Date: Tue, 10 Jun 2003 16:29:04 -0500
From: "Ed Matthew" <[EMAIL PROTECTED]>

> > BTW A system which *really* changed the mount
twice
> > was Mamiya (their 35mm system). Their ZEX system
was
> > way ahead of others at its time but it meant a
second
> > change in lens mount within 2 or 3 years. The ZEX
> > mount was the first fully electronic lens-body
> > interface.
>

> Mamiya changed their 35mm system mount more than
twice.
> They used the 42mm screw mount through 1975, adding
the XTL bayonet in 
> 1971. 
> The 1971 NC1000 had a different bayonet.The
electronic ZE mount, not 
> compatable with the NC mount appeared in 1980.
>
> Regards,
> Ed

Thanks for pointing this out. BTW I believe the NC1000
appeared in 1978 (?) just two years before the ZE(X)
mount. 

best wishes,
Alexander

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