Sigma UK has announced the SRP of the new 17-70mm F2.8-4 DC OS HSM lens. Mainly used for general-purpose photography, this everyday lens covers a range equivalent to 25.5-105mm on a 35mm camera. The Canon version will go on sale at the end of January and the Nikon variant will be available by the end of February. Sigma, Sony and Pentax fit will follow (the latter two without the Optical Stabiliser). The suggested retail price is £449.99.