Archived posting to the Leica Users Group, 1997/09/28

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Subject: Canon .95, 1.4 LTM and 50 Summicron resolution tests
From: Stephen <cameras@jetlink.net>
Date: Sun, 28 Sep 1997 17:50:04 -0700
 
BIRKEY, DUANE wrote:

> For those of you who like resolution figures!!
>
> >From Camera 35 April/May 1968                          Aug/Sept. 1969
>
>         Canon 50mm f/0.95  Canon 50mm 1.4        Leica Summicron M
> 50mm
>                          # 26249                          #113842
>  2294318
> f/      center  edges     center        edges   center  edges
> 0.95    40      28
> 1.4     40      28      40      28
> 2       40      48      40      28      68      48
> 2.8     40      48      56      34      80      56
> 4       40      48      56      40      80+     56
> 5.6     56      56      68      48      80+     68
> 8       56      56      68      56      80+     80+
> 11      56      56      68      56      80      80
> 16      56      56      56      56      68      68
> 22                      56      48
>
> Incidently the Canon SLR lens 50 1.4 FL  tested in the same issue had
> higher resolution than the CTM rangefinder lenses listed above.
>
> Duane Birkey
> HCJB World Radio
> Quito Ecuador