Announcement regarding AF accuracy in EOS-1D Mark III and EOS-1Ds Mark III cameras
We have learned that some EOS-1D Mark III and EOS-1Ds Mark III digital SLR cameras have a problem in the accuracy of the AF (autofocusing) feature.
If an AF point other than the center AF point is used, focus may become soft.
Free AF accuracy checks and adjustments will be provided to affected products. To have your product repaired, please contact one of our . They will provide you all details regarding shipment and repair procedure.
authorized service facilities Supplementary information:
Based on the comments and suggestions of professional photographers, we have also created supplementary AI Servo AF information for users to fully utilize the AF capacity of the cameras. Please refer to this information when you shoot with the EOS-1D Mark III and EOS-1Ds Mark III cameras. (AI Servo Auto Focus Manual) Firmware that further specifies error indications based on the details of detected errors is now available. The error indications are specified based on the causes of errors so that adequate support can be provided to customers. Firmware Update
For details about the specified error indications and procedures to download the firmware, please go to the following Web sites:
The above information, together with the provision of free AF accuracy checks and adjustments, allow users to utilize the AF function of the EOS-1D Mark III and EOS-1Ds Mark III with greater assurance.
We offer our sincerest apologies to customers using these products who have been inconvenienced by this issue. Canon always strives to provide the highest quality products to our customers, and we spare no effort in our quality management to make sure our customers can use our products with confidence. We hope our efforts will earn your understanding.
Click here to view all applicable models Click here to close the applicable models list
EOS-1D Mark III
EOS-1Ds Mark III
Did this article answer your question?
Back to FAQ List