BS 7725-2.1:1994
Current
The latest, up-to-date edition.
Evaluation and routine testing in medical imaging departments. Constancy tests Method for film processors
Hardcopy , PDF
English
15-02-1994
Committees responsible
National foreword
Introduction
Method
1 Scope and object
2 References to other publications
3 Terminology
4 General aspects of constancy tests
5 Test procedure
6 Action to be taken
7 Statement of compliance
Annexes
A Terminology - Index of terms
B Example of a form for the standardized test report
C Guidance on action to be taken
D Rationale
E Procedures for initial setting up of the film
processor
Figures
1 Variation in film base plus fog density, speed index
and contrast index with developer temperature
(optimization procedure)
2 Example of a control chart displaying the film base
plug fog density, speed index and contrast index as a
function of time
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