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AF Speed - Canon 50mm f/1.4
ptys007
240 views
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AF Speed - Canon 100-400mm f/4.5-5.6L IS
ptys007
339 views
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AF Speed - Canon 100-400mm f/4.5-5.6L IS through VF
ptys007
233 views
Manually defocused each time.
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AF Speed - Canon 100mm f2.8L Macro IS
ptys007
311 views
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AF Speed - Canon 100mm f2.8L Macro IS through VF
ptys007
150 views
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AF Speed - Tokina AT-X 107 AF DX 10-17mm f/3.5-4.5 Fisheye
ptys007
4,671 views
Canon mount. The AF motor sounds almost exactly the same as 50-135. Since its minimum focus distance is 5.5 in. (14 cm), real life AF speed is very quick, as it only uses ...
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AF Speed - Canon 24-105 f4 L IS
ptys007
11,899 views
AF is zippy, as you can see. This is 5D II viewfinder.
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AF Sound - Canon 24-105 f4 L IS
ptys007
29,840 views
One can barely hear anything. AF is quick and there was never any hunting in daylight. In live view AF, it finds focus much faster than micromotor driven lenses like 35 f/2...
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AF Speed - Tamron 200-400 F/5.6 LD
ptys007
7,831 views
This is at 200 and 400 mm. It's noticeably slower at 400.
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AF Sound - Tamron 200-400 F/5.6 LD
ptys007
6,478 views
Canon mount. The shutter sound is for comparison - Canon XTI
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