BS EN ISO 21987:2017
Current
The latest, up-to-date edition.
Ophthalmic optics. Mounted spectacle lenses
Hardcopy , PDF
English
15-09-2017
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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Classification
5 Requirements
6 Verification methods
7 Marking for position-specific single-vision lenses and
power-variation lenses
8 Recommendations on mounting
9 Identification
10 Reference to this document
Annex A (informative) - Material and surface quality
Annex B (informative) - Recommendations on mounting
Annex C (informative) - Alternative method for measuring prism
imbalance (relative prism error) for mounted single-vision
lenses (excluding position-specific single-vision lenses)
and multifocal lenses
Bibliography
Annex ZA (informative) - Relationship between this
document and the Essential Requirements of
Directive 93/42/EEC [OJ L 169] aimed to be
Covered
Gives requirements and test methods for mounted spectacle lenses relative to the prescription order.
| Committee |
CH/172/3
|
| DevelopmentNote |
Supersedes BS 2738-1(1998). Supersedes 08/30156013 DC. (12/2009) Supersedes 16/30320072 DC. (10/2017)
|
| DocumentType |
Standard
|
| Pages |
32
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This document specifies requirements and test methods for mounted spectacle lenses relative to the prescription order.
| Standards | Relationship |
| EN ISO 21987:2017 | Identical |
| ISO 21987:2017 | Identical |
| EN ISO 13666:2012 | Ophthalmic optics - Spectacle lenses - Vocabulary (ISO 13666:2012) |
| ISO 8980-3:2013 | Ophthalmic optics Uncut finished spectacle lenses Part 3: Transmittance specifications and test methods |
| ISO 8980-5:2005 | Ophthalmic optics Uncut finished spectacle lenses Part 5: Minimum requirements for spectacle lens surfaces claimed to be abrasion-resistant |
| EN ISO 8980-1:2017 | Ophthalmic optics - Uncut finished spectacle lenses - Part 1: Specifications for single-vision and multifocal lenses (ISO 8980-1:2017) |
| ISO 8980-1:2017 | Ophthalmic optics — Uncut finished spectacle lenses — Part 1: Specifications for single-vision and multifocal lenses |
| ISO 13666:2012 | Ophthalmic optics Spectacle lenses Vocabulary |
| ISO 14889:2013 | Ophthalmic optics — Spectacle lenses — Fundamental requirements for uncut finished lenses |
| EN ISO 8980-2:2017 | Ophthalmic optics - Uncut finished spectacle lenses - Part 2: Specifications for power-variation lenses (ISO 8980-2:2017) |
| EN ISO 8598-1:2014 | Optics and optical instruments - Focimeters - Part 1: General purpose instruments (ISO 8598-1:2014) |
| ISO 8980-4:2006 | Ophthalmic optics — Uncut finished spectacle lenses — Part 4: Specifications and test methods for anti-reflective coatings |
| ISO 8980-2:2017 | Ophthalmic optics — Uncut finished spectacle lenses — Part 2: Specifications for power-variation lenses |
| EN ISO 8429:1996 | Optics and optical instruments - Ophthalmology - Graduated dial scale (ISO 8429:1986) |
| ISO 8624:2011 | Ophthalmic optics Spectacle frames Measuring system and terminology |
| ISO 7944:1998 | Optics and optical instruments — Reference wavelengths |
| ISO/TR 28980:2007 | Ophthalmic optics Spectacle lenses Parameters affecting lens power measurement |
| EN ISO 7944:1998 | Optics and optical instruments - Reference wavelengths (ISO 7944:1998) |
| ISO 8429:1986 | Optics and optical instruments Ophthalmology Graduated dial scale |
| ISO 8598-1:2014 | Optics and optical instruments — Focimeters — Part 1: General purpose instruments |
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