Archived posting to the Leica Users Group, 2012/09/17

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Subject: [Leica] Two M9 Sensor Cleaning Questions
From: rgacpa at gmail.com (Bob Adler)
Date: Mon, 17 Sep 2012 15:09:05 -0700
References: <CAJ4y7gxS7f+MWYq4QZLQk0eUR=BuuPJoEk_qCE57CC5vSMZoQw@mail.gmail.com> <40CC6B86-AAD4-4BBD-A1BE-5554F2747F6A@gmail.com> <CAE3QcF40OpE-LVvvFXLXFMYXQD4CaVsCkA-fuXE2f6FnWTEi+w@mail.gmail.com> <B3391B02-140D-4960-86FD-7D5E207F892C@frozenlight.eu> <CAJ4y7gwf4sW+pzRpMTiocPfRK06eqza5aWXSBE5=qQsNxxrTVA@mail.gmail.com>

Bob,
Just so you can really drive yourself nuts, are you stopping down to f/16?
:-)
Bob

Sent from my iPad

On Sep 17, 2012, at 1:53 PM, Robert Baron <robertbaron1 at gmail.com> wrote:

> Thanks, guys.  I'm making progress: I only have two spots left that are
> noticeable at 200% magnification and I think after one more pass with a
> pre-moistened swab (I have them left over from my former Canon 5D kit) I'll
> be adopting Nathan's approach.
> 
> --Bob
> 
> ==On Mon, Sep 17, 2012 at 1:48 PM, Nathan Wajsman <photo at 
> frozenlight.eu>wrote:
> 
>> I agree with Geoff. Unfortunately, the M8/M9 are horribly difficult to
>> keep clean compared to DSLRs. The only camera the needs sensor cleaning in
>> my stable is the M8, and even then there are some spots that I have simply
>> given up on--they only show up in blue sky, so I just fix them in LR
>> afterwards.
>> 
>> Cheers,
>> Nathan
>> 
>> 
>> On Sep 17, 2012, at 8:10 PM, Geoff Hopkinson wrote:
>> 
>>> Hi Bobs. I use the Brush Off and then Sensor swabs with Eclipse fluid.
>> The
>>> pre-moistened swabs are(even) more expensive. The videos explain it well.
>>> As soon as you touch anything in the chamber BUT the sensor cover glass,
>> it
>>> is possible to spread smears. You can wipe the brush with a little fluid
>> on
>>> a pad if that happens. NEVER apply pressure to the sensor cover-glass
>> with
>>> anything but the swab. NO fingers or shirt tails ;-)
>>> http://www.photosol.com/store/pc/home.asp
>>> 
>>> Cheers,
>>> Geoff
>>> http://www.pbase.com/hoppyman
>>> 
>>> 
>>> 
>>> On 18 September 2012 03:27, Bob Adler <rgacpa at gmail.com> wrote:
>>> 
>>>> Hi Bob,
>>>> (1) Yes.
>>>> (2) Have you tried gently blowing air on the sensor while holding the
>>>> front of the camera facing downward? I use one of those bulb cleaners. I
>>>> also blow out the chamber before opening up the sensor for cleaning.
>>>> Use of a wet swab (I use Eclipse) is tricky with the M, IMO, because you
>>>> need to be really careful not to touch the side of the chamber when
>>>> sticking the swab in to clean the sensor. If you touch a side of the
>>>> chamber you can easily pick up dirt/grease that can scratch/smear your
>>>> sensor glass. I've done it but it takes 2 or three times (new swab each
>>>> time) for most grease spots...
>>>> Good luck,
>>>> Bob
>>>> 
>>>> Sent from my iPad
>>>> 
>>>> On Sep 17, 2012, at 10:14 AM, Robert Baron <robertbaron1 at gmail.com>
>> wrote:
>>>> 
>>>>> (1) Am I correct in understanding that when I see a spot on the lower
>>>> left
>>>>> hand side of an image, when I take off the lens and activate 'sensor
>>>>> cleaning' the offending particle will be at the upper right hand side
>> of
>>>>> the sensor as I look at it?
>>>>> 
>>>>> (2)  Does anyone have any experience - good or bad - with pre-moistened
>>>>> Sensor Swab Plus swabs?
>>>>> 
>>>>> Thanks,
>>>>> 
>>>>> --Bob
>> 
> 
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Replies: Reply from robertbaron1 at gmail.com (Robert Baron) ([Leica] Two M9 Sensor Cleaning Questions)
In reply to: Message from robertbaron1 at gmail.com (Robert Baron) ([Leica] Two M9 Sensor Cleaning Questions)
Message from rgacpa at gmail.com (Bob Adler) ([Leica] Two M9 Sensor Cleaning Questions)
Message from hopsternew at gmail.com (Geoff Hopkinson) ([Leica] Two M9 Sensor Cleaning Questions)
Message from photo at frozenlight.eu (Nathan Wajsman) ([Leica] Two M9 Sensor Cleaning Questions)
Message from robertbaron1 at gmail.com (Robert Baron) ([Leica] Two M9 Sensor Cleaning Questions)