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Database: 365,228(8 Aug 2026)

Optical barrel tolerances

Optical barrel tolerances, Total:125 items.

The international standard classification for "Optical barrel tolerances" includes: Optical equipment .

The Chinese standard classification for "Optical barrel tolerances" includes: Telescope, geodetic survey and aerial survey instrumentation .


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

  • GB/T 45412.1-2025 Optics and photonics—Specifications for binoculars, monoculars and spotting scopes—Part 1: General purpose instruments
  • GB/T 45412.2-2025 Optics and photonics—Specifications for binoculars, monoculars and spotting scopes—Part 2: High performance instruments
  • GB/T 44403-2024 Optics and photonics—Telescopic system—General terms and terms for binoculars, monoculars,spotting scopes and telescopic sights
  • GB/T 45410.2-2025 Optics and photonics—Test methods for telescopic systems—Part 2: Binoculars

British Standards Institution (BSI)

  • BS 2738:1985 Specification for tolerances on optical properties of mounted spectacle lenses
  • BS EN ISO 18369-2:2012 Ophthalmic optics. Contact lenses. Tolerances
  • BS EN ISO 18369-2:2006 Ophthalmic optics. Contact lenses-Tolerances
  • BS EN ISO 18369-2:2017 Ophthalmic optics. Contact lenses. Tolerances
  • BS ISO 8040:2001 Optics and optical instruments - Microscopes - Dimensions of tube slide and tube slot connections
  • BS 2738-2:1989 Spectacle lenses-Specification for tolerances on optical properties of uncut finished lenses
  • BS 2738-1:1989 Spectacle lenses-Specification for tolerances on optical properties of mounted spectacle lenses
  • BS ISO 14132-2:2015 Optics and photonics. Vocabulary for telescopic systems - Terms for binoculars, monoculars and spotting scopes
  • BS ISO 8255-1:2017 Microscopes. Cover glasses. Dimensional tolerances, thickness and optical properties
  • BS ISO 14133:2025 Optics and photonics. Specifications for binoculars, monoculars and spotting scopes. General purpose and high performance instruments
  • 12/30233857 DC BS EN ISO 18369-2. Ophthalmic optics. Contact lenses. Tolerances
  • BS 2738-1:1998 Spectacle lenses - Specification for tolerances on optical properties of mounted spectacle lenses
  • PD ISO/TS 6838:2024 Optical lenses - Tolerances and methods for measurement of multifocal contact lens addition power
  • BS ISO 14133-1:2016 Optics and photonics. Specifications for binoculars, monoculars and spotting scopes. General purpose instruments
  • BS ISO 14133-2:2016 Optics and photonics. Specifications for binoculars, monoculars and spotting scopes. High performance instruments
  • BS ISO 14133-1:2006 Optics and optical instruments - Specifications for binoculars, monoculars and spotting scopes - General purpose instruments
  • BS ISO 8255-1:2011 Microscopes. Cover glasses. Dimensional tolerances, thickness and optical properties
  • 24/30486780 DC BS ISO 14133 Optics and photonics — Specifications for binoculars, monoculars and spotting scopes - General purpose and high performance instruments
  • BS ISO 14133-2:2006 Optics and optical instruments - Specifications for binoculars, monoculars and spotting scopes - High performance instruments
  • BS 7012-16:1997 Light microscopes-Diameter of interchangeable eyepieces for microscopes with tube length 160 mm
  • BS PD ISO/TS 6838:2024 Ophthalmic optics — Contact lenses — Tolerances and methods for measurement of multifocal contact lens addition power

Japanese Industrial Standards Committee (JISC)

  • JIS B 7121:2024 Optics and photonics -- Specifications for binoculars, monoculars and spotting scopes
  • JIS B 7121 AMD 1:2013 Optics and optical instruments.Specifications for binoculars, monoculars and spotting scopes(Amendment 1)
  • JIS B 7121:2007 Optics and optical instruments -- Specifications for binoculars, monoculars and spotting scopes
  • JIS B 7258-1:2020 Cover glasses for microscopes -- Part 1: Dimensional tolerances, thickness and optical properties

