Archived posting to the Leica Users Group, 2003/08/27

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Subject: Re: [Leica] Re: Re: Leica 90mm f/4.0 Elmar C prices
From: "animal" <s.jessurun95@chello.nl>
Date: Wed, 27 Aug 2003 19:04:46 +0200
References: <136.23958be7.2c7dbe47@aol.com> <3F4CD801.25CF80EF@pacbell.net>

Beat this I can read it in dutch
simon


> BR
>
> What a dreamer!  Read Huygens Law of Diffraction, then get back to
> me.
>
> Jerry
>
> Afterswift@aol.com wrote:
>
> > In a message dated 8/27/03 12:23:07 AM Pacific Daylight Time,
> > jerryleh@pacbell.net writes:
> >
> > > You really can't reduce diffraction.  It is a physical function.  Look
up
> > >  Huygens Principal of Diffraction.
> > >
> > >  Jerry
> > ------------------------------------
> > That's very true, but isn't it possible to design a lens system in which
> > successive lens elements correct for the diffraction produced by the
initial small
> > entry aperture. That is, the scattered light rays are recombined and
> > refocused as though a wider aperture lens had been used?
> >
> > br
> > --
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>
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In reply to: Message from Afterswift@aol.com (Re: [Leica] Re: Re: Leica 90mm f/4.0 Elmar C prices)
Message from Jerry Lehrer <jerryleh@pacbell.net> (Re: [Leica] Re: Re: Leica 90mm f/4.0 Elmar C prices)