– the intergovernmental organization through which Member States act together
     on matters related to measurement science and measurement standards.
Search facility:

| Site map | News | Contact us
DG7: CCL Discussion Group on Linescales

The terms of reference of DG7 are:

  • to advise the CCL on matters relating to linescales;

  • to produce a working document on principal uncertainty components in measurements of linescales; and

  • to harmonize the terms and definitions related to the field.


  • Dr Harald Bosse  (PTB)


  • Dr Petr Balling (CMI)
  • Mr Wellington Santos Barros (INMETRO)
  • Mr Tim Coveney (NPL)
  • Dr Taebong Eom (KRISS)
  • Dr Brian Eves (NRC)
  • Dr Roman Fíra (SMU)
  • Dr Jens Fluegge (PTB)
  • Mr Dave Gunn (NPL)
  • Dr Mariko Kajima (NMIJ/AIST)
  • Mr Oelof Kruger (NMISA)
  • Dr Antti Lassila (MIKES)
  • Dr Thomas LeBrun (NIST)
  • Dr Michael Matus (BEV)
  • Dr Felix Meli (METAS)
  • Dr Mar Perez (CEM)
  • Dr Gian Bartolo Picotto (INRIM)
  • Dr Emilio Prieto Esteban (CEM)
  • Mr Shuanghua Sun (NIM)
  • Dr Siew Leng Tan (NMC, A*STAR)
  • Dr Souichi Telada (NMIJ/AIST)
  • Dr Rudolf Thalmann (METAS)
  • Dr Andras Vladar (NIST)
  • Dr Shihua Wang (NMC, A*STAR)
  • Dr Tanfer Yandayan (UME)

  CCL: Upcoming meetings
25–28 October 2021: 18th meeting of the CCL and related meetings

CCL summary
General information
Members of the CCL
Comparison linking
CCL key comparison portfolio
DimVIM: Multilingual CMC classification scheme
CCL publications and bibliography
CCL working groups
Photographs of the CCL
Open documents
CCL documents
WGFS documents
CCL-WG documents