Archived posting to the Leica Users Group, 2008/12/02

[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]
Subject: [Leica] Epson R-D1 users.........
From: henningw at archiphoto.com (Henning Wulff)
Date: Tue Dec 2 13:56:00 2008
References: <011d01c954af$4d165910$80f510ac@chris0436b6050> <p06230901c55b3aef711e@[10.0.1.200]> <00db01c954b4$556c57e0$004507a0$@net>
 
>Henning.. is this really correct?  5 stops down in the corners for the 15
>for the lens alone?  Or is that INCLUDING the vignetting ( or whatever you
>might call it)  caused by the sensor and oblique rays?
>
>I don't get that much at all on film......
>
>Frank Filippone
>red735i@earthlink.net
>
>
>
>
>>How is the performance of the CV 21/f4 or the 12/5.6 on the R-D1? I
>>have the 21 and 15, but not the 12.
>
>
>
>Both vignette a bit less than the 15. The 15 is about 5 stops down in
>the corners, and the 12 and 21 are more like 4 stops.
>
>--
>     *            Henning J. Wulff
>


It's the total; lens, sensor, etc. When shooting an evenly lit 
surface the very corners are five stops down.


-- 
    *            Henning J. Wulff
   /|\      Wulff Photography & Design
  /###\   mailto:henningw@archiphoto.com
  |[ ]|     http://www.archiphoto.com
Replies: Reply from red735i at earthlink.net (Frank Filippone) ([Leica] Epson R-D1 users.........)
 In reply to: Message from leicachris at worldnet.att.net (Chris Williams) ([Leica] Epson R-D1 users.........)
Message from henningw at archiphoto.com (Henning Wulff) ([Leica] Epson R-D1 users.........)
Message from red735i at earthlink.net (Frank Filippone) ([Leica] Epson R-D1 users.........)