View Single Post
Old 12-07-2006   #8 (permalink)
bvaughn4
Guanaco
 
Posts: 256
bvaughn4 will become famous soon enough
CamelKarma: 28
Default Re: canon sensor cleaning

Quote:
Originally Posted by Mark McCall

*Take a photograph of clear blue sky, no clouds. Expose normally, aperture selection does not matter. This will show you
* * *EXACTLY where your spots are on your sensor.

...
Agree with the process listed above and have used successfully many times. One small comment though - I have found that the aperature setting does matter. I see the specks much clearer if the aperature is f11 or smaller. If you can see the spots at f2.8 - f8, I'd say that thing's filthy.
bvaughn4 is offline   Reply With Quote