APMP TCL Report to WGDM8

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Asia Pacific Metrology Programme23rd General
AssemblyTechnical Committee for Length (TCL)
Siew Leng TAN (SPRING Singapore, Singapore) 28
Sep 2006 Sydney, Australia 23GA Agenda 15 TCL
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Outline
Inter-RMO Comparison
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Change of Chair

• Dr R P Singhal (NPLI, India)
• - elected as Chair in Dec 2006
• - retired in Jul 2007
• Ms Siew Leng Tan (SPRING Singapore, Singapore)
• - nominated as Vice Chair in Apr 2007
• - proposed as Acting Chair in Jun 2007 at the
  APMP EC/TC Chairs meeting
• - announced as Chair wef 30 Jul 2007 by the APMP
  Secretariat

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Key Comparisons APMP.L-K1
K1 gauge blocks
Initiating
Planning
Circulating
Reporting
Publishing
Preparation
Draft A
Draft B
Survey
Pilot
Starting
Ending
Final
Jan 2001
NMIJ (Mr. I. Fujima)
Jul 2002
Aug 2004 (Dr. J. Ishikawa)
May 2006 Published

• 11 participants
• Final results were published in May 15 of 2006

K2 long gauge blocks
K3 angle standards
K4 diameter standards
K5 1-D CMM artifacts
K6 2-D CMM artifacts
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APMP.L-K1.1 Follow up comparison for gauge blocks
Initiating
Planning
Circulating
Reporting
Publishing
Preparation
Draft A
Draft B
Survey
Pilot
Starting
Ending
Final
May 2005
NMIJ (Dr. Hirai)
Sep/Oct 2006

• 10 steel Gauge Blocks, central length 0.5 mm to
  100 mm
• 7 participants CMS, MSL, NIMT, NMIJ, NML-SIRIM,
  NPLI, VMI
• Draft A is under preparation

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Key Comparisons APMP.L-K2
K1 gauge blocks
K2 long gauge blocks
Initiating
Planning
Circulating
Reporting
Publishing
Preparation
Draft A
Draft B
Survey
Pilot
Starting
Ending
Final
Jun 2000
NMIA (Dr. N. Brown)
May 2002
June 2004
May 2006 Published

• 12 Participants
• Final results was published in May 22 of 2006

K3 angle standards
K4 diameter standards
K5 1-D CMM artifacts
K6 2-D CMM artifacts
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Key Comparisons APMP.L-K3
K1 gauge blocks
K2 long gauge blocks
K3 angle standards
Initiating
Planning
Circulating
Reporting
Publishing
Preparation
Draft A
Draft B
Survey
Pilot
Starting
Ending
Final
May 2005
NMISA (Ms. L. Mostert)

• 12 participants
• Last 3 labs in the pipeline NIM, SSRC-NSCL and
  NMIJ

K4 diameter standards
K5 1-D CMM artifacts
K6 2-D CMM artifacts
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Key Comparisons APMP.L-K4
K1 gauge blocks
K2 long gauge blocks
K3 angle standards
K4 diameter standards
Initiating
Planning
Circulating
Reporting
Publishing
Preparation
Draft A
Draft B
Survey
Pilot
Starting
Ending
Final
CMS (Dr. J. Lee)

• Standards supplied by NMIJ
• 14 participants
• Scheduled to start in early 2008. Pilot lab is
  currently checking on the roundness, straightness
  and parallelism of the standards

K6 2-D CMM artifacts
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Key Comparisons APMP.L-K5
K1 gauge blocks
K2 long gauge blocks
K3 angle standards
K4 diameter standards
K5 1-D CMM artifacts
Initiating
Planning
Circulating
Reporting
Publishing
Preparation
Draft A
Draft B
Survey
Pilot
Starting
Ending
Final
Dec 2005
KRISS (Dr. T.B. EOM)

• 13 participants (PTB had withdrawn as service is
  no longer provided)

K6 2-D CMM artifacts
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Key Comparisons APMP.L-K6
K1 gauge blocks
K2 long gauge blocks
K3 angle standards
K4 diameter standards
K5 1-D CMM artifacts
K6 2-D CMM artifacts
Initiating
Planning
Circulating
Reporting
Publishing
Preparation
Draft A
Draft B
Survey
Pilot
Starting
Ending
Final
Apr 2006
NMIJ (Dr. T. Takatsuji)

• Schedule was delayed by 4 mths and expected to
  finish in Feb 2008
• Details available in http//www.nmij.jp/dms-std/a
  pmplk6.html

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Key Comparisons APMP.L-K11
K11 633 nm He-Ne laser
Initiating
Planning
Circulating
Reporting
Publishing
Preparation
Draft A
Draft B
Survey
Pilot
Starting
Ending
Final
NIM (Dr. S. Gao)

• 8 participants
• Final results were published in Aug 17 of 2007

K1.1 Follow up comparison for gauge blocks
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Supplementary Comparisons
Bi-lateral Comparison

• PTB-NMIJ/AIST bi-lateral comparison
• Measurements on pitch standards and completed
• Report approved and posted as APMP.L-S2

Multi-lateral Comparison
(Pilot study, not registered)

• NMIJ, CMS, KRISS, and Finland multi-lateral
  comparison
• Measurements on EDM
• measurements were completed in Sep 2006

Registering the Result

• For comparison result to be recorded
• Technical protocol to be approved by TCL chair
• APMP-G2 guideline for conducting comparisons is
  followed

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Inter-RMO Comparison
Status and Discussion

• Line Scale EURAMET Key Comparison(EURAMET.L-K7)
• Piloted by MIRS of Slovenia (Dr. Bojan Acko)
• Accept participants from outside EURAMET
• 31 participating laboratories

• Surface Roughness- APMP Key Comparison(APMP.L-K8)
• Piloted by NMIA of Australia (Mr. Andrew Baker)
• Accept participants from outside APMP
• 17 laboratories expressed interests
• Protocol was discussed at the last TCL meeting
  in India

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CMCs TCL Review Board Members
CMC Review Process Intra-Regional
Intra-Regional Review
TCL Chair/ Vice Chair
CMCs QS
APMP NMIs
TCL Chair
Review Board
CMCs Preparation
CMC Submission
Assign Reviewers
Carry out Reviews
Register for Inter-regional Review

• QS should be ready with CMCs

• CMC claims
• QS information
• (on APMP web)

CMC Review Process Inter-Regional
CMC Review Status
TCL QS Review
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CMCs TCL Review Board Members
CMC Review Process Intra-Regional
CMC Review Process Inter-Regional

• A CMC Review Platform was created for helping to
  coordinate Inter-RMO review processes

CMC Review Status
TCL QS Review
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CMCs Review Status
CMC Review Process
CMCs Review Status
Submission to TCL for intra-regional review
Current status of TCL CMCs

• CMCs of NPLI (APMP.L.3.2006), clarifying
  inter-RMO review comments
• CMCs of KIM-LIPI (APMP.L.4.2006), submitted for
  inter-RMO review
• CMCs (7) of NMISA (ZA), processing for APMP
  inter-RMO review

Submission to TCL for inter-regional review

• EUROMET.L.4.2006 Completed

TCL QS Review
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Other Topics

• Participated in CCL/CCL-WGDM/CCL-CCTF meetings at
  BIPM from 10-14 Sep 2007
• TCL meeting/workshop to be held from 2930 Oct
  2007 prior to the 23rd GA
• - TCL/TCTF joint workshop on optical
  frequency metrology
• - TCL workshop on CMM metrology
• Website for TCL activities
• URL http//www.nml.org.tw/apmptcl/
• Password for the downloads apmptcl2004