I think the 70-200 has a minimum fofus of 4 feet and that mayvary somebased on the focal length you've dialed in. Double check that you aren't shooting at MFD.
JohnfromPA Cream of the Crop 10,640 posts Likes: 1270 Joined May 2003 Location: Southeast Pennsylvania More info | Feb 10, 2013 19:30 | #16 I think the 70-200 has a minimum fofus of 4 feet and that mayvary somebased on the focal length you've dialed in. Double check that you aren't shooting at MFD.
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Feb 10, 2013 22:55 | #17 Here it is. 6D I EF 24-70 F4L I SIGMA 70-200 2.8 OS SPORT
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YogiBear Goldmember 1,492 posts Likes: 3 Joined Feb 2009 Location: League City, TX USA (Houston) More info | Feb 11, 2013 09:41 | #18 Yep. Still back-focused. What was your distance to the subject? Canon EOS 7D | EF-S 17-55mm f/2.8 IS USM | EF-S 55-250mm f/4.0-5.6 IS |
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hdgiles Member 160 posts Likes: 17 Joined Feb 2009 Location: Athens, Georgia More info | Feb 11, 2013 10:11 | #19 I ran your numbers through a DOF calculator and guessed 4 feet distance from the lense to the PC board and it came up with a DOF of 0.03 feet.
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Feb 11, 2013 12:39 | #20 I have used my 50 1.8 @ f/3.2 , 28-135mm @ f/8 , 11, 5.6 at a variety of distances. Does same thing. I purchased a 50d last night, I want to see what how it does. 6D I EF 24-70 F4L I SIGMA 70-200 2.8 OS SPORT
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