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343 results:
81. Criteria and Procedures QS Approval June2020  
Date: 14.09.2020
Percental score: 2 %
Criteria and Procedures QS Approval June2020 Conformity Assessment Body Criteria and procedures for the approval of the quality systems of measuring instruments manufacturers according to • the  
82. New high-pressure natural gas test-rig needs a new primary standard  
Date: 26.08.2020
Percental score: 7 %
PTB has developed a new primary standard for the calibration of gas meters using high-pressure natural gas. In future, the so-called high-pressure comparator will form the top of the traceability  
83. 4.21 Form and Wavefront Metrology  
Date: 03.06.2020
Percental score: 9 %
Selected publications The working group offers the following calibrations: Sphericity and radius measurement of sperical sections Refractive index measurement Transmission measurement on  
84. 4.24 Asphere Metrology  
Date: 25.05.2020
Percental score: 99 %
4.24 Asphere Metrology Dr.-Ing. Ines Fortmeier Physikalisch-Technische Bundesanstalt 4.24 Asphärenmetrologie Bundesallee 100 38116 Braunschweig ines.fortmeier@ptb.de (0531) 592-4240  
85. 4.24 Asphere Metrology  
Date: 25.05.2020
Percental score: 71 %
Aspherical optical elements (in short: aspheres), such as aspherical lenses, have surface forms that deviate from a spherical shape. This can reduce imaging errors and – at the same time – produce  
86. Criteria and Procedures QS Approval May2020  
Date: 12.05.2020
Percental score: 2 %
Criteria and Procedures QS Approval May2020 Conformity Assessment Body Criteria and procedures for the approval of the quality systems of measuring instruments manufacturers according to • the  
87. Zulassungsliste  
Date: 03.04.2020
Percental score: 2 %
Zulassungsliste Zulassungsnr. § - BeschG Zulassungsinhaber Bezeichnung Kaliber Typ 1-69 7 Karl-Heinz Kerner Apparatebau Mod. 287 9 x 17 Viehschussgerät 1-69 7 Jopp GmbH Mod. 287 9 x  
88. Q.24 Building Organization  
Date: 31.03.2020
Percental score: 99 %
Q.24 Building Organization Peggy Schulz Physikalisch-Technische Bundesanstalt Q.24 Bauorganisation Bundesallee 100 38116 Braunschweig peggy.schulz@ptb.de (0531) 592-8623  
89. LMKM V3 Part1 Englisch 2020  
Date: 12.03.2020
Percental score: 1 %
LMKM V3 Part1 Englisch 2020 Physikalisch-Technische Bundesanstalt Medical metrology Guidelines for metrological verifications of medical devices with a measuring function (Edition 3.0) Part  
90. 3D nano-metrology with X-ray fluorescence and scattering techniques  
Date: 03.03.2020
Percental score: 12 %
A new algorithm allows the fast reconstruction of atom distributions in 3D nanostructured surfaces Over the last years, PTB has developed a new method for atom-specific reconstruction of  
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