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Digital BW, The Print

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Re: [Digital BW] Re: OT: The Foveon talk I mentioned at the San Fran. get tog...

2002-10-10 by Loris Medici

----- Original Message -----
From: "Austin Franklin" <darkroom@...>
To: <DigitalBlackandWhiteThePrint@yahoogroups.com>
Sent: Thursday, October 10, 2002 5:43 AM
Subject: RE: [Digital BW] Re: OT: The Foveon talk I mentioned at the San
Fran. get tog...


>
> > Austin,
> >
> > Video and still imaging are exactly the same, the only difference is how
> > many images one takes per second.
>
> No Bruce, they are NOT the same thing.  They are viewed entirely
> differently.  Take a look at your VCR and freeze frame an image.  Moving
> they look far better, since the defects in each image are not apparent, as
> the moving image will "smooth" these defects out.  When looking at a still
> image, you are looking at ONE image, and any defects are in and of that
one
> image.
>
> Also, the imaging sensors for video are typically different, and of much
> lower image quality.  They are interline sensors, which have lower imaging
> fidelity, but higher frame rates.

Interesting,

What I know is that Foveon chips are designed for both video and still image
capturing (see "Variable Pixel Size" figure @
http://www.dpreview.com/news/0202/02021102foveonx3tech.asp)

One more point is that... if the hardware is different in digital still
imaging and digital video - as you imply - how does my Casio digital still
camera (and many others) is capable of capturing video? I don't get it...

Hope you'll enlighten me,
Loris.

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