Sigma has announced two new mirrorless cameras which will use its Foveon X3 image sensor (Quattro generation). The upcoming sd Quattro and sd Quattro H will employ APS-C and APS-H sized versions of ...

I've been reviewing hardware and software, devising testing methodology and handed out buying advice for what seems like forever; I'm currently absorbed by computers and gaming hardware, but ...

Photography News: Sigma Announces Two Mirrorless Cameras Featuring Their Proprietary Foveon X3 Quattro Sensors and SA-Mount Lens Compatibility, as Well as a Wireless TTL-Enabled External Flash ...

Sigma has introduced two new compact cameras, the Sigma sd Quattro and sd Quattro H. Both models feature a Foveon X3 image sensor and are promised to offer high image quality, doing so while retaining ...

The heart of Sigma's cameras is the Foveon sensor, something that is unique to Sigma, with no other manufacturer featuring a Foveon sensor. (Sigma were so keen on the sensor, that they bought the ...

Pricing and Availability Announced for the Sigma sd Quattro Camera, a New sd Quattro Camera and 30mm 1.4 Art Lens Bundle, as Well as New EF-630 Flash Sigma sd Quattro Camera and Sigma 30mm 1.4 DC HSM ...

Sigma introduced the sd Quattro cameras in February, but did not detail pricing or availability. That changed today, with the company (finally) dropping both details: you'll be able to purchase the sd ...

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The Sigma sd Quattro is a unique camera, that lets you use the Foveon sensor with any Sigma lens, and does away with the optical viewfinder and traditional Digital SLR styling. Sigma has decided that ...

Sigma's Foveon sensor technology has long delivered image quality that blows away mainstream cameras—at least at low ISOs. But poor image quality when the ISO is pushed to moderate levels, and a ...

The Sigma sd Quattro H has a very unusual design that's quite unlike any other compact system camera that we've seen before. Measuring 147mm (W) x 95.1mm (H) x 90.8mm (D) and weighing 635grams, it's ...