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What's the deal with the X-T5 autofocus?

Started 4 months ago | Discussions thread
Truman Prevatt
Truman Prevatt Forum Pro • Posts: 14,596
Re: Sony A1 focus problems
2

yomimoi wrote:

baobob wrote:

No automatic process is perfect... You notice that all modern camera do have an EC feature to correct errors in AE. same all cameras have AF+MF, AF checking and so on...

No GPS is 100% reliable, etc ...

Some cameras need as you stated a bit more effort than others to achieve the same result. May be instead to be a disaster, or an "abyssal" issue according to one reviewer, it is an asset, forcing the user to understand how the system works and what he is precisely demanding.

I mean, no one expects perfection. Again, just a good enough performance to be able to trust the tools one is using.

Oh come on - no offense meant - many here expect perfection which is why these food fights keep coming up.  AF and tracking are statistical processes.  No, let me repeat NO,  systems estimating a stochastic process is perfect.  In fact - perfect doesn't exist.  What does is probabilities.  On Fuji - change AFC priority from release to focus and the probability of focus changes (goes up).  Change tracking parameters to better match the motion of the subject, the probabilities of success (good focus) goes up.

People like Morris who understands both his subject and his tools knows how to set his parameters to produce wonderful images.  It's not the camera - it's the skill of the person behind the camera using a sophisticated tool.

However, many here expect to remove the camera from the box, pop in a battery and slap on a lens which may are may not have high speed linear focusing motors to just work and make generate a 100% perfect focus rate.

I wish them luck.  It won't happen - with any camera.

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Truman
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