GB 11239-1989The operation microscope (English PDF)
手术显微镜
GB 11239 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| GB/T 11239.1-2025 | Optics and photonics—Operation microscopes—Part 1: Requiremnts and test methods | Valid |
| GB 11239.1-2005 | Operation microscopes Part1: Requirements and test methods | Obsolete |
| GB 11239-1989 | The operation microscope | Obsolete |
GB 11239-1989 is obsolete. It has been replaced by GB 11239.1-2005. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
State Bureau of Technical Supervision
Level / Type
National · Mandatory
Issue date
March 31, 1989
Implementation date
January 1, 1990
Scope
GB 11239-1989 is the English-translated version of 手术显微镜.
GB 11239-1989 is the Chinese national standard "The operation microscope". It was issued on March 31, 1989 by the State Bureau of Technical Supervision, and took effect on January 1, 1990. It is obsolete: it has been replaced by GB 11239.1-2005.
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Document preview — GB 11239-1989
National Standard of the People's Republic of China
Issued by: State Bureau of Technical Supervision
Contents
- Document data
1 Document data
Sector: National standard (Mandatory).
Issuing body: State Bureau of Technical Supervision.
Date of issue: 1989-03-31.
Date of implementation: 1990-01-01.
Status: obsolete, replaced by GB 11239.1-2005.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
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GB 11239-1989
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