Nikon has developed original technology for each key factor -- including materials, fabrication and measurement -- to make possible these three methods of manufacturing aspherical surfaces.

 
  • 尼康还开发新技术用于每一个关键工艺。包括材料,成型和测量技术,这三个方法是尽可能保证非球面镜制造成功的关键。
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