ISO 8980:2022
ISO 8980:2022 Ophthalmic optics – Uncut finished spectacle lenses – Part 3: Transmittance specifications and test methods
CDN $295.00
Description
This document specifies requirements for the transmittance properties of uncut and unmounted finished spectacle lenses, including attenuation of solar radiation.
This document is not applicable to
-    spectacle lenses having specific transmittance or absorption characteristics prescribed for medical reasons,
-    products to which specific personal protective equipment transmittance standards apply, and
-    products intended for direct observation of the sun, such as for solar-eclipse viewing.
NOTE 1    By reference to ISO 21987 and ISO 14889, this document also applies to lenses mounted in spectacles.
NOTE 2    Optical and geometric requirements are given for uncut finished spectacle lenses in ISO 8980‑1 and ISO 8980‑2, and for mounted lenses, in ISO 21987.
Edition
4
Published Date
2022-06-23
Status
PUBLISHED
Pages
34
Language
English
Format
Secure PDF
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Abstract
This document specifies requirements for the transmittance properties of uncut and unmounted finished spectacle lenses, including attenuation of solar radiation.
This document is not applicable to
-    spectacle lenses having specific transmittance or absorption characteristics prescribed for medical reasons,
-    products to which specific personal protective equipment transmittance standards apply, and
-    products intended for direct observation of the sun, such as for solar-eclipse viewing.
NOTE 1    By reference to ISO 21987 and ISO 14889, this document also applies to lenses mounted in spectacles.
NOTE 2    Optical and geometric requirements are given for uncut finished spectacle lenses in ISO 8980‑1 and ISO 8980‑2, and for mounted lenses, in ISO 21987.
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