Your cart is currently empty!

ISO 6838:2024
ISO 6838:2024 Ophthalmic optics – Contact lenses – Tolerances and methods for measurement of multifocal contact lens addition power
CDN $233.00
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
Format 
Secure PDF
Secure – PDF details
- Save your file locally or view it via a web viewer
- Viewing permissions are restricted exclusively to the purchaser
- Device limits - 3
- Printing – Enabled only to print (1) copy
See more about our Environmental Commitment

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
Can’t find what you are looking for?
Please contact us at:
Related Documents
-
ISO 4125:1991 Dry fruits and dried fruits – Definitions and nomenclature
0 out of 5CDN $76.00 Add to cart -
ISO 7176:2007 Wheelchairs – Part 26: Vocabulary
0 out of 5CDN $312.00 Add to cart -
ISO 20537:2025 Footwear – Identification of defects during visual inspection – Vocabulary
0 out of 5CDN $273.00 Add to cart -
ISO 21531:2009 Dentistry – Graphical symbols for dental instruments
0 out of 5CDN $173.00 Add to cart