[zhuchai]

如題，等 C 記改善下

[pongyee]

Canon 1D MKIII
300mm f/2.8 lens at f/2.8, AI Servo, Center Point Only
latest firmware v1.2.3, sub-mirror fix performed

We ran a number of test trials with this newly refreshed camera. Here are the results across 5 test trials.

Running Test Trial #1:
21 out of 59 Out of Focus (36% Out of focus)

Running Test Trial #2:
17 out of 70 Out of Focus (24% Out of Focus)

Running Test Trial #3:
19 out of 48 Out of Focus (40% Out of Focus)

Running Test Trial #4:
16 out of 55 Out of Focus (29% Out of Focus)

Running Test Trial #5:
12 out of 46 Out of Focus (26% Out of Focus)

Canon 1D MKIII Overall Average:
31% Out of Focus

Click the image above to see all full size files for test run #4
(29% Out of Focus)

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Nikon D3
300mm f/2.8 lens at f/2.8, C-Focus, Center Point Only
latest firmware v1.11
We ran a number of test trials with this new camera. Here are the results across 5 test trials.

Running Test Trial #1:
14 out of 40 Out of Focus (35% Out of focus)

Running Test Trial #2:
19 out of 42 Out of Focus (45% Out of Focus)

Running Test Trial #3:
17 out of 40 Out of Focus (43% Out of Focus)

Running Test Trial #4:
24 out of 36 Out of Focus (67% Out of Focus)

Running Test Trial #5:
21 out of 41 Out of Focus (51% Out of Focus)

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And the winner is...

Canon 1D MKIII with only 31% Out of Focus

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Source : ProPhoto Home
http://www.prophotohome.com/forum/pro-photo-reviews-articles/76674-canon-canon-1d-camera-canon-mkiii-camera-vs-nikon-nikon-d3-camera-sports-autofocus-showdown.html