Archived posting to the Leica Users Group, 2008/01/10

[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]

Subject: [Leica] Obsolete Standards Question
From: philippe.amard at tele2.fr (Philippe AMARD)
Date: Thu Jan 10 13:58:39 2008
References: <003401c853d0$a2b4ccc0$e81e6640$@net> <a3f189160801101356g5d052035k9b22da75770d53be@mail.gmail.com>

How does that compare with DIN?
phx
Sonny Carter wrote:

>I think the formula is  Weston  0.8 x ASA  (ISO)
>
>On 1/10/08, Jim Shulman <jshul@comcast.net> wrote:
>  
>
>>I've been pouring through some vintage photo magazines recently, and have
>>seen film speeds referenced as Weston readings.  Does anyone have a
>>conversion chart of Weston to latter-day ISO ratings?
>>
>>
>>
>>Thanks,
>>
>>Jim Shulman
>>
>>Bryn Mawr, PA
>>
>>
>>
>>
>>_______________________________________________
>>Leica Users Group.
>>See http://leica-users.org/mailman/listinfo/lug for more information
>>
>>    
>>
>
>
>
>  
>


Replies: Reply from marcsmall at comcast.net (Marc James Small) ([Leica] Obsolete Standards Question)
Reply from pjleeson at mchsi.com (Philip Leeson) ([Leica] Obsolete Standards Question)
In reply to: Message from jshul at comcast.net (Jim Shulman) ([Leica] Obsolete Standards Question)
Message from sonc.hegr at gmail.com (Sonny Carter) ([Leica] Obsolete Standards Question)