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. Author manuscript; available in PMC: 2011 Jun 1.
Published in final edited form as: Vision Res. 2010 Mar 23;50(11):1041–1047. doi: 10.1016/j.visres.2010.03.012

Figure 7.

Figure 7

Graph shows effect of the number of coefficients included in the Fourier series on the RMSE fit of a lens surface. Overall RMSE values converged at order 10 and did not decrease significantly for orders higher than 10.