The list shows all projects coordinated within the Technical Committee for Length.

Projects TC-L

Subject
Reg. No.
Starting
TITLE
Coordinating Institute
Status
Collaboration Type
KCDB
L 283 1994-11-01 Workshop on uncertainty in dimensional metrology VSL completed Consultation
L 301 1994-04-01 Intercomparison of calibration facilities for depth setting standards VSL completed Comparison
L 361 1995-06-01 Intercomparison of roundness profiles VSL completed Comparison
L 679 2002-06-01 Calibration of ring and plug gauges VSL completed Research
L 1088 2008-10-01 Towards truly 3D metrology for advanced micro-parts VSL completed Research
L 1299 2013-10-14 Follow-up of Euromet L-K4.2005 VSL completed Comparison EURAMET.L-K4.2005.1
L 1237 2012-08-01 Calibration of Short Gauge Blocks by Mechanical Comparison UME completed Consultation
L 570 2000-02-01 Comparison of squareness measurements SMU completed Comparison
L 905 2006-08-01 Bilateral comparison of squareness measurements SMU completed Comparison EUROMET.L-S18
L 910 2006-07-07 Bilateral comparison of squareness measurements SMU completed Comparison EUROMET.L-S19
L 725 2003-03-12 Comparison of indexing tables, with small angle devider SMD completed Comparison
L 330 1994-08-01 Nordic intercomparison of coordinate measuring machines (CMM) RISE completed Comparison
L 379 1996-04-01 Intercomparison of 127-I-2 stabilised He-Ne lasers at 633 nm RISE completed Comparison
L 450 1997-11-20 Interferometric measurement of long gauge blocks RISE completed Comparison
L 561 1998-12-01 Measurement of long gauge block RISE completed Research
L 7 1989-12-01 Calibration of gear standards PTB completed Traceabillity
L 142 1988-10-01 Calibration of polarimeters and saccharimeters PTB completed Traceabillity
L 207 1990-02-20 Workshop on Optical Frequency/Wavelength Standards PTB completed Consultation
L 254 1992-06-01 Calibration of long gauge blocks up to length of 1000 mm PTB completed Comparison
L 255 1991-12-19 Workshop on calibration and testing of laserinterferomters, 11/12 March 1992, Berlin PTB completed Consultation
L 288 1993-10-05 EUROMET-Workshop on 'Temperature Measurement in Dimensional Metrology PTB completed Research
L 369 1995-06-01 Diameter calibration of cylindrical artefacts with nominal diameters of 2.5 mm PTB completed Comparison
L 371 1996-04-01 Angle calibration on precision polygons PTB completed Comparison
L 372 1996-02-01 420 mm step-gauge calibration PTB completed Comparison
L 390 1997-06-01 Intercomparison of thermal expansion etalons. PTB completed Comparison
L 406 1997-03-01 Dimensional calibration of small holes PTB completed Comparison
L 600 2001-03-01 Intercomparison of Measurements on Surface Roughness Standards PTB completed Comparison
L 649 2002-05-01 Sensitivity Transfer Standards for Form Measuring Instruments PTB completed Research
L 672 2002-09-01 Determination of form/topography of high-quality flats PTB completed Research
L 707 2003-07-01 Intercomparison of Measurement on Step Height Standards by SPM PTB completed Comparison
L 743 2004-05-15 EURAMET Key Comparison L - K6, CMM 2-D Artifact: Ball Plate PTB completed Comparison
L 925 2006-08-01 Intercomparison of Measurements on Step Height Standards by SPM (EURAMET.L-S15.a) PTB completed Comparison EUROMET.L-S15.a
L 1053 2008-07-28 Involute Gear Artifacts PTB completed Comparison EURAMET.L-S24
L 1074 2008-10-15 Angle comparison using an autocollimator PTB completed Comparison EURAMET.L-K3.2009
L 1239 2013-08-01 Measurement of surface roughness by AFM PTB in progress Research
L 1242 2013-09-01 Measurement of areal roughness parameters PTB in progress Research
L 1407 2016-09-01 Measurement of groove depth standards in the range 1 µm up to 1 mm PTB completed Comparison EURAMET.L-S26
L 1343 2014-11-01 MacroScale conference series PTB ongoing Research
L 1342 2014-11-01 NANOSCALE conference series PTB in progress Research
L 1502 2020-03-01 Calibration of surface roughness standards PTB in progress Comparison EURAMET.L-K8.2020
L 1433 2018-01-01 Measurement of Steel Tapes of 10 m and 50 m PTB in progress Comparison EURAMET.L-S27
L 1490 2020-04-01 High precision flatness over 300 mm PTB in progress Comparison EURAMET.L-S28
L 601 2000-11-01 Calibration of 8 steel gauge blocks by mechanical comparison NSAI NML completed Comparison EURAMET.L-S12
L 727 2003-07-01 Calibration of 8 Gauge Blocks by Interferometry. NSAI NML completed Research
L 728 2003-05-01 Bilateral Comparison of a 420mm x 420mm CMM ball plate. NSAI NML completed Research
L 1057 2008-06-01 Calibration of XXX Pin Gauges by Mechanical Probing NSAI NML completed Comparison
L 131 1991-01-01 Ion traps for new wavelength and frequency standards NPL completed Research
L 137 1989-11-01 Certification of API gauges NPL completed Traceabillity
L 227 1990-03-23 Workshop on co-ordinate measuring technology NPL completed Research
L 244 1992-05-01 Development of a Length Bar Interferometer NPL completed Consultation
145 result(s)