标准号:BS EN ISO 7944-1998
中文标准名称:光学和光学仪器.基准波长
英文标准名称:Optics and optical instruments - Reference wavelengths
标准类型:N30
发布日期:1998/8/15 12:00:00
实施日期:1998/8/15 12:00:00
中国标准分类号:N30
国际标准分类号:11.040.70
适用范围:This International Standard specifies two reference wavelengths to be used for the characterization of optical materials, optical systems and instruments, as well as ophthalmic lenses. It defines the associated principal refractive indices and principal dispersions, as well as the Abbe numbers with regard to these reference wavelengths and principal dispersions.