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Sigma SD10
The Sigma SD10 digital SLR ($2,000 street) is the second camera to use the innovative Foveon X3 CMOS image sensor (the first was the Sigma SD9. The SD10 employs a second-generation sensor that offers improved low-light sensitivity and lower image noise than the previous model. On the outside, the SD...
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Sigma SD9
The Sigma SD9 ($1,400 street) is the only camera to use the innovative new Foveon X3 chip, the first chip that is sensitive to all three primary colors. Conventional CMOS and CCD image sensors are monochromatic, so they use a mask of colored dots (called a Bayer mask) overlaid on the sensor. Electro...
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