Questions & Answers for: Sigma trv900 focus repair

...focus. Any tips on what is wrong and how to repair? Cleans those contacts on the lenses as well as the camera. Still no luck. Take that lenses to store and try it out on store camera. ...

...repair people had fixed a problem in the auto focus (he had no other information). So the solution here is going to a place to repair your lens. if someone finds the cause of this problem it would be ...

...focus. Never been dropped. If not mounted it's in its case. Also the finish did not hold up, it started peeling off right away. I'm wondering if it can be fixed, or if its worth it. I would say it is ...

...focus down to 0.4m (15"). The lens comes with an automatic one year manufacturer's warranty, which extends by another three years if you registered the warranty so I suggest that you return the lens ...

focus. Most likely, time for repair, and if in warranty, contact Sigma repair via Sigmaphoto.com. You dont say what fit your lens is have you trided to use it in manual focus if its ok then it not the

...repair shop because your description sounds like the auto-focus motor gear has failed. If in warranty, check out Sigmaphoto.com for repair sites and also download the SIGMA_SERVICE_REQUEST.PDF. I've ...

focus is werking up site down Focus is good working only when the camera is upside down. The camera needs repaired.

...focus and i think the aperture not working Your problem may be a broken zoom ribbon. If the lens works OK in manual focus this could be it. You'll need a professional repair which is not

...lens so the focus mechanism is close to the bayonet. It is not very hard to repair, but is better if you send to a Sigma Service Station. Normally the mechanism is stuck due to a fall or strong

...repair. If auto focus is only non functional on the Sigma 170-500mm and you can manual focus then the probable problem may be a broken ribbon cable in the lens itself. This will need to be replaced. ...