Optics and optical instruments—Reference wavelengths
IDT ISO 7944:1998
全国光学和光子学标准化技术委员会(SAC/TC 103)
本标准规定了两种用于表示光学材料、光学系统和光学仪器以及眼镜镜片的参考波长，并规定了主折射率、主色散以及两种参考波长和主色散的阿贝数。
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