Customer Support: +1 416-401-8730

Login to i2i Subscription Intertek.com
  • There are no items in your cart
Please enter a keyword to search
Advanced search
Home
NAPM
NAPM IT2.5 : 0

NAPM IT2.5 : 0

Current

Current

The latest, up-to-date edition.

PHOTOGRAPHY - BLACK-AND-WHITE PICTORIAL STILL CAMERA NEGATIVE FILM/PROCESS SYSTEMS - DETERMINATION OF ISO SPEED

Available format(s)

Hardcopy

Language(s)

English

Publisher

National Association of Photographic Manufacturers, Inc.

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

Defines methods for the determination of ISO speed of black-and-white negative camera films used for pictorial still photography. Applicable to conventional equipment and chemicals. Not applicable to aerial photography, motion picture, micrographic or radiographic applications, or graphic arts, nor to negatives produced in diffusion transfer systems.

DevelopmentNote
Revision and redesignation of ANSI PH2.5-1979(R1986)
DocumentType
Standard
Pages
16
PublisherName
National Association of Photographic Manufacturers, Inc.
Status
Current
Supersedes

Standards Relationship
ISO 6:1993 Identical

ISO 5-3:2009 Photography and graphic technology Density measurements Part 3: Spectral conditions
ISO 7589:2002 Photography Illuminants for sensitometry Specifications for daylight, incandescent tungsten and printer
ISO 5-2:2009 Photography and graphic technology Density measurements Part 2: Geometric conditions for transmittance density

View more information
US$46.80
Excluding Tax where applicable
USD
CAD
CHF
CNY
DKK
EUR
GBP
HKD
IDR
INR
JPY
KRW
MXN
NOK
NZD
SEK
SGD
USD
ZAR
Hardcopy - English
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50

Access your standards online with a subscription

Features

  • Simple online access to standards, technical information and regulations.

  • Critical updates of standards and customisable alerts and notifications.

  • Multi-user online standards collection: secure, flexible and cost effective.

Learn more on subscription solutions

or

Get in touch with us