Thank you for using Canon products.
We have confirmed that in certain camera settings and shooting conditions, the phenomenon described below may occur in images captured by the EOS 7D Digital SLR camera.
We offer our most sincere apologies to customers using this product who have been inconvenienced by this issue. Going forward, we will 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.