Background/purpose When evaluating skin care products for human skin, quantitative test
methods need to be simple, precise and reliable. Optical coherence tomography (OCT) …

OCT measurements have a fundamental trade-off between the ability to resolve small details
and the range over which the measurement is consistent. A measurement which is able to …

Traceability is the foundation of accuracy and consistency in dimensional metrology. Meter
in the International System of Units is defined and reproduced by natural constants …

In order to improve the measurement accuracy of the step height measuring instrument, a
semiconductor process was used to prepare the step height standard for calibrating the …

Medical imaging devices and systems must be calibrated to ensure uniformity and reliability
of test results. A standard reference material (SRM) or “phantom”, as it is known in the …

Sistema Interferométrico primário para medidas de comprimento e aplicações em
nanometrologia. Rio de Janeiro, 2013. 108p. Tese de Doutorado-Departamento de …