What the heck are those three spots? Is this a full-frame shot?
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----- Original Message ---------------
Subject: [OM] Re: E1 ultrasonic sensor dust removal
From: W Shumaker <om4t@xxxxxxxx>
Date: Wed, 28 Jul 2004 14:22:36 -0400
To: olympus@xxxxxxxxxx
>I did not have blue sky today, so I shot close to my monitor with lens
>on infinity and here is what I got. (down sampled and heavy contrast
>via levels in PS)
>
>http://www.zuik.net/om/_3013441.jpg
>
>The overall variation is probably the LCD monitor, but there are three
>artifacts present. But looking at the sensor with camera on Bulb I do
>not see anything.
>
>Wayne - surprised
>
>At 10:23 AM 7/28/2004, you wrote:
>
>>Have you checked? You don't really see much with ordinary exposures.
>>Take a picture of a clear sky with a very small aperture like F22. Load
>>it into Photoshop and use levels to increase the contrast. You will be
>>amazed.
>>
>>Winsor
>
>
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