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. Author manuscript; available in PMC: 2010 Apr 29.
Published in final edited form as: Clin Exp Optom. 2009 May;92(3):238–245. doi: 10.1111/j.1444-0938.2009.00360.x

Table 3.

Repeatability of higher-order aberrations measured with the Zywave. All values are in μm.

Zernike coeff. 3mm pupil Mean SD 95% LoA 5mm pupil Mean SD 95% LoA 7mm pupil Mean SD 95% LoA
C20 +0.075 0.282 −0.478 to +0.628 +0.033 0.127 −0.216 to+0.282 +0.024 0.233 −0.433 to +0.481
C2−2 +0.011 0.037 −0.062 to +0.084 +0.009 0.050 −0.089 to+0.108 +0.016 0.064 −0.106 to+0.141
C2+2 +0.006 0.047 −0.086 to +0.098 +0.010 0.071 −0.130 to+0.150 +0.006 0.102 −0.194 to+0.206
C3−1 −0.006 0.024 −0.053 to +0.042 −0.022 0.042 −0.104 to +0.061 −0.017 0.113 −0.237 to +0.204
C3+1 +0.003 0.018 −0.031 to +0.037 +0.009 0.045 −0.080 to +0.098 +0.013 0.059 −0.103 to +0.129
C3−3 −0.005 0.023 −0.050 to +0.040 +0.008 0.035 −0.061 to +0.076 +0.005 0.053 −0.099 to +0.108
C3+3 −0.004 0.015 −0.034 to +0.025 +0.006 0.026 −0.044 to +0.056 +0.018 0.051 −0.081 to +0.117
C40 −0.004 0.015 −0.035 to +0.026 −0.010 0.043 −0.095 to +0.075
C4+2 +0.001 0.013 −0.024 to +0.027 +0.008 0.046 −0.083 to +0.098
C4−2 −0.002 0.014 −0.030 to +0.026 −0.001 0.034 −0.067 to +0.066
C4+4 +0.001 0.014 −0.026 to +0.028 −0.002 0.051 −0.102 to +0.097
C4−4 −0.002 0.022 −0.044 to +0.041 −0.005 0.054 −0.111 to +0.100
C5+1 −0.000 0.010 −0.021 to +0.020 −0.003 0.025 −0.051 to +0.046
C5−1 +0.002 0.013 −0.023 to +0.027 +0.009 0.029 −0.048 to +0.065
C5+3 +0.001 0.007 −0.013 to +0.016 −0.011 0.028 −0.065 to +0.043
C5−3 −0.001 0.012 −0.025 to +0.023 −0.003 0.031 −0.064 to +0.057
C5+5 −0.002 0.010 −0.021 to +0.017 −0.009 0.034 −0.077 to +0.058
C5−5 −0.002 0.009 −0.020 to +0.016 +0.005 0.038 −0.070 to +0.080