SIST EN ISO 8980-2:2018 PDF
Ophthalmic optics - Uncut finished spectacle lenses - Part 2: Specifications for power-variation lenses (ISO 8980-2:2017)
Ophthalmic optics - Uncut finished spectacle lenses - Part 2: Specifications for power-variation lenses (ISO 8980-2:2017)
- Статус документа:
- Действующий
- Формат:
- Электронный (PDF)
- Количество страниц:
- 15
- Дата публикации:
- 15 февраля 2018 г.
- ICS:
- 11.040.70
- Технический комитет:
- VAZ - Healthcare
ISO 8980-2:2017 specifies requirements and verification methods for the optical and geometrical properties for uncut finished power-variation lenses.
Abstract
Overview
EN - Ophthalmic optics - Uncut finished spectacle lenses - Part 2: - defines optical and geometrical requirements and verification methods for uncut finished power‑variation spectacle lenses. Published by CEN as an adoption of , the standard sets tolerances, test procedures and marking/identification rules used in manufacturing, inspection and conformity assessment of lenses whose power varies across the surface (e.g., progressive or other power‑variation lenses).
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