NEN-EN-ISO 8624
Ophthalmic optics - Spectacle frame - Measuring system and terminology
inactive
| Organization: | NEN |
| Publication Date: | 1 April 2002 |
| Status: | inactive |
| Page Count: | 16 |
| ICS Code (Ophthalmic equipment): | 11.040.70 |
scope:
Specifies a measuring system for spectacle frames.
Document History
September 1, 2015
Ophthalmic optics - Spectacle frames - Measuring system and terminology
A description is not available for this item.
February 1, 2011
Ophthalmic optics - Spectacle frames - Measuring system and terminology
This International Standard specifies a measuring system for spectacle frames and related terminology. It is applicable to fronts which are intended to be symmetrical.
October 1, 2009
Ophthalmic optics - Spectacle frames - Measuring system and terminology
This International Standard specifies a measuring system for spectacle frames and related terminology. It is applicable to fronts which are intended to be symmetrical.
NEN-EN-ISO 8624
April 1, 2002
Ophthalmic optics - Spectacle frame - Measuring system and terminology
Specifies a measuring system for spectacle frames.
May 1, 2000
Ophthalmic optics - Spectacle frame - Measuring system and terminology
Specifies a measuring system for spectacle frames.
June 1, 1996
Optics and optical intruments - Ophthalmic optics - Measuring system for spectacle frames
Specifies a measuring system based on the boxing-system which uses a rectangle as the basis for the determination of dimensions. Figure 1 shows a diagrammatic presentation of the measuring system.