a new Q-tip and
> dry w/ the other end..
>    
>   5.) repeat #4 above w/ a new Q-tip.
>    
>   I have used this method over and over on my lenses
> when they get dirty or have fingerprints and it
> works like a champ.
>    
>   
> 
> G Hopkinson <hoppyman@bigpond.net.au> wrote:
>   Very likely you may not identify any loss of
> quality at all in practical use from what you are
> describing. For cleaning fingermarks,
> I use the Zeiss optical cleaning mixture with
> microfibre cloths. I find it to be excellent. You
> can get Zeiss moistened wipes in
> sachets, too. I think someone may have mentioned
> them. I bought a couple of hundred off the bay a
> while back. They are really easy
> to carry and effective to use. While you are being
> careful, be sure to use a clean soft brush to gently
> remove any dust or grit
> before you wipe with anything. Plenty of people on
> the list will tell you that modern Leica lens
> coatings are tough and I have no
> doubt that is true. I am always careful cleaning,
> maybe more than I need to be, but there is certainly
> no harm in it. I have never
> scratched any lens over quite a few years of camera
> handling.
> 
> Cheers
> Geoff 
> 
> -----Original Message-----
> Subject: Re: [Leica] Thumbs down for Lens Pen!
> 
> Ok, upon close inspection with a pen light through
> the front of the lens, I still have some oily
> residue left over. Looking at the
> lens directly on held to a light source like a
> ceiling lamp, the lens looks very clear all the way
> through, but with a pen light a
> see some slight leftover stuff, including dust in my
> lens. 
> 
> I don't recommend anyone use a pen light with their
> precious lenses if they're in anyway obsessive. You
> won't like what you see! Am
> I being obssesive about my lens, or should I order
> some ROR and a new microfibre cloth from BH photo?
> Will it affect picture quality
> is what I'm asking?
> 
> Thanks,
> G Medina
> 
> 
> --- G Medina wrote:
> 
> > I had a oily fingerprint in the rear element of my
> 28mm Contax G2 
> > lens. A microfibre cloth didn't work.
> > Breathing on it didn't work either. Distilled
> water just moved the 
> > print around. I ordered the lens pen, and it also
> just shifted the oil 
> > around. So I researched several days and decided
> to give windex and a 
> > soft nose tissue a try. Believe it or not, it
> worked the best! I'm 
> > being very careful, so I've waited till morning to
> evaluate the 
> > result, but my result looked good last night.
> > 
> > I'd be afraid to use this on a single coated 50's
> lens, but it seems 
> > to work nice on modern coated lenses.
> > 
> > Anyone use Windex before?
> > 
> > Thanks,
> > G Medina
> > 
> > 
> > 
> >
>
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> 
> 
> 
>
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