NAPM IT2.48 : 0
Withdrawn
PHOTOGRAPHY - DIRECT-EXPOSING MEDICAL AND DENTAL RADIOGRAPHIC FILM/PROCESS SYSTEMS - DETERMINATION OF ISO SPEED AND ISO AVERAGE GRADIENT
Hardcopy
English
07-23-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 Sampling and storage
5 Method of test
6 Product classification
7 Product marking and labelling
Tables
1 ISO speed scale
2 ISO speed scale
3 ISO average gradient scale
Figure
1 Method for determining ISO speed and ISO average gradient
Annexes
A Calibration parameters
B Improvement of the reproducibility measurement of x-rays
C Scattered radiation measurement
D Units of measurement
Determines the ISO average gradient and speed of film/process combinations that are used in dental and medical radiography other than mammography. Describes the films exposed directly to X-rays.
| DevelopmentNote |
Revision and redesignation of ANSI PH2.50-1983
|
| DocumentType |
Standard
|
| Pages |
20
|
| PublisherName |
National Association of Photographic Manufacturers, Inc.
|
| Status |
Withdrawn
|
| Supersedes |
| Standards | Relationship |
| ISO 5799:1991 | Identical |
| ISO 4037:1979 | X and gamma reference radiations for calibrating dosemeters and dose ratemeters and for determining their response as a function of photon energy |
| ISO 5-3:2009 | Photography and graphic technology — Density measurements — Part 3: Spectral conditions |
| ISO 5-1:2009 | Photography and graphic technology — Density measurements — Part 1: Geometry and functional notation |
| ISO 5-2:2009 | Photography and graphic technology — Density measurements — Part 2: Geometric conditions for transmittance density |