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I.S. EN ISO 7944:1999

Current
Current

The latest, up-to-date edition.

OPTICS AND OPTICAL INSTRUMENTS - REFERENCE WAVELENGTHS
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-1999

Preview

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

Foreword
1 Scope
2 Reference wavelengths, principal dispersions and Abbe
  numbers

Defines two reference wavelengths to be used for the characterization of optical materials, optical systems and instruments, as well as ophthalmic lenses.

DocumentType
Standard
Pages
12
PublisherName
National Standards Authority of Ireland
Status
Current

Standards Relationship
UNE-EN ISO 7944:1999 Identical
BS EN ISO 7944:1998 Identical
DIN EN ISO 7944:1998-07 Identical
ISO 7944:1998 Identical
EN ISO 7944:1998 Identical
UNI EN ISO 7944 : 1999 Identical

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