ISO 517:1996
Withdrawn
View Superseded by
Photography — Apertures and related properties pertaining to photographic lenses — Designations and measurements
Hardcopy , PDF
12-26-1996
11-02-2025
Pertains to apertures and related properties of photographic lenses affecting the illuminance at the centre of the image. Does apply only to lenses focused on objects at infinity; that is, at least 50 times the focal length of the lens.
| Committee |
ISO/TC 172/SC 1
|
| DocumentType |
Standard
|
| Pages |
8
|
| ProductNote |
NEW CHILD COR 1 2006 IS NOW ADDED
|
| PublisherName |
International Organization for Standardization
|
| Status |
Withdrawn
|
| SupersededBy | |
| Supersedes |
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