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Old 05-02-2006, 10:14 PM
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John K
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Join Date: Sep 2005
Location: Melbourne
Posts: 1,481
Dirty spots with my web cam. What are they?

I have in the last few weeks developed a bit of dirt/mould? problem when I use my 5 x Powermate and NexImage web cam. Essentially I get these "specs" which have now grown into considerable "mould like" specs/spots.

See the attached file for what I mean! Its on an out of focus moon with the Powermate.

In a process of elimination I have tried:

- cleaning the 5 x Powermate - no difference
- when I rotate the Powermate and keep the Web cam still the spots stay still - ie. I suspect that they are caused by the web cam not the Powermate
- I use an Baader UV/IR Filter. If I remove this no difference
- only happens when I use the Powermate, not the web cam alone. Dont have a Barlow or another Powermate to try it.

What can this be? Anyone experienced a similar thing?

Mould? Dirt? Dust? What the H@ll?

Your thoughts appreciated!
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