GB/T 7962.19-2010Test methods of colourless optical glass - Part 19: Abration factor (English PDF)
无色光学玻璃测试方法 第19部分：磨耗度
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
January 14, 2011
Implementation date
May 1, 2011
Scope
GB/T 7962.19-2010 is the English-translated version of 无色光学玻璃测试方法 第19部分：磨耗度.
GB/T 7962.19-2010 is the Chinese standard "Test methods of colourless optical glass - Part 19: Abration factor". Its scope clause reads: This part of GB/T 7962 specifies the test method for the abration factor of colourless optical glass.
This part is applicable to the test on abration factor of colourless optical glass. Its clauses include terms and definitions.
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Document preview — GB/T 7962.19-2010
National Standard of the People's Republic of China
- ICS
- 81.040.01
- Classification
- N 05
- Replacing
- GB/T 7962.19-1987
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Foreword i
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Test apparatus
- 5 Glass specimen under test and standard glass
- 6 Measurement
- 7 Data processing
1 Scope
This part of GB/T 7962 specifies the test method for the abration factor of colourless optical glass.
This part is applicable to the test on abration factor of colourless optical glass.
2 Normative references
The following documents contain provisions which, through reference in this part of GB/T 7962, constitute provisions of this part. For dated references, subsequent amendments to (excluding correction to), or revisions of, any of these publications do not apply. However, parties to agreements based on this part are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest editions apply to this part.
GB/T 903 Colourless optical glass
GB/T 7962.20 Test methods of colourless optical glass - Part 20: Density
3 Terms and definitions
abration factor value obtained by multiplying the ratio of the abration loss (volume) of the specimen to that of the standard glass (K9) by 100 under the conditions that the glass specimen under test and the standard glass are pressed against a rotating disk respectively and ground while adding abrasive […]
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Similar standards
Editions of GB/T 7962.19
| Edition | Title | Revision | Status |
|---|---|---|---|
| GB/T 7962.19-2010 | Test methods of colourless optical glass - Part 19: Abration factor | current edition | Current |
| GB/T 7962.19-1987 | Test methods of colourless optical glass - Part 19: Abration factor | previous edition | Superseded |
This page sells the current edition, GB/T 7962.19-2010. Earlier editions are listed for reference only.
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Related Standards
GB/T 7962.20-2010 — Test methods of colourless optical glass - Part 20: Density
GB/T 7962.18-1987 — Colourless optical glass test methods--Autocollimation test method for refractive index in the ultraviolet and infrared wave band
GB/T 7962.20-1987 — Colourless optical glass test methods--Density
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GB/T 7962.19-2010
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