Archived posting to the Leica Users Group, 2000/07/24

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Subject: Re: [Leica] ASPH vs Non-ASPH
From: "Roland Smith" <roland@dnai.com>
Date: Mon, 24 Jul 2000 21:29:00 -0700
References: <B5A23B88.14A%pzak@desidero.com.au> <397CA0B3.CCC0F11C@webshuttle.ch>

I am curious.   How does the 35mm Summicron with eyes for the M3 compare to
the other 35mm non-ASPH Summicrons.

Roland Smith
- ----- Original Message -----
From: "Nathan Wajsman" <wajsman@webshuttle.ch>
To: <leica-users@mejac.palo-alto.ca.us>
Sent: Monday, July 24, 2000 1:01 PM
Subject: Re: [Leica] ASPH vs Non-ASPH


> Peter,
>
> Ted has already answered your question very well. I will just add my
personal
> experience. I was in a similar situation in late 98, except that I think
my
> non-ASPH Summicron was the version before yours. I had an opportunity to
get
> the ASPH at a great price. Better yet, I had the chance to borrow an ASPH
and
> conduct my own tests. I took a series of pictures of a statue on Fuji
Velvia,
> with the M6 mounted on a heavy tripod. Given this tripod and the subject,
any
> possibility of movement was eliminated (the wind was not blowing and I was
of
> course using a cable release). I went through all apertures with both
lenses
> and later looked at the slides on a light table with a high-quality loupe.
I
> could see a difference in resolution at f2 and a tiny difference at f2.8.
> >From f4 on I could not perceive any difference between the two lenses. I
> decided to go for the ASPH, partly because I felt like it (so much for
> rationality) and partly because I do shoot a lot wide open.
>
> So, my advice to you is to upgrade only if f2 is an aperture that you use
a
> significant portion of the time. By the way, the ASPH is somewhat bigger,
but
> I assume you already knew that. It is not an issue for me, but may be for
> you.
>
> Nathan
>
> Peter Zak wrote:
>
> > I've found a 35mm Summicron for sale - which has made me seriously think
> > about trading up from my last model non-ASPH 35mm Summicron.
> >
> > Is there any feedback on this move, bearing in mind that all comments
are
> > biased to justify the $$ just spent.
> >
> > Are the ASPH's really that good ?
> >
> > Any suggestions welcome.
> >
> > Regards,
> >
> > Peter Zak.
>
> --
> Nathan Wajsman
> Herrliberg (ZH), Switzerland
>
> e-mail: wajsman@webshuttle.ch
>
> General photo site: http://belgiangator.tripod.com/
> Belgium photo site: http://members.xoom.com/wajsman/
> Motorcycle site: http://www.geocities.com/MotorCity/Downs/1704/
>
>
>
>
>

In reply to: Message from Peter Zak <pzak@desidero.com.au> ([Leica] ASPH vs Non-ASPH)
Message from Nathan Wajsman <wajsman@webshuttle.ch> (Re: [Leica] ASPH vs Non-ASPH)