Panasonic S1II studio scene: how does the speedy Lumix perform?
When you use DPReview links to buy products, the site may earn a commission. Photo: Richard Butler With the release of the S1II, Panasonic became the second company to market a camera with a "Partially Stacked" sensor, which uses more sophisticated readout circuits to get data off the sensor faster than possible with existing BSI designs. dpreview.com »