Archived posting to the Leica Users Group, 2003/10/30
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Frank As you know, brass is even denser than steel! Jerry Frank Dernie wrote: > The "titanium" lenses for the M are all brass lenses with a titanium > oxide coating as a durable attractive finish. They are MUCH heavier > than the black lenses (which are anodised aluminium) because brass is > even denser than titanium. > cheers > Frank > On Thursday, October 30, 2003, at 07:38 pm, B. D. Colen wrote: > > > To say nothing of the titanium lenses for the M...like the old 35 > > Summilux ASPH... > > > > -----Original Message----- > > From: owner-leica-users@mejac.palo-alto.ca.us > > [mailto:owner-leica-users@mejac.palo-alto.ca.us] On Behalf Of Karen > > Nakamura > > Sent: Thursday, October 30, 2003 2:06 PM > > To: leica-users@mejac.palo-alto.ca.us > > Subject: Re: [Leica] My Leica M digital solution > > > > > > > >> titanium is heavier than Aluminium. ... AFAIK the only sound > >> engineering (rather than fashion/styling) use of titanium was in the > >> syncromesh rings of Porsche 911 gearboxes where the high natural > >> friction was used to good effect. > > > > > > > > What about the titanium shutter foil used in Nikon rangefinders, > > Hasselblad 2000 series SLRs, and some others? > > > > Karen > > > > -- > > Karen Nakamura > > http://www.photoethnography.com/ClassicCameras/ > > -- > > To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html > > > > -- > > To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html > > > > -- > To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html - -- To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html