C.H.
Your mean we have to test lens on
1. minuium distance
2. Infinity
3. 1 Meter
4. 2 Meter
5. 4 Meter
Five setting?
bbk2000hk
--- "C.H.Ling" <chling@xxxxxxxxxxxx> 的郵件內容: >
Testing at 5m is not enough, at least you should
> test it at infinity
> too. Pop photo also test lenses at closest distance,
> in most case the
> distortion is much higher.
>
> C.H.Ling
>
> Olaf Greve wrote:
> >
>
> > Excellent! I hope you can do the test using more
> or less the same strategy
> > as I did (i.e. roughly 5m distance to a brick
> wall, $f5.6, lens' focal
> > length settings: 35mm, 40mm and the long end
> (70mm/105mm)), so we can have
> > some more or less similar pictures.
> >
> > Ah, I used the same wall again for my shots. I
> checked the wall and it's not
> > drunk ;)
> >
> >
>
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