Much like the Sigma DP1 Merrill($648.00 at Amazon), the DP2 uses a Foveon X3 image sensor. This design uses three layers to record information, each one sensitive to a different color channel.

Much like the Sigma DP1 Merrill, the DP2 uses a Foveon X3 image sensor. This design uses three layers to record information, each one sensitive to a different color channel. Traditional digital ...

Our team tests, rates, and reviews more than 1,500 products each year to help you make better buying decisions and get more from technology. The Sigma dp2 Quattro is a strange-looking camera that ...

The Quattro ($469.99 at Amazon) doesn't look like any other camera on the market. From the front it looks wider than it should be when you consider it captures standard 3:2 aspect ratio images—its ...