NAPM IT2.5 : 0
Current
The latest, up-to-date edition.
PHOTOGRAPHY - BLACK-AND-WHITE PICTORIAL STILL CAMERA NEGATIVE FILM/PROCESS SYSTEMS - DETERMINATION OF ISO SPEED
Hardcopy
English
Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 Sampling and storage
5 Test method
6 Product classification
7 Product marking and labelling
Table
1 ISO speed scales
Figure
1 Method for determining speed
Annexes
A Suggested method for determining log 10 Hm
B Bibliography
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