Archived posting to the Leica Users Group, 2001/11/02

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Subject: Vs: Vs: [Leica] Photodo ratings for 35mm Summilux -MASPH and 50mm Summilux-M
From: "Raimo Korhonen" <raimo.korhonen@pp2.inet.fi>
Date: Fri, 2 Nov 2001 18:13:27 +0100

I do agree - that´s why I wrote of Photodo´s "peculiar weighting system" - the decreased performance in the extreme corners is insignificant.
All the best!
Raimo
Personal photography homepage at http://personal.inet.fi/private/raimo.korhonen

- -----Alkuperäinen viesti-----
Lähettäjä: David Rodgers <drodgers@swiftnet.com>
Vastaanottaja: leica-users@mejac.palo-alto.ca.us <leica-users@mejac.palo-alto.ca.us>
Päivä: 02. marraskuuta 2001 2:23
Aihe: Re: Vs: [Leica] Photodo ratings for 35mm Summilux -MASPH and 50mm Summilux-M


>Raimo,
>
>And in practice, the extreme corners of the frame are most often out of 
>focus and meaningless when shooting at wide apertures. I can only think of 
>a few applications where the corners are really important. Take, for 
>instance, landscapes or architectural shots where corner to corner razer 
>sharpness is important. These are best shot at middle and small apertures, 
>and with the use of a tripod.
>
>Dave
>
>At 06:15 PM 11/1/2001 +0100, you wrote:
>>When you look at the graphs you notice that the performance of the 35 
>>drops off steeply at the extreme corners of the frame. This and the 
>>peculiar weighting system of Photodo may be the reason.
>>All the best!
>>Raimo
>>Personal photography homepage at 
>>http://personal.inet.fi/private/raimo.korhonen
>


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