TC7/SC1 Measuring instruments for length

BIML Contact

Secretariat

• RUSSIAN FEDERATION
  Prof. Natalia KONONOVA

Participating Members (18)

• AUSTRIA
• CHINA
• CZECHIA
• FRANCE
• HUNGARY
• INDIA
• IRAN
• JAPAN
• NORWAY
• POLAND
• RUSSIAN FEDERATION
• SERBIA
• SLOVAKIA
• SLOVENIA
• SOUTH AFRICA
• TURKEY
• UNITED KINGDOM
• UNITED STATES

Observer Members (16)

• AUSTRALIA
• BELGIUM
• BRAZIL
• CANADA
• FINLAND
• GERMANY
• IRELAND
• LUXEMBOURG
• NAMIBIA
• NETHERLANDS
• OMAN
• ROMANIA
• SEYCHELLES
• SPAIN
• SWITZERLAND
• UKRAINE

Organizations in Liaison

Responsible for

• R 24:1975(en) Standard one metre bar for verification officers
• R 66:1985(en) Length measuring instruments
• R 98:1991(en) High-precision line measures of length

Projects

• p2 Revision of R 66:1985 Length measuring instruments
• 3WD circulated for comments on 22 May 2026, with a deadline of 24 August 2026