Sigma Japan has announced its 70-200mm F2.8 EX DG OS HSM image-stabilised fast telezoom is now available in Pentax K-mount and will be available in Sony Alpha mount from the end of this month. In the US market, they will be available from mid-December and January respectively at a retail price of $2,470. The company has also announced its EF-610 DG ST flashgun will be available for Canon cameras from December at a recommended retail price of $400.

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