CNS 9944-1986
Method of Test for Strain of Optical Glasses (English Version)
- Standard No.
- CNS 9944-1986
- Language
- Chinese, Available in English version
- Release Date
- 1986
- Published By
- Taiwan Provincial Standard of the People's Republic of China
- Latest
- CNS 9944-1986
- Scope
- This standard specifies the determination of optical glass strain (1). Note (1): The so-called strain refers to the birefringence of optical glass due to the existence of internal residual stress. When the thickness of the glass is 1cm, the optical path difference (Optical Path Difference, nm).
CNS 9944-1986 history
- 1986 CNS 9944-1986 Method of Test for Strain of Optical Glasses
