[ASME ASME 2017 12th International Manufacturing Science and Engineering Conference collocated with the JSME/ASME 2017 6th International Conference on Materials and Processing - Los Angeles, California, USA (Sunday 4 June 2017)] Volume 3: Manufacturing Equipment and Systems - Characterization, Modelling and Analysis of Light Reflectance During In-Process Surface Measurements Using White Light Based 3D Optical Gauge