Archived posting to the Leica Users Group, 1998/09/20

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Subject: [Leica] Lens wt vs finish->Now question about titanium
From: Frank Dernie <>
Date: Sun, 20 Sep 1998 03:34:34 -0400

Mark Walberg

"So,then, the titanium ones are titanium over brass?  Why do they have to=

make them titanium over brass instead of straight titanium."

Titanium is a fashionable material. The titanium finish on quite a lot of=

photographic hardware is a coating on a cheaper or easier to form materia=
Titanium is slow and expensive to macine and has high surface friction. I=
would be difficult to get a good finish and silky feel. Even the cheapest=

alloys are expensive, but so is brass. Aluminium is also lighter than