NEN-EN-ISO 8596/A1
Ophthalmic optics - Visual acuity testing - Standard and clinical optotypes and their presentation
active, Most Current
| Organization: | NEN |
| Publication Date: | 1 February 2020 |
| Status: | active |
| Page Count: | 14 |
| ICS Code (Ophthalmic equipment): | 11.040.70 |
Document History
NEN-EN-ISO 8596/A1
February 1, 2020
Ophthalmic optics - Visual acuity testing - Standard and clinical optotypes and their presentation
A description is not available for this item.
January 1, 2018
Ophthalmic optics - Visual acuity testing - Standard and clinical optotypes and their presentation
NEN-EN-ISO 8596 specifies a range of Landolt ring optotypes and describes a method for measuring distance visual acuity under photopic conditions for the purposes of certification or licensing.This...
July 1, 2009
Ophthalmic optics - Visual acuity testing - Standard optotype and its presentation
This International Standard specifies a range of Landolt ring optotypes and describes a method for measuring distance visual acuity under daylight conditions for the purposes of certification or...
April 1, 1996
Ophthalmic optics - Visual acuity testing - Standard optotype and its presentation
Specifies a range of Landolt ring optotypes and describes a method for measuring distance visual acuity under daylight conditions for the purposes of certification or licensing.