----- Original Message ----- From: "tom" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Thursday, January 25, 2001 2:07 AM Subject: Re: SMC again (was Re: Pentax AF 100 mm f3.5 micro) > Alin Flaider wrote: > > > > Given the expiration of original SMC patents, we might expect that > > most other manufacturers optics must be coated at least up to the > > level of the first SMC lenses. > > Maybe, but even if a patent has lapsed doesn't mean anyone else has > figured out how to do it. I may be confused, but isn't the whole point of the patent, that you publish that information, and once it expires, ANYONE can implement it? Besides several of the companies paid Pentax for the license to at least part of the original SMC. - This message is from the Pentax-Discuss Mail List. To unsubscribe, go to http://www.pdml.net and follow the directions. Don't forget to visit the Pentax Users' Gallery at http://pug.komkon.org.
