I received some new information that Sigma is getting close to announcing their new 70-200mm f/2.8 lens that has been rumored for a while. The official release will most likely happen before the Photokina show in September. Sigma already has a patent for a new 70-200mm f/2.8 lens:
The new 70-200mm f/2.8 lens will replace the current 70-200mm f/2.8 EX DG OS HSM version:
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