Perfectly fix the out-of-focus problem Canon released new lens firmware in early January

   Someone reported that when using a Canon RF70-200mm F2.8 L IS USM lens, at the 200mm end F2.8 aperture, the recent focus will shift forward 3cm. In response to this problem, Canon immediately investigated and developed new firmware to solve this problem. The new firmware is expected to be released in early January 2020.

Perfectly fix the out-of-focus problem Canon released new lens firmware in early January

In addition to improving the focus accuracy, other bugs will be fixed. If Canon releases a new firmware, we will tell you the latest news as soon as possible.

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