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Re: [OM] An amazing discovery... well, to me anyhow

Subject: Re: [OM] An amazing discovery... well, to me anyhow
From: AS <alizookoman@xxxxxxxxx>
Date: Thu, 20 Nov 2008 13:20:33 -0800 (PST)
Yeah you mentioned your cleaning method a while back. I did buy the more 
expensive brush from Micro-tools along with the Eclipse, swabs, etc. Have not 
needed to use anything else. 


--- On Thu, 11/20/08, Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx> wrote:

> From: Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx>
> Subject: Re: [OM] An amazing discovery... well, to me anyhow
> To: "Olympus Camera Discussion" <olympus@xxxxxxxxxxxxxxxxx>
> Date: Thursday, November 20, 2008, 4:06 PM
> The newer Canyons do and others may as well.  Scroll down to
> "Taking a Test Image with Canon’s Dust Delete Data
> function:"
> in the link I just posted
> <http://www.usa.canon.com/dlc/controller?act=GetArticleAct&articleID=1446&fromTips=1>
> 
> I have a Rocket blower and find it to be fairly useless
> even though 
> that's always my first pass at cleaning.  But there is
> a much better 
> second step than wet cleaning.  Wet cleaning is only as a
> last resort 
> for "welded on" dust and that's rarely
> necessary.
> 
> The first time I cleaned my 5D it was using the wet method
> with Eclipse 
> and Pec Pads.  The cleaning created more dust spots than I
> removed and 
> it took 3 cleanings just to get back to the dust level
> where I started. 
>   Today I always use the brush method using cheap cosmetic
> brushes 
> bought on ebay for about $10/pair including the shipping. 
> My brushes 
> are about 19mm wide so it takes two passes to sweep the
> full 24mm 
> dimension of the sensor.  I use both brushes by making a
> sweep down one 
> side, bang the brush across a child's table knife to
> remove dust, turn 
> the brush over and sweep the other side of the sensor and
> bang the brush 
> again.  Then I repeat with the second brush before putting
> both away in 
> a plastic bag along with the small table knife.  If
> there's anything 
> left after this treatment I do it again.  If that
> doesn't help it's 
> something that's welded on and I use the wet method on
> that specific spot.
> 
> Here's the brush method which I heartily recommend.
> <http://www.prime-junta.net/pont/How_to/a_Brush_Your_Sensor/a_Brush_Your_Sensor.html>
> I recommend downloading and printing the PDF version with
> the link near 
> the upper right hand corner.  You may need it as a
> reference while you 
> work the first time or two.  Pay special attention to
> what's described 
> as the "filter test" to check the cleanliness of
> your brushes.  Don't 
> ignore the advice to use hundreds of passes on the filter. 
> As received, 
> my brushes were wrapped in a cellophane sleeve and looked
> squeaky clean 
> to my eye.  Nevertheless I put them to the filter test and
> soon 
> discovered they weren't clean at all.  But a bit of
> soap and water and 
> thorough rinsing and drying resolved the problem.  The next
> pass through 
> the filter test showed the brushes finally to be squeaky
> clean.
> 
> The purveyors of $100 cleaning brushes and anti-static
> gizmos and FUD 
> (Fear, Uncertainty and Doubt) probably don't like this
> simple and down 
> to earth cleaning process one bit.  :-)
> Exhibition: http://www.tope.nl/


      
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