12-01-2024 10:21 PM
I was taking photos today and usually i have clean not kinda out of focus photos but today was different. i was looking at my photos and realized one of my photos are kinda out of focus so i reaserch it and found out my lens af cpu could be damaged so i look at my lens and i find this big streak going through each one.and was wonder If this was normal.
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12-02-2024 04:45 AM
Greetings ,
As you can see we both started asking the same questions. This condition is not a normal occurrence and this lens does appear to have seen some neglect or abuse.
If returning the lens is an option I would pursue that. If not, the lens can likely be repaired by Canon. Start by registering the lens in your My Canon account. From there, you can initiate a repair request.
~Rick
Bay Area - CA
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12-02-2024 06:31 PM
No, not ANY camera shop. Some have repair facilities, others could recommend repair services or ship it out for you. Parts availability is a question. You ought to find out if Sigma has a repair service, like Canon does for their products. They could quote you on cost. The lens may or may not be worth repairing, versus buying another one from a good used equipment dealer, like KEH.com, MPB.com, or UsedPhotoPro.com. They give warranties.
12-02-2024 09:38 PM - edited 12-02-2024 09:42 PM
Well this is odd.No matter how close i look at those contacts,none seem to be bent.
Are you referring to the dark strips across the middle group of contacts?Because that's relatively normal.To be sure,clean them with a little alcohol
12-03-2024 02:10 PM
" If damaged, the lens will remain unreliable until it's addressed."
Absolutely, and may not be reliable even if they are not physically dented or gouged out.
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