EN ISO 7944:2024
Current
Current
The latest, up-to-date edition.
Optics and photonics - Reference wavelengths (ISO 7944:2024)
Published date
04-12-2024
Publisher
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This document specifies reference wavelengths to be used for the characterization of optical materials, optical systems and instruments, and ophthalmic lenses. It defines the associated principal refractive indices and principal dispersions, as well as the Abbe numbers with regard to these reference wavelengths and principal dispersions.
| DocumentType |
Standard
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Current
|
| Standards | Relationship |
| PN-EN ISO 7944:2025-06 | Identical |
| ÖNORM EN ISO 7944:2025 04 01 | Identical |
| I.S. EN ISO 7944:2024 | Equivalent |
| SS-EN ISO 7944:2024 | Identical |
| BS EN ISO 7944:2024 | Equivalent |
| DS/EN ISO 7944:2024 | Identical |
| UNE-EN ISO 7944:2025 | Identical |
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