BS EN ISO 10938:2016

This standard BS EN ISO 10938:2016 Ophthalmic optics. Chart displays for visual acuity measurement. Printed, projected and electronic is classified in these ICS categories:

• 11.040.70 Ophthalmic equipment

This International Standard applies to displays of optotypes generated by chart projectors and all other visual acuity measurement systems that use recognition of high-contrast optotypes and that are designed for general use, including optotypes printed on media (either opaque or intended for transillumination), those generated electronically, and those produced by optical projection.