Excerpt: Sigma’s SD15 is only the company’s fourth digital SLR since 2002 when it introduced the SD9 and was first announced almost two years ago at Photokina 2008. It was since delayed and has only recently made it onto retailers’ shelves.
Excerpt: With its bulky body trumpeting a semi-professional status, Sigma’s new digital SLR - the Sigma SD15 - offers 14.06 effective megapixels. But, because its unique sensor is triple layered, with one silicon-embedded layer of photodetectors each for absorbing red, green and blue, the pixel count for any...
Pros: Compatible with over 40 lenses; unique Foveon X3 CMOS sensor; chunky build and rugged feel.
Excerpt: Key features The Sigma SD15 is the more accessible of Sigma's two DSLR offerings - the other being the colossal 46MP SD1 Merrill. The 14.06MP SD15 uses a True II image processor and produces a crop factor of 1.7x, so you get slightly more reach out of lenses. The ISO range extends from 50-3200.