[Leica] Image Circles

Bob Adler rgacpa at gmail.com
Wed Jan 16 08:58:13 PST 2019


I think you’re right on Paul. There is a thread on the GetDPI Medium Format forum that concludes exactly this with good examples...
Thanks,
Bob

Bob Adler
www.robertadlerphotography.com

> On Jan 15, 2019, at 5:51 PM, Paul Roark via LUG <lug at leica-users.org> wrote:
> 
> I think it's safe to assume it will not.  Leica is not about to built the
> best, most compact lens for a "35" film/sensor size (minimum image circle
> about 44mm) that would cover the 55mm image circle you need.  All else
> being equal, the larger the circle the lower the quality/$.
> 
> Paul
> www.PaulRoark.com
> 
> On Tue, Jan 15, 2019 at 4:22 PM Robert Adler via LUG <lug at leica-users.org>
> wrote:
> 
>> Hi All,
>> I need some technical help please. I'm trying to find what the size of the
>> image circle on both the 75mm f/2 ASPH and the 135mm f/3.4 ASPH. The real
>> question is will the image circles of these lens cover a sensor size of
>> 43.8mm X 32.9? Is the image circle different at f/2 than f/11?
>> Thanks for your help,
>> Bob
>> 
>> Bob Adler
>> www.robertadlerphotography.com
>> *"Capturing Light One Frame At A Time"*
>> 
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>> 
> 
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