def zernike2seidel(self):
a = [0] + self.__coefficients__
#Piston
Ap = a[1] - __sqrt__(3) * a[4] + __sqrt__(5) * a[11]
#tilt
At = 2 * __sqrt__((a[2] - __sqrt__(8) * a[8])**2 +
(a[3] - __sqrt__(8) * a[7])**2)
Bt = __arctan2__(a[3] - __sqrt__(8) * a[7],
a[2] - __sqrt__(8) * a[8]) * 180 / __np__.pi
#defocus
Ad = 2 * (__sqrt__(3) * a[4] - 3 * __sqrt__(5) * a[11])
#Astigmatism
Aa = 2 * __sqrt__(6 * (a[5]**2 + a[6]**2))
Ba = __arctan2__(a[5], a[6]) * 180 / __np__.pi
#Coma
Ac = 6 * __sqrt__(2 * (a[7]**2 + a[8]**2))
Bc = __arctan2__(a[7], a[8]) * 180 / __np__.pi
#Spherical
As = 6 * __sqrt__(5) * a[11]
A = [Ap, At, Bt, Ad, Aa, Ba, Ac, Bc, As]
seidellist = [
"Piston", "Tilt", "Defocus", "Astigmatism", "Coma", "Spherical"
]
Atable = [[Ap, 0.0], [At, Bt], [Ad, 0.0], [Aa, Ba], [Ac, Bc],
[As, 0.0]]
print " Magnitude Angle (Degrees)"
print "-------------------------------------------"
for i in range(len(seidellist)):
print "| {0:>13s} | {1:>8s} | {2:>8s} |".\
format(seidellist[i],str(round(Atable[i][0],3)),str(round(Atable[i][1],3)))
print "-------------------------------------------"
SeidelCoefficient = __seidel2__.Coefficient(Atable)
return SeidelCoefficient
def zernike2seidel(self):
a = [0]+self.__coefficients__
#Piston
Ap = a[1]-__sqrt__(3)*a[4]+__sqrt__(5)*a[11]
#tilt
At = 2*__sqrt__((a[2]-__sqrt__(8)*a[8])**2+(a[3]-__sqrt__(8)*a[7])**2)
Bt = __arctan2__(a[3]-__sqrt__(8)*a[7],a[2]-__sqrt__(8)*a[8])*180/__np__.pi
#defocus
Ad = 2*(__sqrt__(3)*a[4]-3*__sqrt__(5)*a[11])
#Astigmatism
Aa = 2*__sqrt__(6*(a[5]**2+a[6]**2))
Ba = __arctan2__(a[5],a[6])*180/__np__.pi
#Coma
Ac = 6*__sqrt__(2*(a[7]**2+a[8]**2))
Bc = __arctan2__(a[7],a[8])*180/__np__.pi
#Spherical
As = 6*__sqrt__(5)*a[11]
A = [Ap,At,Bt,Ad,Aa,Ba,Ac,Bc,As]
seidellist=["Piston",
"Tilt",
"Defocus",
"Astigmatism",
"Coma",
"Spherical"]
Atable = [[Ap,0.0],[At,Bt],[Ad,0.0],[Aa,Ba],[Ac,Bc],[As,0.0]]
print" Magnitude Angle (Degrees)"
print"-------------------------------------------"
for i in range(len(seidellist)):
print "| {0:>13s} | {1:>8s} | {2:>8s} |".\
format(seidellist[i],str(round(Atable[i][0],3)),str(round(Atable[i][1],3)))
print"-------------------------------------------"
SeidelCoefficient = __seidel2__.Coefficient(Atable)
return SeidelCoefficient
def __seidelcartesian__(coefficient,x,y): W = coefficient h = 1 u = __arctan2__(y,x) r = __sqrt__(x**2+y**2) W = __seidelpolar__(coefficient,r,u) return W
def __seidelcartesian__(coefficient, x, y):
W = coefficient
h = 1
u = __arctan2__(y, x)
r = __sqrt__(x**2 + y**2)
W = __seidelpolar__(coefficient, r, u)
return W
