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Re: [OM] 35-80/2.8: Distortion at 35mm

Subject: Re: [OM] 35-80/2.8: Distortion at 35mm
From: bobby kwok <bbk2000hk@xxxxxxxxxxxx>
Date: Wed, 30 May 2001 19:39:04 +0800 (CST)
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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