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Database: 365,228(8 Aug 2026)

Timing in scientific research instruments

Timing in scientific research instruments, Total:190 items.

The international standard classification for "Timing in scientific research instruments" includes: Ophthalmic equipment , Horology in general , Watches .

The Chinese standard classification for "Timing in scientific research instruments" includes: Medical optical instrument and endoscope , Horology , Office supplies and office implements , Petroleum drilling & production equipment and instrument .


Professional Standard - Medicine

国家发展和改革委员会

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

  • GB/T 26693-2011 Timekeeping instruments - Movements - Types, dimensions and nomenclature
  • GB/T 4028-1994 Timekeeping instruments-Symbolization of control positions
  • GB/T 22776-2008 Tolerances and fits for timekeeping instruments - Tolerances of plastic parts
  • GB/T 22775-2008 Gears for timekeeping instruments—Contrate gears
  • GB/T 4028-2013 Symbolization of Control Positions for Timekeeping Instruments

Professional Standard - Light Industry

  • QB/T 2092-1995 Gears for Timekeeping Instruments - Contrate Gears
  • QB 1988-2007 Radioluminescence for time measurement instruments-Specification
  • QB/T 2899-2007 Timekeeping instruments-Conditions for carrying out checks on redioluminescent deposits
  • QB/T 1989-1994 Tolerances for chronograph instruments and tolerances for mating plastic parts
  • QB 1988-1994 Radioluminescence Powder for Time Measurement Instrument and its Coating Component
  • QB/T 1538-1992 Rules for Compilation of Product Code Names of Timing Instruments Tables, Clocks, and Timers

国家市场监督管理总局、中国国家标准化管理委员会

  • GB/T 40673-2021 Timekeeping instruments—Conditions for carrying out checks on radioluminescent deposits
  • GB 38455-2019 Ophthalmic instruments—Ophthalmometers
  • GB/T 26693-2019 Timekeeping instruments—Types,dimensions and nomenclature of watch movements

Professional Standard - Agriculture

未注明发布机构

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

  • GB/T 34839-2017 Timekeeping instruments-Designs and dimensions of crowns and sealed tubes

Hebei Provincial Standard of the People's Republic of China

  • DB13/T 5775-2023 Open and shared service specifications for large-scale scientific research instruments and equipment

机械工业部

Professional Standard - Education

  • JY/T 0387-2006 Equipping Standard of Education Equipment for Science in Junior Middle School
  • JY/T 0406-2010 Equipping standard of education equipment for science faculty in high school
  • JY/T 0386-2006 Equipping Standard of Education Equipment for Science Faculty in Junior Middle School

Inner Mongolia Provincial Standard of the People's Republic of China

National Metrological Verification Regulations of the People's Republic of China

Professional Standard - Petroleum

  • SY/T 5098-1991 Technical Conditions of Timer for Petroleum Downhole Instruments
  • SY 5098-1991 Specifications for timers used in petroleum downhole instruments

Professional Standard - Navy

  • HJB 379.3-2007 Technical Requirements for Repair of General Nautical Instruments Part 3: Ship Timing Instruments

轻工业部

  • QB 1538-1992 The preparation of timing instrument product codes stipulates the representation method of watch, clock and timer code numbers

KR-KS

Korean Agency for Technology and Standards (KATS)

SCC

SE-SIS

Association Francaise de Normalisation

ANSI - American National Standards Institute

  • Z80.10-2018 Ophthalmics Ophthalmic Instruments – Tonometers
  • Z80.10-2003 Opthalmics Instruments - Tonometers (VC)
  • Z80.10-2009 For Ophthalmic - Ophthalmic Instruments – Tonometers (VC)

AENOR

RO-ASRO

AT-ON

British Standards Institution (BSI)

GSO

European Committee for Standardization (CEN)

International Organization for Standardization (ISO)

  • ISO/TR 8612:1997 Ophthalmic instruments - Tonometers
  • ISO 764:1984 Horology; Antimagnetic watches
  • ISO 764:2002 Horology - Magnetic resistant watches
  • ISO 8612:2001 Ophthalmic instruments - Tonometers
  • ISO/TR 20824:2007 Ophthalmic instruments - Background for light hazard specification in ophthalmic instrument standards
  • ISO 10342:2010 Ophthalmic instruments - Eye refractometers
  • ISO 10342:1997 Ophthalmic instruments - Eye refractometers
  • ISO 10342:2003 Ophthalmic instruments - Eye refractometers
  • ISO 3158:1976 Timekeeping instruments; Symbolization of control positions
  • ISO 1112:1974 Horology; Functional and non-functional jewels
  • ISO 3764:1976 Timekeeping instruments — Casing diameters for round movements
  • ISO 10552:2012 Timekeeping instruments - Crowns and sealed tubes - Designs and dimensions
  • ISO 3765:1976 Timekeeping instruments — Wristwatch cases — Dimensions of fastening elements for bracelets
  • ISO 10552:2014 Timekeeping instruments - Crowns and sealed tubes - Designs and dimensions
  • ISO 10552:1999 Timekeeping instruments - Crowns and sealed tubes - Designs and dimensions
  • ISO 14856:2001 Timekeeping instruments - Wristwatch-cases - Fixing dimensions of non-spring-bar types
  • ISO 3764:2000 Timekeeping instruments - Movements - Types, dimensions and nomenclature
  • ISO 3765:1998 Timekeeping instruments - Wristwatches - Dimensions of bracelet-to-case fastening elements
  • ISO 3764:2016 Timekeeping instruments - Movements - Types, dimensions and nomenclature

Danish Standards Foundation

German Institute for Standardization

  • DIN EN ISO 8612:2010-02 Ophthalmic instruments - Tonometers (ISO 8612:2009); German version EN ISO 8612:2009
  • DIN EN ISO 12866:2009-03 Ophthalmic instruments - Perimeters (ISO 12866:1999+Amd1:2008); German version EN ISO 12866:1999+AC:2000+A1:2008
  • DIN EN ISO 10342:2010-11 Ophthalmic instruments - Eye refractometers (ISO 10342:2010); German version EN ISO 10342:2010
  • DIN 8235-1:1989-07 Classification and design of time keeping instruments; terms of types of watches and clocks
  • DIN ISO 3158:2018 Timekeeping instruments - Symbolization of control positions (ISO 3158:1976)
  • DIN EN ISO 8612:2010 Ophthalmic instruments - Tonometers (ISO 8612:2009); German version EN ISO 8612:2009

American National Standards Institute (ANSI)

RU-GOST R

Japanese Industrial Standards Committee (JISC)

IN-BIS

  • IS 9275-1979 Radioluminescence requirements for timing instruments
  • IS 9261-1979 Symbols for timing instrument control locations

DIN

Lithuanian Standards Office

GB-REG

ITU-T - International Telecommunication Union/ITU Telcommunication Sector

  • ITU-T G.8272-2015 Timing characteristics of primary reference time clocks (Study Group 15)
  • ITU-T Y.1367-2015 Timing characteristics of primary reference time clocks (Study Group 15)
  • ITU-T G.8272-2018 Timing characteristics of primary reference time clocks (Study Group 15)
  • ITU-T G.8272.1-2016 Timing characteristics of enhanced primary reference time clocks (Study Group 15)

International Telecommunication Union (ITU)

Military Standards (MIL-STD)

ES-AENOR

  • UNE 52 004 Study of time and motion in schedules

API - American Petroleum Institute

  • API 4202-1973 PROGRAM FOR UPGRADING THE NO2 INSTRUMENTATION EMPLOYED IN THE 1972 CHATTANOOGA NO2 EXPOSURE STUDY