[LargeFormat] Re: lens corner definition

[philip Lambert]

try www.hevanet.com/operez/testing.html#65mm-thru-125mm.   or surf looking
for large-format lenses  Philip
----- Original Message -----
From: "Guy Glorieux" <guy.glorieux@sympatico.ca>
To: <largeformat@f32.net>
Sent: Friday, December 08, 2000 2:09 PM
Subject: Re: [LargeFormat] Re: lens corner definition


> Philip,
>
> Do you happen to have the exact URL reference to this table?
>
> Guy Glorieux
> Montreal, Canada
>
>
> There is an excellent
> > lens test table published on the Net by Christopher M. Perez/Kerry L.
> > Thalmann- showing definition in centre, middle and corner of field for
> > dozens of lenses.  The conclusion might be drawn that stopping a lens
down
> > to minimum aperture does not optimise definition.  I expect diffraction
is
> > the problem  F22 or F16 is fine.
> >
> > Philip Lambert
> >
> >
> >
> >
> > _______________________________________________
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> >
>
>
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