optics
Class EvenAspheric

java.lang.Object
  optics.Optics
      optics.SurfaceFunction
          optics.Aspheric
              optics.EvenAspheric

public class EvenAspheric
extends Aspheric

Class to implement an EvenAspheric being a expansion of even powers of the radius

Field Summary

Fields inherited from class optics.Aspheric

bc, curvature, epsilon

Fields inherited from class optics.Optics

DEFAULT_WAVELENGTH, errorStream, fmt, MICRONS

Constructor Summary

EvenAspheric(double c, double e, double[] b)
Form an EvenAspheric with specified curvature and

EvenAspheric(double c, double e, int n)
Form an EvenAspheric with specifed curvatatre and n aspheric coefficeints pre-set to zero.

Method Summary

Director	getNormal(double x, double y) Method to get the surface normal at x/y location
double	getProfile(double x, double y) Get the surface profile at a position x/y

Methods inherited from class optics.Aspheric

getAspheric, getCurvature, getNormal, getProfile, getQuadric, getValue, scale, setAspheric, setAspheric, setCurvature, setQuadric

Methods inherited from class optics.SurfaceFunction

getValue

Methods inherited from class optics.Optics

getDefaultWaveLength, getErrorStream, getFormatString, getName, getStaticName, getVersion, printError, setDefaultWaveLength, setErrorStream, setFormatString, setMicrons

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

EvenAspheric

public EvenAspheric(double c,
                    double e,
                    double[] b)

Form an EvenAspheric with specified curvature and

Parameters:

c - the curvature

e - the quadric parameter

b - the Aspheric coefficients

EvenAspheric

public EvenAspheric(double c,
                    double e,
                    int n)

Form an EvenAspheric with specifed curvatatre and n aspheric coefficeints pre-set to zero.

Parameters:

c - the curvature

e - the quadric parameter

n - the number of Aspheric coefficients.

Method Detail

getProfile

public double getProfile(double x,
                         double y)

Get the surface profile at a position x/y

Specified by:

getProfile in class Aspheric

Parameters:

x - the x location

y - the y location

Returns:

double the profile

getNormal

public Director getNormal(double x,
                          double y)

Method to get the surface normal at x/y location

Specified by:

getNormal in class Aspheric

Parameters:

x - the x location

y - the y location

Returns:

Director the surface normal