Archived posting to the Leica Users Group, 1999/10/23
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Minolta had marketted "achromatic coating" in the late 50's when its first SLR, SR-2, was introduced. It had two-layer coating, and its dark green reflection was quite unique at the time. - -----Original Message----- >From: Mike Johnston [mailto:michaeljohnston@ameritech.net] >Sent: Wednesday, October 20, 1999 11:13 AM >To: leica-users@mejac.palo-alto.ca.us >Subject: [Leica] Thou insulteth Takumar, Sir? >Dan, the Takumar in question is a used lens, more than 25 years old. It >is well built. It focuses more smoothly than any other lens I have ever >used, including any Leica or Zeiss lens. It has spherical surfaces where >other 50/1.4's have flat surfaces; it was among the first lenses on the >market with multicoating. Pentax beat even Zeiss's first multicoated >lens to market. In the late '60s and early '70s both Zeiss and Pentax >were working with Optical Coating Laboratories (? I have a poor memory >for descriptive names), which invented multicoating for the space >program. Every surface is fully multicoated, not often the case on many >lenses today. I don't know when Leitz's first multicoated lens came to >market, but Nikon's first was the 35mm f/1.4 in I believe 1977, some 5 >years later.