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BS EN ISO 8980-2:2017 | 30 Sep 2017 | BSI Knowledge
Standard
BS EN ISO 8980-2:2017
Ophthalmic optics. Uncut finished spectacle lenses - Specifications for power-variation lenses
Current
•
Published:
30 Sep 2017
Overview
Preview
References
History
1 Scope
This document specifies requirements and verification methods for the optical and geometrical properties for uncut finished power-variation lenses.
Product Details
Descriptors
Tolerances of position
Focal length
Ophthalmology
Spectacles (eyeglasses)
Optical properties of materials
Ophthalmic equipment
Visual inspection (testing)
Spectacle lenses
Optical measurement
Defects
Angular tolerances
Dimensional tolerances
ICS Codes
11.040.70 Ophthalmic equipment
Committee
CH/172/3
International relationships
Identical to:
ISO 8980-2:2017
EN ISO 8980-2:2017
ISBN
978 0 580 89526 5
Publisher
BSI