| Metrology area, Sub-field | Photometry and Radiometry, Properties of materials |
| Description | Spectral regular transmittance |
| Time of measurements | 2016 - 2018 |
| Status | Measurements in progress |
| References | |
| Measurand | Average spectral regular transmittance of filters |
| Transfer device | Five neutral grey glass filter plates 50 mm × 50 mm with nominal transmittance, at the wavelength of 546 nm, of 0.92, 0.50, 0.10, 0.01 and 0.001 |
| Comparison type | Key Comparison |
| Consultative Committee | CCPR (Consultative Committee for Photometry and Radiometry) |
| Conducted by | EURAMET (European Association of National Metrology Institutes) |
| RMO Internal Identifier | EURAMET 1412 |
| Comments | This is a repeat of the comparison EURAMET.PR-K6 and will be linked with CCPR-K6.2010. |
| Pilot institute |
LNE-LCM/Cnam
Conservatoire National des Arts et Métiers/Laboratoire Commun de Métrologie France |
| Contact person | Gaël Obein |
| Pilot laboratory | |
|---|---|
| LNE-LCM/Cnam |
Conservatoire National des Arts et Métiers/Laboratoire Commun de Métrologie, France, EURAMET |
| BIM |
Bulgarian Institute of Metrology, Bulgaria, EURAMET |
| BelGIM |
Belarussian State Institute for Metrology, Belarus, COOMET |
| CMI |
Czech Metrology Institute, Czechia, EURAMET |
| DMDM |
Directorate of Measures and Precious Metals, Serbia, EURAMET |
| GUM |
Glowny Urzad Miar, Central Office of Measures, Poland, EURAMET |
| INM |
National Institute of Metrology, Romania, EURAMET |
| INRIM |
Istituto Nazionale di Ricerca Metrologica, Italy, EURAMET |
| IO-CSIC |
Instituto de Optica Daza de Valdés, Spain, EURAMET |
| IPQ |
Instituto Portugues da Qualidade, Portugal, EURAMET |
| METAS |
Federal Institute of Metrology, Switzerland, EURAMET |
| MIKES-Aalto |
VTT Technical Research Centre of Finland Ltd, Centre for Metrology-Aalto University, Finland, EURAMET |
| NMI (MD) |
The National Metrology Institute of the Republic of Moldova, Moldova, Republic of, EURAMET |
| NSC IM |
National Scientific Centre "Institute of Metrology", Ukraine, EURAMET |
| PTB |
Physikalisch-Technische Bundesanstalt, Germany, EURAMET |
| UME |
TÜBITAK Ulusal Metroloji Enstitüsü, Türkiye, EURAMET |
| VSL |
VSL, Netherlands, EURAMET |
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