Gear Talk > EOS Bodies - For Stills

AFMA Callibration - How much is too much?

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Moody Blues:
So I am setting up the replacement 1DX i received today. On the previous 1DX, I only had to calibrate 2 lenses. the 85L needed +4 and the 24L needed +5. With the new 1DX I am at +17 on the 24L and +12 on the 85L. I needed to give the 135L +4. which required 0 on the last. I know each camera is difference but should the AF be that far off? Maybe i am just being way to picky but would hate to think that the camera took a big jolt during shipping...

Mt Spokane Photography:
1.  You do not know how much each lens is off.
2.  You do not know how much each Camera is off.

All you know is the combination of Camera and lens results.  The 1D X could be right on, and your old camera could be off in the opposite direction such that it compensates for part of the lens errors.
I had a lens that required a +4 on my 5D MK II and  +17 on my 1D MK III.  I sent it in, and they calibrated it using their standard 1D MK III and it was perfect when it came back.
 

Khristo:
"perfect when it came back"

Do you mean after calibration it needed 0 AFMA on both of the cameras?

Mt Spokane Photography:

--- Quote from: Khristo on August 03, 2012, 07:59:04 PM ---"perfect when it came back"

Do you mean after calibration it needed 0 AFMA on both of the cameras?

--- End quote ---
Yes!  The divisions of AFMA are not the same for different models, depending on the lens.

Moody Blues:
I would be interested to see what others have had to AFMA input into their 1DX's.

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