Archived posting to the Leica Users Group, 1998/04/26
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]On 26-04-1998 08:29 Chris Bitmead wrote: >Pascal wrote: >> >> Ricoh has a screwmount lens for the Leica M series: the GR 28mm f/2.8. >> You will have to buy a screwmount to M-bayonet convertor to use it with >> the M however (the M-bayonet is proprietary). > >Since when was it possible to make a bayonet proprietry? I did not mean this in the technical sense of the word, but in the legal sense. But as Marc Small rightly pointed out, the Leica patent on their M bayonet expired in the early seventies. So I'm not sure why Ricoh went the screwmount-way. Maybe because that's easier or cheaper to realize? Pascal - -------------------------------------------------------- t h i n k d i f f e r e n t a p p l e c o m p u t e r - -------------------------------------------------------- <<< PGP public key available on request >>>