There will always be a pathological case where it doesn't work. Fortunately, 
the vast majority of things I photograph aren't, so most of the time this would 
be helpful

On March 18, 2016 7:40:10 AM PDT, steve harley <[email protected]> wrote:
>On 2016-03-18 1:50 , Larry Colen wrote:
>> I didn't say that you could reconstitute the original image.  I said
>that
>> you could extract depth information.  For example, the amount of blur
>would
>> tell you that an object is + 20% or -20% of the focus point. It won't
>tell
>> you which, but you'd know it was one or the other.
>
>what if you are photographing a "blurry" subject?

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