[filmscanners] Re: Canon IDs vs Pentax 67II

["" <focus@adnc.com>]

Again, it's worth noting that the E-20 can work in both modes, but only gives 
half the
resolution in the "software shutter" mode. There must be something about 
"software shutter"
operation that limits/impairs resolution.

Karl Schulmeisters wrote:

> My understanding of the physics of the imagers is that you get much better
> performance if you keep the imager dark until you take the image.  So the
> image quality does depend on the shutter.  And by keeping the imager dark,
> you don't have to reset it prior to capturing the image so you minimize
> shutter lag.
> ----- Original Message -----
> From: "Austin Franklin" <austin@darkroom.com>
> To: <karlsch@earthlink.net>
> Sent: Sunday, February 09, 2003 12:07 PM
> Subject: [filmscanners] RE: Canon IDs vs Pentax 67II
>
> Hi Karl,
>
> > for SLR digicams, there is a real shutter.
>
> It has to do with the sensor type, and interline sensors, that the cheapo
> digicams use have an electronic shutter.
>
> > That's in part why
> > they have so
> > much better image quality
>
> They have better image quality because the sensors are so much better, not
> because they use a shutter!
>
> > and less shutter lag than consumer
> > digicams.
>
> I don't believe that has anything to do with the shutter, I believe it's the
> sensor and camera design, shutter or not.
>
> > I can elaborate on why later.
>
> Please do ;-)
>
> Regards,
>
> Austin
>
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