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Foreword 0 Introduction 0 1 Scope 0 2 Normative references 0 3 Terms and definitions 0 4 Classification 0 5 Requirements 0 5.1 General 0 5.2 Optical requirements for the finished surface 0 5.2.1 General 0 5.2.2 Tolerances on the surface power of single-vision and multifocal lens blanks 0 5.2.3 Uniformity of the surface power of lens blanks with nominally spherical surfaces 0 5.2.4 Tolerances on the intended surface cylindrical power 0 5.2.5 Tolerances on the surface addition power for multifocal lens blanks 0 5.3 Geometrical tolerances 0 5.3.1 Tolerances on the size 0 5.3.2 Tolerances on thickness 0 5.3.3 Segment tolerances for multifocal lens blanks 0 6 Test methods 0 6.1 General 0 6.2 Determination of surface power 0 6.3 Addition power measurement 0 6.3.1 General 0 6.3.2 Measurement 0 6.4 Segment dimensions and position measurement method 0 6.5 Inspection method for material and surface quality 0 7 Marking and identification 0 7.1 Marking 0 7.2 Identification required on the package 0 7.3 Information to be made available 0 8 Reference to this part of ISO 10322 0 Annex A (informative) Material and surface quality 0 Annex B (informative) Conversion of surface power tolerances fro

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ISO

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reference