JB/T 7799-2014Resolution test strips for lenses of colour photo printers (English PDF)
彩色扩印机镜头分辨率测试片
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
May 6, 2014
Implementation date
October 1, 2014
Scope
JB/T 7799-2014 is the English-translated version of 彩色扩印机镜头分辨率测试片.
JB/T 7799-2014 is the recommended Chinese machinery industry standard for the resolution test strips used with the lenses of colour photo printers and enlargers.
It gives the technical requirements and the test methods for the standard strip on which the overall resolution of a colour enlarging lens is measured, the test piece being made on black and white film.
The standard also deals with the marking, packaging, transport and storage of these strips. GB/T 321 is the document cited in it. It replaces JB/T 7799-1995. Issued on 6 May 2014, it has applied since 1 October 2014.
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Document preview — JB/T 7799-2014
National Standard of the People's Republic of China
- ICS
- 37.040.10
- Replacing
- JB/T 7799-1995
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
1 Foreword
JB/T 7799-2014 was issued by Ministry of Industry and Information Technology of the People's Republic of China on 6 May 2014 and has been in force since 1 October 2014.
It replaces the earlier edition JB/T 7799-1995.
2 Scope
This standard is the recommended Chinese machinery industry standard for the resolution test strips used with the lenses of colour photo printers and enlargers. It gives the technical requirements and the test methods for the standard strip on which the overall resolution of a colour enlarging lens is measured, the test piece being made on black and white film. The standard also deals with the marking, packaging, transport and storage of these strips. GB/T 321 is the document cited in it. It replaces JB/T 7799-1995.
3 Normative references
JB/T 7799-2014 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 321
4 About this standard
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
English translation: about 15 pages
5 Related standards
Other editions:
JB/T 7799-1995 (earlier edition)
6 Classification and status
International classification (ICS): 37.040.10
Prefix JB/T: recommended standard.
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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.
Referenced standards
Normative references
Cited by
Similar standards
Editions of JB/T 7799
| Edition | Title | Revision | Status |
|---|---|---|---|
| JB/T 7799-2014 | Resolution test strips for lenses of colour photo printers | current edition | Current |
| JB/T 7799-1995 | Resolution test strips for lenses of colour photo printers | previous edition | Superseded |
This page sells the current edition, JB/T 7799-2014. Earlier editions are listed for reference only.
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