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cratermaker

Canon Auto Focus

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I want to thank everyone for their input on the statement "For optimum results, the remote switch you use SHOULD match the focus mode you want to use.". I've gained a lot from the information you've supplied. I feel this subject has about played out now.

Two additional factors that no one spoke of may make some difference. Ma Nature is one. I wonder how the freezing , or near freezing, temperatures at altitude affects your lens focusing operation in freefall? Fall is almost here. It's getting colder up there. The other is the golden orb of death. I wonder how the lighting affects the metering speed that first hour or so at Sunrise and Sunset. Or clouds, if you're close to punching them. (We would not go through them, that would be against FAA regulations) Just seems there's some rather drastic lighting changes at times.

So long and Blue Skies.

Cratermaker

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You go right ahead and shoot a skydive with those settings, just make sure you post the pics so we can all see them - seeing as how the depth of field is less than an inch with those settings at 5 feet, you'd better pray the AF locks on the bridge of their nose and not the tip of it, or you're fucked.



I dont have a 85mm f/1.2 so I havent shot skydive with one. I have shot some with 50mm f/2.0 and I can show some of those. The DOF with this lens is also quite shallow and I dont think it is possible to use hyperfocal technique. AF is the only way to go IMO.



I'm not going to say it's 'impossible'...but it'd be damned hard because of the wide-open aperture. Hyperfocal is more suited to middling range around f8 where most lenses are at their sharpest, anyway.

Nice shots!
Mike
I love you, Shannon and Jim.
POPS 9708 , SCR 14706

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