- Standard No.
- GB/T 7962.2-2010
- Language
- Chinese, Available in English version
- Release Date
- 2011
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
-
GB/T 7962.2-2010
- Replace
-
GB/T 7962.2-1987
GB/T 7962.4-1987
- Scope
- This part of GB/T 7962 specifies the test methods, test procedures and data processing for the optical uniformity of colorless optical glass. This part applies to the measurement of optical uniformity of colorless optical glass with a diameter or side length greater than 100mm and a thickness not less than 40mm.
GB/T 7962.2-2010 Referenced Document
- GB/T 903 Colourless optical glass*, 2019-05-10 Update
GB/T 7962.2-2010 history
- 2011 GB/T 7962.2-2010 Test methods of colourless optical glass.Part 2:Optical homogeneity.Fizeau plano-interferometry
- 1987 GB/T 7962.2-1987 Colourless optical glass test methods--Test method by collimator for optical homogeneity
GB/T 7962.2-2010 Test methods of colourless optical glass.Part 2:Optical homogeneity.Fizeau plano-interferometry has been changed from GB/T 7962.4-1987 Colourless optical glass test methods--Test method by multiple beam spherical interference for optical homogeneity.