Association Francaise de Normalisation

German Institute for Standardization

  • DIN ISO 8040:2003 Optics and optical instruments - Microscopes - Dimensions of tube slide and tube slot connections (ISO 8040:2001)
  • DIN EN ISO 18369-2:2018-04 Ophthalmic optics - Contact lenses - Part 2: Tolerances (ISO 18369-2:2017); German version EN ISO 18369-2:2017
  • DIN ISO 14132-2:2017-02 Optics and photonics - Vocabulary for telescopic systems - Part 2: Terms for binoculars, monoculars and spotting scopes (ISO 14132-2:2015); Text in German and English
  • DIN ISO 14133-2:2017-02 Optics and optical instruments - Specifications for binoculars, monoculars and spotting scopes - Part 2: High performance instruments (ISO 14133-2:2016)
  • DIN EN ISO 18369-2 E:2016-06 Ophthalmic Optical Contact Lenses Part 2: Tolerances (Draft)
  • DIN EN ISO 18369-2 E:2012-07 Ophthalmic Optical Contact Lenses Part 2: Tolerances (Draft)
  • DIN ISO 14133-1:2017-02 Optics and optical instruments - Specifications for binoculars, monoculars and spotting scopes - Part 1: General purpose instruments (ISO 14133-1:2016)
  • DIN ISO 14133-1:2006-08 Optics and optical instruments - Specifications for binoculars, monoculars and spotting scopes - Part 1: General purpose instruments (ISO 14133-1:2006)
  • DIN ISO 14132-2 E:2016 Draft Document - Optics and photonics - Vocabulary for telescopic systems - Part 2: Terms for binoculars, monoculars and spotting scopes (ISO 14132-2:2015); Text in German and English
  • DIN 58381:2021-02 Draft Document - Optics and photonics - Operating elements on telescopes, binoculars and telescopic sights
  • DIN 58381:2021-06 Optics and photonics - Operating elements on telescopes, binoculars and telescopic sights
  • DIN ISO 10110-5 Bb.1:2003 Optics and optical instruments - Preparation of drawings for optical elements and systems - Part 5: Surface form tolerances; Surface form tolerance inspection using testing glasses
  • DIN EN ISO 18369-2:2006-11 Ophthalmic optics - Contact lenses - Part 2: Tolerances (ISO 18369-2:2006)
  • DIN ISO 14133-1 E:2016 Draft Document - Optics and optical instruments - Specifications for binoculars, monoculars and spotting scopes - Part 1: General purpose instruments (ISO 14133-1:2016); Text in German and English
  • DIN EN ISO 18369-2:2006 Ophthalmic optics - Contact lenses - Part 2: Tolerances (ISO 18369-2:2006); English version of DIN EN ISO 18369-2:2006-11
  • DIN EN ISO 18369-2:2013-03 Ophthalmic optics - Contact lenses - Part 2: Tolerances (ISO 18369-2:2012)
  • DIN ISO 14132-2 E:2016-09 Optics and photonics - Vocabulary for telescopic systems - Part 2: Terms for binoculars, monoculars and spotting scopes
  • DIN ISO 14133-2 E:2016 Draft Document - Optics and optical instruments - Specifications for binoculars, monoculars and spotting scopes - Part 2: High performance instruments (ISO 14133-2:2016); Text in German and English
  • DIN 58381 E:2021-02 Optics and photonics - Operating elements on telescopes, binoculars and telescopic sights
  • DIN 58381:2021 Optics and photonics - Operating elements on telescopes, binoculars and telescopic sights
  • DIN ISO 14133-1 E:2016-09 Optics and optical instruments - Specifications for binoculars, monoculars and spotting scopes - Part 1: General purpose instruments
  • DIN ISO 14133-2:2006-08 Optics and optical instruments - Specifications for binoculars, monoculars and spotting scopes - Part 2: High performance instruments (ISO 14133-2:2006)
  • DIN ISO 14133-2 E:2016-09 Optics and optical instruments - Specifications for binoculars, monoculars and spotting scopes - Part 2: High performance instruments
  • DIN 58381 E:2021 Draft Document - Optics and photonics - Operating elements on telescopes, binoculars and telescopic sights
  • DIN ISO 8255-1:2003 Optics and optical instruments - Microscopes; Cover glasses - Part 1: Dimensional tolerances, thickness and optical properties (ISO 8255-1:1986)
  • DIN ISO 8255-1:2003-05 Optics and optical instruments - Microscopes; Cover glasses - Part 1: Dimensional tolerances, thickness and optical properties (ISO 8255-1:1986)
  • DIN EN ISO 18369-2 E:2016 Draft Document - Ophthalmic optics - Contact lenses - Part 2: Tolerances (ISO/DIS 18369-2:2016); German and English version prEN ISO 18369-2:2016
  • DIN ISO 14133-2:2006 Optics and optical instruments - Specifications for binoculars, monoculars and spotting scopes - Part 2: High performance instruments (ISO 14133-2:2006) English version of DIN ISO 14133-2:2006-08
  • DIN ISO 14133-2:2017 Optics and optical instruments - Specifications for binoculars, monoculars and spotting scopes - Part 2: High performance instruments (ISO 14133-2:2016)
  • DIN ISO 14133-1:2006 Optics and optical instruments - Specifications for binoculars, monoculars and spotting scopes - Part 1: General purpose instruments (ISO 14133-1:2006) English version of DIN ISO 14133-1:2006-08
  • DIN ISO 14133-1:2017 Optics and optical instruments - Specifications for binoculars, monoculars and spotting scopes - Part 1: General purpose instruments (ISO 14133-1:2016)
  • DIN ISO 10110-5 Supplement 1 E:2002 Draft Document - Optics and optical instruments - Preparation of drawings for optical elements and systems - Part 5: Surface form tolerances; Surface form tolerance inspection using testing glasses

