BS 4657:1990
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Method for determining the resolution obtained in microcopying
Hardcopy , PDF
03-02-2006
English
31-07-1990
Important note : Users cannot be edited or removed once added to your Multi user PDF.
Committees responsible
National foreword
Method
1. Scope
2. Normative references
3. Definitions
4. Description of the test chart
5. Procedure for using the test chart
6. Procedure for reading images of test charts
Annex
A. Defects
Table
1. Dimensions and tolerances of the test patterns
Figures
1. Resolution test pattern
2. Arrangement of test patterns in ISO resolution test
chart No.2
3. Reproduction of photomicrograph of test patterns
on a typical microform
A.1 Example of defects
Description and use of test chart for determining the resolution of a microfilming system or the resolution achieved in microforms.
| Committee |
IDT/1
|
| DevelopmentNote |
Supersedes 87/68469 DC and BS 4657(1970). (07/2005)
|
| DocumentType |
Standard
|
| Pages |
14
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| BS 6313:2003 | Micrographics. 35 mm microfilming of serials. Specification |
| SAEITC TS116-2 | TS116 Code of Practice for Microcopying |
| BS 6660-1:2005 | Guide to setting up and maintaining micrographics and digital imaging units Micrographics |
| BS 5525:1977 | Specification for 35 mm microcopying of maps and plans |
| BS 6054-2:1983 | Glossary of terms for micrographics Image positions and methods of recording |
| BS 1384-3:1985 | Photographic density measurements Specification for spectral conditions |
| BS 6054-1:1981 | Glossary of terms for micrographics General terms |
| BS 4432-3:1980 | Methods for determining optical properties of pulp, paper and board Determination of opacity (paper backing) of paper and board by the diffuse reflectance method |
| BS 2045:1965 | Preferred numbers |
| ISO 6196-6:1992 | Micrographics — Vocabulary — Part 6: Equipment |
| BS 1384-4:1985 | Photographic density measurements Specification for geometric conditions for reflection density |
| BS 6054-3:1984 | Glossary of terms for micrographics Film processing |
| BS 6054-4:1987 | Glossary of terms for micrographics Materials and packaging |
| BS 6054-5(1988) : AMD 10439 | GLOSSARY OF TERMS FOR MICROGRAPHICS - QUALITY OF IMAGES, LEGIBILITY, INSPECTION |
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.