Statements (26)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:International_Standard
photographic standard |
| gptkbp:appliesTo |
photographic film
digital image sensors |
| gptkbp:defines |
film speed
|
| gptkbp:firstPublished |
1974
|
| gptkbp:governingBody |
gptkb:International_Organization_for_Standardization
|
| https://www.w3.org/2000/01/rdf-schema#label |
ISO film speed standard
|
| gptkbp:latestReleaseVersion |
ISO 2240:2003
ISO 5800:1987 ISO 6:1993 |
| gptkbp:measures |
ISO value
|
| gptkbp:predecessor |
ASA film speed system
DIN film speed system |
| gptkbp:purpose |
standardize film sensitivity ratings
|
| gptkbp:relatedConcept |
sensitivity
exposure index |
| gptkbp:replacedBy |
gptkb:ASA_film_speed_standard
gptkb:DIN_film_speed_standard |
| gptkbp:seeAlso |
gptkb:ISO_12232
film speed exposure value |
| gptkbp:usedBy |
photographers
camera manufacturers |
| gptkbp:bfsParent |
gptkb:Weston_exposure_meter
|
| gptkbp:bfsLayer |
8
|