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I.S. EN ISO 24157:2008

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

OPHTHALMIC OPTICS AND INSTRUMENTS - REPORTING ABERRATIONS OF THE HUMAN EYE
Available format(s)

Hardcopy , PDF

Superseded date

03-13-2020

Language(s)

English

Published date

01-01-2008

Preview

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Coordinate system
5 Representation of wavefront data
  5.1 Representation of wavefront data with the use of Zernike
      polynomial function coefficients
  5.2 Representation of wavefront data in the form of wavefront
      gradient fields or wavefront error function values
  5.3 Gradient fit error
6 Presentation of data representing the aberrations of the human
  eye
  6.1 General
  6.2 Aberration data presented in the form of normalized Zernike
      coefficients
  6.3 Aberration data presented in the form of normalized Zernike
      coefficients given in magnitude/axis form
  6.4 Aberration data presented in the form of topographical maps
  6.5 Presentation of pooled aberration data
Annex A (informative) - Methods of generating Zernike coefficients
Annex B (informative) - Conversion of Zernike coefficients to
        account for differing aperture sizes, decentration and
        coordinate system rotation
Annex C (informative) - Conversion between Zernike coefficients
        represented in different systems of notation
Annex D (informative) - Computer algorithm to generate partial
        derivative weighting matrices for un-normalized
        Zernike polynomial functions
Annex E (informative) - Table of normalized Zernike polynomial
        functions (to 6th radial order)
Bibliography

Describes standardized methods for reporting aberrations of the human eye.

DocumentType
Standard
Pages
42
PublisherName
National Standards Authority of Ireland
Status
Superseded
SupersededBy

Standards Relationship
ISO 24157:2008 Identical
EN ISO 24157:2008 Identical

ISO 8429:1986 Optics and optical instruments Ophthalmology Graduated dial scale

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