No, may be just infinity and 1:50. If you are interested on using the lens
for copy work, at closest focusing distance too.
C.H.Ling
----- Original Message -----
From: "bobby kwok" <bbk2000hk@xxxxxxxxxxxx>
To: <olympus@xxxxxxxxxxxxxxx>
Sent: Wednesday, May 30, 2001 7:39 PM
Subject: Re: [OM] 35-80/2.8: Distortion at 35mm
> 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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> >
>
>
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