Thank you! I haven't had any issues with my lens. I have had it for two years now, but it didn't come with a docl and Amazon keep sending me...
Thank you! The lens is only two years old. I haven't had any issues, but I keep getting these e-mails from Amazon offering a deal on the dock.
Does anyone use a Sigma telephoto lens and if so, do we really need to purchase the dock to update firmware?
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