BH GSO ISO 7944:2024
ISO 7944:1998
Bahraini Standard
Current Edition
·
Approved on
21 November 2024
Optics and optical instruments - Reference wavelengths
BH GSO ISO 7944:2024 Files
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BH GSO ISO 7944:2024 Scope
This International Standard specifies two reference wavelengths to be used for the characterization of optical
materials, optical systems and instruments, as well as 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.
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