BS EN 60336:2005
$167.15
Medical electrical equipment. X-ray tube assemblies for medical diagnosis. Characteristics of focal spots
| Published By | Publication Date | Number of Pages |
| BSI | 2005 | 42 |
Applies to focal spots in medical diagnostic X-ray tube assemblies or medical use, operating at X-ray tube voltages up to and including 200 kV. Describes the test methods for evaluating focal spot characteristics and the means for indicating compliance. The contents of the corrigendum of May 2006 have been included in this copy.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 7 | Scope Normative references Terms and definitions Determinations for the evaluation of the focal spot characte Statement of the focal spot characteristics Longitudinal axis of the x-ray tube assembly |
| 8 | Reference axis of the x-ray tube assembly Direction of evaluation for the focal spot length Direction of evaluation for the focal spot width focal spot camera set-up Overview Test equipment Slit camera |
| 10 | Pinhole camera Radiographic film Test arrangement Position of the slit or pinhole diaphragm normal to the refe |
| 11 | Position of the slit or pinhole diaphragm along the referenc |
| 12 | Orientation of the slit or pinhole diaphragm Position of the radiographic film |
| 13 | Total uncertainty of the camera set-up Production of radiograms Overview Operating conditions Focal spot slit radiograms and focal spot pinhole radiograms X-ray tube assembly Loading factors |
| 14 | Special loading factors Special arrangements Production of focal spot slit radiograms or focal spot pinho Production of focal spot slit radiograms Production of focal spot pinhole radiograms Radiographic film exposure |
| 15 | Statement of compliance Determination of the line spread function Overview Measuring equipment and measuring arrangement |
| 16 | Measurement of the density distribution Determination of the line spread function Statement of compliance |
| 17 | Determination of focal spot dimensions Overview Measurement and determination |
| 18 | Specified nominal focal spot values Nominal values Actual values |
| 20 | Statement of compliance Marking of compliance Determination of the modulation transfer function Overview Specified modulation transfer function |
| 21 | Calculation of the modulation transfer function Calculation for the theoretical magnification approaching in Calculation for the standard magnification Calculation for finite magnification |
| 22 | Presentation of the modulation transfer function Evaluation of compliance of the MTF Statement of compliance Focal spot star radiograms Overview |
| 23 | Test equipment star pattern camera Radiographic film Position of the star pattern camera normal to the reference |
| 24 | Position of the star pattern camera in reference direction Alignment of the star pattern camera Position of the radiographic film |
| 25 | Operating conditions Production of the focal spot star radiogram Statement of compliance Star pattern resolution limit Overview Specified star pattern resolution limit |
| 26 | Measurement Determination of the star pattern resolution limit Determination of magnification Star pattern resolution limit for standard magnification |
| 27 | Star pattern resolution limit for finite magnification Presentation of star pattern resolution limit Evaluation and statement of compliance Evaluation of compliance Statement of compliance |
| 28 | blooming value Overview Determination of the blooming value Evaluation and statement of compliance Evaluation of compliance Statement of compliance |
| 29 | Alternate measurement methods |
