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  • BSI
    BS EN ISO 8980-3:2022 - TC Tracked Changes. Ophthalmic optics. Uncut finished spectacle lenses - Transmittance specifications and test methods
    Edition: 2022
    $703.81
    / user per year

Description of BS EN ISO 8980-3:2022 - TC 2022

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.

Standard NumberBS EN ISO 8980-3:2022 - TC
TitleTracked Changes. Ophthalmic optics. Uncut finished spectacle lenses - Transmittance specifications and test methods
StatusDefinitive
Publication Date2022-08-01
DescriptorsSpectra, Wave properties and phenomena, Transmittance, Spectacle lenses, Optical properties of materials, Attenuation, Ophthalmic equipment, Polarization (wave physics), Ophthalmology, Luminous intensity, Ultraviolet radiation, Spectacles (eyeglasses), Photochromic materials
ICS11.040.70 Ophthalmic equipment
CommitteeCH/172/3
ISBN978 0 539 23288 2
PublisherBSI
Pages112

About BSI

BSI Group, also known as the British Standards Institution is the national standards body of the United Kingdom. BSI produces technical standards on a wide range of products and services and also supplies certification and standards-related services to businesses.
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