Archived posting to the Leica Users Group, 1999/01/24
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Bill and Mark, Please read the two articles in Leica Fotografie, 6/97 aand 7/97 "Aspherics- The Optician's Magic Word," and "Aspheric Technologies" in which the approach of Leica and their methods of fabricating these elements is set forth in some detail. Although Japanese companies have used a hybrid approach, glass and plastic, Leica has not - at least from what I read in these articles. Dick - ------------ Dick Hemingway Plano, TX