Archived posting to the Leica Users Group, 2005/03/19

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Subject: [Leica] Digital cameras with large aperture lenses
From: dorysrus at mindspring.com (Don Dory)
Date: Sat Mar 19 17:25:44 2005

Frank,
As almost all 50mm lenses are double Gauss designs, variation will be
quite small.  The exception is the new 50 ASPH which has a design partly
based on a retro focus rig.  Could be quite interesting as the design is
similar to the 35 ASPH.  Just a WAG, but could Leica be creating a
series of lenses that will work quite well in a digital domain?

Don
dorysrus@mindspring.com

-----Original Message-----
From: lug-bounces+dorysrus=mindspring.com@leica-users.org
[mailto:lug-bounces+dorysrus=mindspring.com@leica-users.org] On Behalf
Of Frank Filippone
Sent: Saturday, March 19, 2005 8:18 PM
To: Leica Users Group
Subject: RE: [Leica] Digital cameras with large aperture lenses

Thanks Henning, that helped a lot.....

So for a specific lens FL is there a point of Iris size and nodal
placement
where this is no longer an issue?  ie, are ALL F2 50mm Lneses equally
bad?
( Put in your own brand,  FL and Max F stop here... it does not
matter...)....  Are the specs on a given FL about the same, regardless
of
brand name?

This is now getting really interesting.......there is a lot to
learn.....and
a lot more to understand.....


Frank Filippone
red735i@earthlink.net


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In reply to: Message from red735i at earthlink.net (Frank Filippone) ([Leica] Digital cameras with large aperture lenses)