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Re: [OM] E-P1 on CNET $750 mfr price for body

Subject: Re: [OM] E-P1 on CNET $750 mfr price for body
From: "Sue Pearce" <bs.pearce@xxxxxxx>
Date: Tue, 16 Jun 2009 21:56:19 -0500
I didn't know they smoked that stuff in Grinnell.

Bill Pearce
> I believe a future generation of sensors will actually measure the
> wavelength of the light falling upon each pixel position. Current sensor
> technology uses colored filters to create a subtractive color-matrix to be
> used inversely in an additive color-matrix during image recreation. 
> However,
> instead of colored filters, a sensor's bucket could be variable-depth and
> would "resonate" to the wavelength of the light hitting it. The variable
> depth could be accomplished by something like multiple layers of
> liquid-crystals which are activated instantly and in progression to
> effectively shorten the depth of the sensor's pixel column.  In case this
> sounds familiar, this is the basis of a laser.
>
> A filterless sensor would be completely free from the limitations of the
> current arrays and would be totally free from colorspace issues as there 
> is
> absolutely no color subtractive/additive processing going on. 
> Inotherwords,
> yellow is captured as yellow, not a combination of green and red.
>
> Another variation of the theme would be to have each pixel "bucket" using 
> a
> variable color filter (using the anti-reflection coatings in lenses)
> throughout the depth of the bucket and the sensor itself would respond to
> the light at the depth corresponding to the color hitting that bucket.
> Again, the greater the depth of the bucket, the greater the potential 
> range
> of wavelengths that can be captured.
>
> AG
> -- 
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