JB/T 9426.1-2011Lens for motion picture camera - Part 1: Fixed focal length and zoom lens for motion picture camera (English PDF)
电影摄影物镜 第1部分：定焦距和变焦距电影摄影物镜
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
December 20, 2011
Implementation date
April 1, 2012
Scope
JB/T 9426.1-2011 is the English-translated version of 电影摄影物镜 第1部分：定焦距和变焦距电影摄影物镜.
JB/T 9426.1-2011 is the first part of a recommended Chinese machinery industry standard on lenses for motion picture cameras, and it covers the fixed focal length lens and the zoom lens.
The part gives their basic parameters and dimensions, the technical requirements, the test methods and the inspection rules, and the provisions on marking, packaging, transportation and storage.
It applies to 35 mm and 16 mm cinematography lenses of both kinds, while anamorphic lenses, fish-eye lenses and other special-purpose cinematography lenses lie outside it.
Its classifications are N43 and 37.060.10. Among the standards it quotes are GB/T 13384, JB/T 8251, JB/T 9329 and JB/T 9426.2. It replaces JB/T 9426.1-1999.
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Document preview — JB/T 9426.1-2011
National Standard of the People's Republic of China
- ICS
- 37.060.10
- Replacing
- JB/T 9426.1-1999
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- Foreword
- Scope
- Normative references
- About this standard
- Related standards
- Classification and status
1 Foreword
JB/T 9426.1-2011 was issued by MIIT on 20 December 2011 and has been in force since 1 April 2012.
It is one of 6 parts of the JB/T 9426 series.
2 Scope
This standard is the first part of a recommended Chinese machinery industry standard on lenses for motion picture cameras, and it covers the fixed focal length lens and the zoom lens. The part gives their basic parameters and dimensions, the technical requirements, the test methods and the inspection rules, and the provisions on marking, packaging, transportation and storage. It applies to 35 mm and 16 mm cinematography lenses of both kinds, while anamorphic lenses, fish-eye lenses and other special-purpose cinematography lenses lie outside it. Its classifications are N43 and 37.060.10. Among the standards it quotes are GB/T 13384, JB/T 8251, JB/T 9329 and JB/T 9426.2. It replaces JB/T 9426.1-1999.
3 Normative references
JB/T 9426.1-2011 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 13384
JB/T 8448.1
JB/T 8251
JB/T 9329
JB/T 9426.2
JB/T 9426.3
JB/T 9426.4
JB/T 9426.5
JB/T 9426.6
4 About this standard
Issued by: MIIT
English translation: about 15 pages
5 Related standards
Other parts of this standard:
JB/T 9426.2-2011 — Part 2: Series of motion picture camera Lenses
JB/T 9426.3-2011 — Lenses for motion picture camera - Part 3: Distance and aperture scale markings
JB/T 9426.4-2011 — Lenses for motion picture camera - Part 4: Bayonet lens mount (type I) for 35mm motion picture camera lens
JB/T 9426.5-2011 — Lenses for motion picture camera - Part 5: Threaded lens mount (type C) for 16mm motion picture camera lens
JB/T 9426.6-2011 — Motion picture camera lenses - Part 6: Methods for determining performance of motion picture camera lenses
6 Classification and status
International classification (ICS): 37.060.10
Prefix JB/T: recommended standard.
......
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
- GB/T 13384General specifications for packing of mechanical and electrical product
- JB/T 8448.1Technical specifications of sealing products for transformers and similar products - Part 1: Rubber sealing products
- JB/T 8251Colour contribution index of camera lenses
- JB/T 9329Instruments - Basic environmental conditions and test methods for transportation and storage
- JB/T 9426.2Lens for motion picture camera - Part 2: Series of motion picture camera Lenses
- JB/T 9426.3Lenses for motion picture camera - Part 3: Distance and aperture scale markings
Cited by
- JB/T 9426.4-2011Lenses for motion picture camera - Part 4: Bayonet lens mount (type I) for 35mm motion picture camera lens
- JB/T 9426.5-2011Lenses for motion picture camera - Part 5: Threaded lens mount (type C) for 16mm motion picture camera lens
- JB/T 9426.6-2011Motion picture camera lenses - Part 6: Methods for determining performance of motion picture camera lenses
Similar standards
Editions of JB/T 9426.1
| Edition | Title | Revision | Status |
|---|---|---|---|
| JB/T 9426.1-2011 | Lens for motion picture camera - Part 1: Fixed focal length and zoom lens for motion picture camera | current edition | Current |
| JB/T 9426.1-1999 | Lens for motion picture camera - Part 1: Fixed focal length and zoom lens for motion picture camera | previous edition | Superseded |
This page sells the current edition, JB/T 9426.1-2011. Earlier editions are listed for reference only.
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Related Standards
GB/T 13384-2008 — General specifications for packing of mechanical and electrical product
JB/T 8251-1999 — Colour contribution index of camera lenses
JB/T 8448.1-1996 — Seals for transformer-type products - Technical specifications - Part 1: Rubber seals
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JB/T 9426.1-2011
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