Posted by Martin Heffels on 07/02/06 22:55

On Sun, 02 Jul 2006 22:17:40 GMT, "PTravel" <ptravel@travelersvideo.com>
wrote:

>I was thinking more in line with the video equivalent of an audio
>compander -- something that can take the limited range that's available and
>expand it. For example, if Na lights put out light limited to 240-245
>angstroms (I'm just making up numbers here), something that would
>extrapolate on the video so that the lower range fell closer to red and the
>upper range closer to blue would provide a more varied, albeit false,
>coloration.
>
>Hmmm. Have I just invented a new filter?

Want to have Ira Tiffen's e-mail address? :-)

You could with some clever mathematics expand the range and fill in the gap
on your computer, but it won't help you with the environment the
sodium-vapour lamps are lighting. Your green rental car will still look
like it has been "pimped" to black while you were eating in the restaurant
:-) And if you didn't remember the license plate......

cheers

-martin-
--
"If he can he'll smile 'cos he's a Royal Crocodile."

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