GB/T 7661-2009
Bubble classes of optical elements (English Version)
- Standard No.
- GB/T 7661-2009
- Language
- Chinese, Available in English version
- Release Date
- 2009
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 7661-2009
- Replace
- GB/T 7661-1987
- Scope
- This standard specifies the terms and definitions, tolerances, decomposition, marking, and test methods for the degree of air bubbles of optical parts materials. This standard applies to the air bubbles and impurities generated during the processing of materials for optical parts.
GB/T 7661-2009 Referenced Document
- GB/T 1185-2006 Surface imperfections of optical elements
- GB/T 13323 Optical drawings
GB/T 7661-2009 history
- 2009 GB/T 7661-2009 Bubble classes of optical elements
- 1987 GB/T 7661-1987 Bubble classes for optical elements
