Archived posting to the
Leica Users Group, 2008/01/10
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Subject: [Leica] Obsolete Standards Question
From: marcsmall at comcast.net (Marc James Small)
Date: Thu Jan 10 16:42:54 2008
References: <003401c853d0$a2b4ccc0$e81e6640$@net> <a3f189160801101356g5d052035k9b22da75770d53be@mail.gmail.com> <47869558.5000105@tele2.fr>
At 04:59 PM 1/10/2008, Philippe AMARD wrote:
DIN is a different scale from ASA. Effectively,
every doubling of ASA speed is equivalent to an
increase of 3 in DIN. 21 DIN = 100 ASA, 24 DIN
= 200 ASA. 300 ASA = 27 DIN.
Marc
msmall@aya.yale.edu
Cha robh b?s fir gun ghr?s fir!
Replies:
Reply from philippe.amard at tele2.fr (Philippe AMARD) ([Leica] Obsolete Standards Question- Marc)
Reply from ricc at mindspring.com (Ric Carter) ([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)
Message from philippe.amard at tele2.fr (Philippe AMARD) ([Leica] Obsolete Standards Question)