Archived posting to the Leica Users Group, 2008/01/02

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Subject: [Leica] Thumbs down for Lens Pen! ----tried and proven method
From: kididdoc at cox.net (Steve Barbour)
Date: Wed Jan 2 07:57:00 2008
References: <003401c84d00$d2892080$6401a8c0@asus930> <439576.5266.qm@web90414.mail.mud.yahoo.com> <a2f8f4470801020113o9eba9fbjc73ee749e4e85e2d@mail.gmail.com>

On Jan 2, 2008, at 2:13 AM, Daniel Ridings wrote:

> Sometimes LUGers show their age.
>
> You are supposed to use your underwear. Ted has given us detailed
> instructions about how to do this.


mine don't seem to work...

I checked Ted's web site....

how can we get a supply of Ted's underwear?




Steve




> They're in the archives. I couldn't
> find them right off the bat, but it will give you something to do.
>
> I think you can search for "brown". That might get you close.




>
>
> Daniel
>
>
>
>
> On Jan 2, 2008 9:52 AM, 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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>>
>>
>>
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>>
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>
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In reply to: Message from hoppyman at bigpond.net.au (G Hopkinson) ([Leica] Thumbs down for Lens Pen!)
Message from wrs111445 at yahoo.com (Bill Smith) ([Leica] Thumbs down for Lens Pen! ----tried and proven method)
Message from dlridings at gmail.com (Daniel Ridings) ([Leica] Thumbs down for Lens Pen! ----tried and proven method)