NF EN ISO 851998 : 1998
Superseded
Superseded
OPTICS AND OPTICAL INSTRUMENTS - FOCIMETERS
Published date
01-12-2013
Publisher
Superseded date
11-01-2014
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Defines requirements for continuously indicating focimeters and digitally rounding focimeters with which the vertex and prismatic powers of spherical and astigmatic lenses, including lenses mounted in frames and contact lenses, can be measured and with which lenses can be orientated and marked.
| DevelopmentNote |
Indice de classement: S12-133. Supersedes NFS 12 003 and NFS 12 133 (04/2004)
|
| DocumentType |
Standard
|
| PublisherName |
Association Francaise de Normalisation
|
| Status |
Superseded
|
| Supersedes |
| Standards | Relationship |
| BS EN ISO 8598:1998 | Identical |
| DIN EN ISO 8598:1998-12 | Identical |
| EN ISO 8598:1998 | Identical |
| UNE-EN ISO 8598:1999 | Identical |
| I.S. EN ISO 8598:1999 | Identical |
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