The sensor is behind the shutter. You have to fire the shutter on B to
see it. If dust settles on the low pass filter (which covers the sensor
and blocks infrared) you will see the dust spot on every picture.
Scratch the low pass filter and you'll see the scratch in every pic.
________________________________
John Hermanson
Camtech Photo Services, Inc.
21 South Lane, Huntington NY 11743
631-424-2121 | Olympus OM Service since 1977
http://www.zuiko.com | omtech1 AT verizon dot net
Scott Peden wrote:
> Is this sensor one of the two mirrors I see when the lens is off?
>
>
> -----Original Message-----
> From: olympus-owner@xxxxxxxxxx [mailto:olympus-owner@xxxxxxxxxx] On Behalf
> Of John Hermanson
> Sent: Thursday, February 22, 2007 10:14 AM
> To: olympus@xxxxxxxxxx
> Subject: [OM] Re: cleaning sensors
>
>
> If any of you folks are tempted to clean their own digital sensors, it
> has been noted that the low pass filter coating may be soft enough to be
> damaged. One technician noted that while he was cleaning the sensor in
> a Nikon D100, a small spot appeared. As he swabbed over it, the spot got
> bigger. The coating was coming off. Of course, Nikon does not sell the
> low pass filter separately, but it is part of a $1000 shutter assembly.
> Wow, $1,000, is that ALL?
>
> This tech was using alcohol (don't know which type)with a sensor swab.
> There is a new cleaner "Eclipse E2" which is recommended for sensor
> cleaning. Eclipse cleaner is available from Fargo.
>
> http://www.photosol.com/index.htm
>
> ___________________________________
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