NF EN ISO 9342-1 : 2005
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
OPTICS AND OPTICAL INSTRUMENTS - TEST LENSES FOR CALIBRATION OF FOCIMETERS - PART 1: TEST LENSES FOR FOCIMETERS USED FOR MEASURING SPECTACLE LENSES
08-08-2023
01-12-2013
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Design requirements and recommendations for test lenses
5 Tolerances
Annex A (informative) Manufacture of test lenses
for focimeters
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.