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API STD 521: Guide for Pressure-relieving and Depressuring Systems – Edition 6

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682

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ISO 6838:2024

ISO 6838:2024 Ophthalmic optics – Contact lenses – Tolerances and methods for measurement of multifocal contact lens addition power

CDN $251.00

SKU: 93d0e7b6851f Categories: ,

Description

This document specifies proposals for the tolerances and methods for measuring the base and add power of refractive/symmetric multifocal contact lenses. This document is not intended to measure current production lenses (or similar) and does not include measurement of diffractive multifocal contact lenses nor the measurement of distance (or label) power.

This document is intended to obtain additional feedback from clinicians, manufacturers, and health authorities on the proposals for tolerances and test methods. This document is not intended to be used in any quality system or by any governing body to control the manufacturing or acceptance of contact lenses.

Edition

1

Published Date

2024-07-11

Status

PUBLISHED

Pages

20

Language Detail Icon

English

Format Secure Icon

Secure PDF

Abstract

This document specifies proposals for the tolerances and methods for measuring the base and add power of refractive/symmetric multifocal contact lenses. This document is not intended to measure current production lenses (or similar) and does not include measurement of diffractive multifocal contact lenses nor the measurement of distance (or label) power.

This document is intended to obtain additional feedback from clinicians, manufacturers, and health authorities on the proposals for tolerances and test methods. This document is not intended to be used in any quality system or by any governing body to control the manufacturing or acceptance of contact lenses.

Previous Editions

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