ANSI Z80.20-2016 pdf download.Contact Lenses – Standard Terminology, Tolerances, Measurements and Physicochemical Properties 1.2 Purpose The purpose of this standard is to incorporate tolerances for all contact lenses in a […]

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ANSI Z80.36-2016 pdf download.Light Hazard Protection for Ophthalmic Instruments 5.2 Requirements for classification as a Group 1 instrument An ophthalmic instrument shall be classified in Group 1 if any or […]

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ANSI Z80.35-2018 pdf download.Extended Depth of Focus Intraocular Lenses 1.Scope and purpose This standard applies to intraocular lenses (IOLs) whose function is the correction of aphakia, with extended range of […]

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ANSI Z80.30-2018 pdf download.Toric Intraocular Lenses 5.2.1 Dioptric power Dioptric power is defined in ISO 11979-1. When determined by one of the methods described in Annex A of ISO 11979-2, […]

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ANSI Z80.28-2017 pdf download.Methods for Reporting Optical Aberrations of Eyes 3.4 Wavefront error – W(x,y) or W(r, θ ) The wavefront error of an eye is the optical path-length (i.e., […]

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ANSI Z80.23-2018 pdf download.Corneal Topography and Tomography Systems – Standard Terminology, Requirements 4.1 Area measured When measuring an 8-mm spherical surface (i.e., 8-mm radius of curvature), a corneal topographer or […]

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ANSI Z80.18-2016 pdf download.Contact Lens Care Products – Vocabulary, Performance Specifications, and Test Methodology 1 Scope This American National Standard applies to contact lens care products (CLCP) which are marketed […]

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ANSI Z80.10-2018 pdf download.Ophthalmic Instruments – Tonometers 1 Scope This standard, together with ISO 1 5004-1 :2006, Fundamental requirements and test methods – Part 1: General requirements applicable to all […]

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ANSI Z80.3-2018 pdf download.Nonprescription Sunglass and Fashion Eyewear Requirements 1.1 Scope This standard applies to all nonprescription sunglasses and fashion eyewear, normally used for casual, dress, and recreational purposes, having […]

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ANSI SCTE 251-2018 pdf download.Test Procedure for Determining the Thermal Oxidative Stability of Foamed Polyethylene 1.2. Scope This method covers the determination of an Oxidative Induction Time (OIT) value for […]

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