Name: EN ISO 9801:2009
Brand: CEN

Ophthalmic instruments - Trial case lenses (ISO 9801:2009)

Published date

12-15-2009

Publisher

Comite Europeen de Normalisation

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
5 Test methods
6 Functional marking
7 Information supplied by the manufacturer
Annex A (informative) - Example of test device for checking
accuracy of trial case lens elements
Annex B (informative) - Example of test device and method for
checking material and surface quality
Bibliography

ISO 9801:2009 specifies requirements for mounted ophthalmic full and/or reduced aperture trial case lenses for the determination of the refractive error of the eye.ISO 9801:2009 takes priority over ISO 15004-1, if differences exist.

Committee	CEN/TC 170
DocumentType	Standard
PublisherName	Comite Europeen de Normalisation
Status	Current

Standards	Relationship
DIN EN ISO 9801 E : 2010	Identical
UNE-EN ISO 9801:2010	Identical
UNI EN ISO 9801 : 2010	Identical
NEN EN ISO 9801 : 2010	Identical
ISO 9801:2009	Identical
I.S. EN ISO 9801:2009	Identical
NBN EN ISO 9801 : 2010	Identical
BS EN ISO 9801:2009	Identical
NF EN ISO 9801 : 2010	Identical
SN EN ISO 9801:2010	Identical
NS EN ISO 9801 : 2009	Identical
DIN EN ISO 9801:2010-04	Identical
PN EN ISO 9801 : NOV 2010	Identical

ISO 12867:2010	Ophthalmic instruments Trial frames
ISO 15004-1:2006	Ophthalmic instruments Fundamental requirements and test methods Part 1: General requirements applicable to all ophthalmic instruments
ISO 13666:2012	Ophthalmic optics Spectacle lenses Vocabulary
ISO 7944:1998	Optics and optical instruments — Reference wavelengths
ISO 8429:1986	Optics and optical instruments Ophthalmology Graduated dial scale