International Organization for Standardization (ISO)

  • ISO 8040:2001 Optics and optical instruments - Microscopes - Dimensions of tube slide and tube slot connections
  • ISO 8040:1986 Optics and optical instruments; Microscopes; Connecting dimensions of tube slides and tube slots
  • ISO 18369-2:2017 Ophthalmic optics — Contact lenses — Part 2: Tolerances
  • ISO 18369-2:2012 Ophthalmic optics - Contact lenses - Part 2: Tolerances
  • ISO 18369-2:2006 Ophthalmic optics - Contact lenses - Part 2: Tolerances
  • ISO/CD TS 6838 Ophthalmic optics — Contact lenses — Tolerances and methods for measurement of multifocal contact lens addition power
  • ISO 8255-1:1986 Optics and optical instruments; Microscopes; Cover glasses; Part 1 : Dimensional tolerances, thickness and optical properties
  • ISO 18369-2:2006/DAmd 1.3 Ophthalmic optics — Contact lenses — Part 2: Tolerances — Amendment 1
  • ISO 14132-2:2015 Optics and photonics - Vocabulary for telescopic systems - Part 2: Terms for binoculars, monoculars and spotting scopes
  • ISO 14132-2:2002 Optics and optical instruments - Vocabulary for telescopic systems - Part 2: Terms for binoculars, monoculars and spotting scopes
  • ISO 14133:2025 Optics and photonics - Specifications for binoculars, monoculars and spotting scopes - General purpose and high performance instruments
  • ISO 14133-1:2016 Optics and photonics - Specifications for binoculars, monoculars and spotting scopes - Part 1: General purpose instruments
  • ISO 19012-2:2009 Optics and photonics - Designation of microscope objectives - Part 2: Chromatic correction
  • ISO 14133-2:2016 Optics and photonics - Specifications for binoculars, monoculars and spotting scopes - Part 2: High performance instruments
  • ISO 14133-1:2006 Optics and optical instruments - Specifications for binoculars, monoculars and spotting scopes - Part 1: General purpose instruments
  • ISO 14133-2:2006 Optics and optical instruments - Specifications for binoculars, monoculars and spotting scopes - Part 2: High performance instruments
  • ISO 14132-2:2002/Cor 1:2006 Optics and optical instruments - Vocabulary for telescopic systems - Part 2: Terms for binoculars, monoculars and spotting scopes; Technical Corrigendum 1
  • ISO/TS 6838:2024 Ophthalmic optics — Contact lenses — Tolerances and methods for measurement of multifocal contact lens addition power
  • ISO 8255-1:2017 Microscopes - Cover glasses - Part 1: Dimensional tolerances, thickness and optical properties
  • ISO 8255-1:2011 Microscopes - Cover glasses - Part 1: Dimensional tolerances, thickness and optical properties

