Electromagnetic lens/camera interference
As I mentioned in a previous post, me and my friend Andi Popescu we went to shoot the opening of new factory here in Timisoara. The first part of the event took place at the factory itself in a very large hall where a lot of machines were functioning. After a few minutes we realized that our cameras did not focus properly and we had no idea what was happening. My Canon 70-200F4L lens, which I must say that never missed a shot in the 2 years I owned it, started focusing totally weird. I was about 5 meter away from my subject and when I looked through the viewfinder the subject looked focused...
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