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 ...

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 ...

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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 ...

Sigma is entering the mirrorless interchangeable lens camera (ILC) market with two new entries, the sd Quattro and sd Quattro H. Both models use Sigma’s Foveon X3 Quattro sensors, and are compatible ...

Sigma today released a firmware update for its sd Quattro cameras. Version 1.04 adds an option to save images in raw 12-bit DNG format, improves the focusing speed of Contemporary, Art and Sports ...

RONKONKOMA, NY--(Marketwired - Apr 4, 2017) - Sigma Corporation of America, a leading DSLR lens, camera, flash and accessory manufacturer, announced today the release of firmware update 1.04 for its ...

The Sigma sd Quattro looks a bit unusual but packs a lot of imaging power, at least on paper. Sigma The EF-630 will be compatible only with the Sigma system when it comes out in July, but will be ...

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 ...

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 ...