EN ISO 24157:2008

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

ISO 24157:2008 specifies standardized methods for reporting aberrations of the human eye.