Korean Agency for Technology and Standards (KATS)

  • KS B ISO 8040:2006 Optics and optical instruments-Microscopes-Dimensions of tube slide and tube slot connections
  • KS P ISO 18369-2-2024 Ophthalmic optics — Contact lenses — Part 2: Tolerances
  • KS B ISO 14132-2:2004 Optics and optical instruments - Vocabulary for telescopic systems - Part 2: Terms for binoculars, monoculars and spotting scopes
  • KS B ISO 14132-2-2024 Optics and photonics — Vocabulary for telescopic systems — Part 2: Terms for binoculars, monoculars and spotting scopes
  • KS B ISO 14132-2-2019 Optics and photonics — Vocabulary for telescopic systems — Part 2: Terms for binoculars, monoculars and spotting scopes
  • KS B ISO 14132-2:2019 Optics and photonics — Vocabulary for telescopic systems — Part 2: Terms for binoculars, monoculars and spotting scopes

GCC Standardization Organization

  • BH GSO ISO 18369-2:2024 Ophthalmic optics — Contact lenses — Part 2: Tolerances
  • GSO ISO 18369-2:2015 Ophthalmic optics -- Contact lenses -- Part 2: Tolerances
  • GSO ISO 14133-1:2015 Optics and optical instruments -- Specifications for binoculars, monoculars and spotting scopes -- Part 1: General purpose instruments
  • GSO ISO 14135-1:2014 Optics and optical instruments - Specifications for telescopic sights - Part 1 : General-purpose instruments

Gosstandart of Russia

The Directorate General of Specifications and Metrology (DGSM)

  • OS GSO ISO 18369-2:2015 Ophthalmic optics -- Contact lenses -- Part 2: Tolerances
  • OS GSO ISO 14133-1:2015 Optics and optical instruments -- Specifications for binoculars, monoculars and spotting scopes -- Part 1: General purpose instruments
  • OS GSO ISO 8255-1:2014 Optics and optical instruments -- Microscopes -- Cover glasses -- Part 1: Dimensional tolerances, thickness and optical properties

Ente Nazionale Italiano di Unificazione

European Committee for Standardization (CEN)

Spanish Association for Standardization (UNE)

Bureau of Indian Standards

  • IS 15269-2018 Optics and Optical Instruments - Microscopes - Values, Tolerances and Symbols for Magnification
  • IS 15270-1-2002 Optics and Optical Instruments - Microscopes - Cover Glasses - Part 1 : Dimensional Tolerances, Thickness and Optical Properties
  • IS/ISO 18369-2-2017 Ophthalmic optics - Contact lenses Part 2: Tolerances First Revision

Danish Standards Foundation

Kingdom of Bahrain Testing and Metrology Directorate

Swedish Institute for Standards

National Standardisation Body (ASRO)

  • STAS SR ISO 8255-1:1995 Optics and optical instruments Microscopes — Cover glasses Part 1: Dimensional tolerances, thickness and optical properties

Standards Norway

U.S. Military Regulations and Norms

Lithuanian Standards Office