1. ISO Guide 98-3: Uncertainty of Measurement Part 3: Guide to the Expression of Uncertainty in Measurement (gum 1995) (1995)
2. VDI 2634: Part 2: Optical 3-d Measuring Systems Optical System Based on Area Scanning (2002)
3. VDI 2617: Part 6.2: Accuracy of Coordinate Measuring Machines Characteristics and Their Testing Guideline for the Application of DIN EN ISO 10360 to Coordinate Measuring Machines with Optical Distance Sensors. Beuth Verlag GmbH (2005)
4. ANSI z136: Part 1–6: American National Standard for Safe Use of Lasers (2007)
5. CGM 200:2008: International Vocabulary of Metrology Basic and General Concepts and Associated Terms (VIM) (2008)