出典:Wikipedia
出典:『Wikipedia』 (2011/06/11 11:55 UTC 版)
The Sigma SD1 is a digital SLR camera produced by the Sigma Corporation of Japan. The camera uses a Foveon X3 sensor, which comprises of 3 layers of 4800 x 3200 pixels (46 megapixels), giving much higher spatial resolution than the equivalent Bayer array. The SD1 was announced by Sigma at Photokina 2010 on September 21, 2010.