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.

Chairperson:

• Dr Harald Bosse  (PTB)

Members:

• 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)