documents to “Digital Models” Some Captured Attributes o Geometric dimensions o Color o Illuminance and intensity o Bulges o Creases o Textures o Edges o Angular dimensions o Fit tolerance o Layers o Transparency, translucency, opacity, reflection, refraction o Thickness o Gaps and voids From Physical Part to Digital Model From Document to Semantic Digital Model o Requirements (Subject, Attribute, Value) o Test Methods o References to and from o Part Numbers o Materials o Manufacturing processes 2.55 0.94 R1 R0.5 1.32 o Publication date and enforcement window o Document status/state o Replacements o Section and figure references o Equations o Graphs Some Captured Attributes and Inferences 12.3 Invariant coding methodology shall be according to ITU-T H.222.0. 1.2. Tank wall must withstand 800psi at 900C. Must comply with ASTM B104. Cm shall be calculated in accordance with AWS D1.1. Wavefront surfaces shall be the standard ophthalmic coordinate system as per ISO 9429:1986.