2021DS/EN IEC 60336:2021 Medical electrical equipment – X-ray tube assemblies for medical diagnosis – Focal spot dimensions and related characteristics
2005DS/EN 60336:2005 Medical electrical equipment - X-ray tube assemblies for medical diagnosis - Characteristics of focal spots
DS/EN IEC 60336:2021 Medical electrical equipment – X-ray tube assemblies for medical diagnosis – Focal spot dimensions and related characteristics was changed to DS/EN 60336:2005 Medical electrical equipment - X-ray tube assemblies for medical diagnosis - Characteristics of focal spots.