Sigma confirms Autofocus issues

Sigma UK has confirmed autofocus issues with some recently produced telezoom lenses. Possibly affected are the following lenses:

  • APO 50-500mm F4.5-6.3 DG OS HSM, serial numbers between 10633051 and 10972000
  • APO 120-400mm F4.5-5.6 DG OS HSM, serial numbers between 10574001 and 10972000
  • APO 150-500mm F5-6.3 DG OS HSM, serial numbers between 10674301 and 10972000

Read more at the site dedicated to the problem – click here.

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