Rectilinear ultrawide zooms like the Sigma 8-16mm f4.5-5.6 DC HSM can bring a whole new dimension of creative expression to photographers working with APS-C chipped DSLRs.
Unlike fisheye lenses, rectilinear ultrawide lenses keep straight lines straight from frame edge to frame edge but still take in sweeping angles of coverage.
Tips & Tricks for top quality HDR shots from Sigma’s serious compact cameras
Jack Howard
There are number of key things in the feature set of Sigma’s Foveon-chipped compact cameras, theDP1s, DP1x, DP2andDP2sthatadd up to a class of cameras that is, in so many ways, perfect for serious High Dynamic Range Imaging in a very small package.