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Re: Dr.R's Bruiser Streamer Pic (Camera artifact) (fwd)



---------- Forwarded message ----------
Date: Sat, 29 Sep 2007 10:29:22 -0500
From: Harold Weiss <hweiss@xxxxxxxxxx>
To: Tesla list <tesla@xxxxxxxxxx>
Subject: Re: Dr.R's Bruiser Streamer Pic (Camera artifact) (fwd)

Hi All,

I took a look at the RAW format pic, and found a very dark channel leading 
up to the toroid.  It looks like sticks in the jpeg.  I need to take a look 
at the HD video I was also shooting at the time.

David E Weiss

> Purely a camera scanning artifact as it scans its CCD.  You are not
> capturing a speed of light sub-nanosecond event.  I used to see this stuff
> on my point and shoot digicam but not so much on my Nikon D20s.
> See my streak camera stuff for the real time scales.
> http://tesladownunder.com/HighVoltage.htm#High%20speed%20spark%20photography
>
> Peter