RF 70-200mm F2.8 L IS USM Firmware 1.0.6 is out!


macrumors 68000
Original poster
Mar 26, 2008
If you weren't aware, a front-focusing issue was discovered with this lens when using it at or near minimum focusing distance. Canon promised back in late Dec. they'd have a fix out in early Jan. The fix is now available.

Canon support site

From the readme:
Firmware Version 1.0.6 incorporates the following fix:

・Fixed a phenomenon when performing AF shooting to capture a subject at close-range with the focus distance approximately set to the Tele-end (200mm), the image may become slightly front-focused.