While I think the current RGB sensors may not be up to what I like to do, there are some clear advantages to direct digital image capture. I think a true high-res B&W sensor could be terrific. I'm just not sure the market is large enough for the big companies to address (at reasonable cost). So, here's a modest (and probably very naive) proposal: Perhaps someone with an old digital camera that is now worthless could take a Q-tip and see if the filters on the sensor will dissolve off with something like lacquer thinner without ruining the sensor. Then maybe some of our software gurus can figure out how to take the raw file format data and get it into a useable, high-res B&W form. It sounds like a B&W version of the new Canon 11 MP camera could be an amazing machine. Maybe a letter-writing campaign to Canon is in order. The latest Pop Photo has an article on the latest 16.6 MP Kodak ($12K) back for the Hasselblad The sensor size is really only 36.7 mm square. So, the full frame 35mm Canon 11 MP sensor is about the same resolution if the image is cropped to that aspect ratio. The magazine has a comparison of the CCD back image with Porta 160, and the digital back appears to win by a fair margin. So, a Canon 11 MP true B&W sensor (with RGB filters eliminated) might be a real winner. Paul http://www.PaulRoark.com
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B&W digital sensors -- modest proposal
2003-09-29 by Paul Roark
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