ANSI Z80.18-2016 pdf free download.Ophthalmics – 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 for use with hard (PMMA), rigid gas permeable (RGP), enhanced oxygen permeable materials, and soft hydrophilic contact lenses. These products are intended for use in the care...