autofocus problems

  1. S

    Autofocus not working on Tamron 28-300mm VC PZD lens (for Canon)

    Hi! I'm suddenly experiencing an auto-focusing issue with my Tamron 28-300mm Pzd VC f3.5-5.6 lens for full frame sensor cameras (Canon mount). I've never encountered this before with this or any other lens. And there was no gradual deterioration: from one day to the next, autofocus just started...
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