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Forum: Canon EOS dSLR Dec 12, 2003, 1:50 PM
Replies: 38
Views: 5,924
Posted By NHL
Eric This an illustration of how an AF...

Eric

This an illustration of how an AF (http://www.canondslr.com/articles/af-how/) is supposed to work, but I don't want to post it because the info is not correct for the 10D since this camera...
Forum: Canon EOS dSLR Dec 12, 2003, 8:03 AM
Replies: 38
Views: 5,924
Posted By NHL
Eric Am I really? I didn't want to get...

Eric


Am I really? I didn't want to get into this but here we go:

Picture a quartz watch. The second hand can move .8s or 1.2s each step because of the mechanical play (ie in integer), but...
Forum: Canon EOS dSLR Dec 11, 2003, 3:05 PM
Replies: 38
Views: 5,924
Posted By NHL
Come to think of it... may be because of too many...

Come to think of it... may be because of too many novices attracted by the low price of Canon's entry level, but it's relatively quiet on the Nikon board regarding focusing issue... May be you're...
Forum: Canon EOS dSLR Dec 10, 2003, 7:47 PM
Replies: 38
Views: 5,924
Posted By NHL
True, but let's deal in integer! ie it's all one...

True, but let's deal in integer! ie it's all one and zero after all (data and clock, the other signals are power and ground)! :lol:

http://www.pbase.com/image/24052778.jpg

If a lens...
Forum: Canon EOS dSLR Dec 10, 2003, 5:54 PM
Replies: 38
Views: 5,924
Posted By NHL
Barthold Exactly! The body is where all the...

Barthold

Exactly! The body is where all the smartness are: the AF sensors and control etc... The lens is basically a "dumb" device even though it transmits aperture, focal lenght, and on some...
Forum: Canon EOS dSLR Dec 10, 2003, 4:20 PM
Replies: 38
Views: 5,924
Posted By NHL
Here's my take on getting Canon to look @...

Here's my take on getting Canon to look @ focusing problems... Would a $70 EF-50mm f/1.8 (which everyone should own) and a 10D/300D make a *system* if anyone has a front back/focus issue? Isn't it...
Forum: Canon EOS dSLR Dec 9, 2003, 7:42 PM
Replies: 38
Views: 5,924
Posted By NHL
Well... it goes both way if you push the camera...

Well... it goes both way if you push the camera ISO to 400 an f/2.8 would still get you a faster speed than a slower lens, and depending on what you try to capture that could make the difference! ...
Forum: Canon EOS dSLR Dec 9, 2003, 2:52 PM
Replies: 38
Views: 5,924
Posted By NHL
I have nothing against it, it's more affordable...

I have nothing against it, it's more affordable of course but at f/5.6 you'll need more daylight! :wink:

IS will help to shoot handheld at lower shutter speed, but then for action shot you can't...
Forum: Canon EOS dSLR Dec 9, 2003, 1:20 PM
Replies: 38
Views: 5,924
Posted By NHL
What about the Sigma 70-200mm F2.8 EX APO HSM...

What about the Sigma 70-200mm F2.8 EX APO HSM that Eric put out? It's of high quality constant f/2.8 with APO(ie no purple fringing), Ultrasonic HSM(fast quiet AF with full time manual overide), and...
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