Sigma announced the launch of the DP1, a compact digital DSLR, in the Spring. Sigma DP1 is equipped with the FOVEON X3 14 Megapixel direct image sensor, a 16.6mm F4 lens designed for DP1, ISO 800 sensitivity and a 2.5-inch LCD display. DP1 accepts SD and SDHC cards and supports USB 2.0 connectivity. It measures [...]