Ophthalmic optics. Semi-finished spectacle lens blanks. Part 2: Specifications for progressive-power and degressive-power lens blanks (ISO 10322-2:2016)
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ISO 10322-2:2016 specifies requirements for the optical and geometrical properties of semi-finished lens blanks with finished progressive-power and degressive-power surfaces.
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Sisällysluettelo
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Classification
5 Requirements
5.1 General
5.2 Optical requirements for the finished surface
5.3 Geometrical tolerances
5.4 Orientation requirement for polarizing lens blanks
6 Test methods
6.1 General
6.2 Determination of surface power
6.3 Surface addition power measurement for progressive-power lens blanks
6.4 Inspection method for material and surface quality
7 Marking and identification
7.1 Marking
7.2 Identification required on the package
7.3 Information to be made available
8 Reference to this part of ISO 10322
Annex A Material and surface quality (informative)
Annex B Conversion of surface power tolerances from the refractive index of the lens blank to that of an instrument's fixed reference (informative)
Annex C Addition power measurement by transmission (informative)