Fig. 1. Definition of coordinate system

Fig. 2. SC curves of numerical simulation results

Fig. 3. Normalized SC curve of analytical results

Fig. 4. Far-field light intensity distribution obtained by two methods

Fig. 5. Far-field intensity distribution when the peak wave aberration is λ. (a) No aberration; (b) defocus; (c) tilt; (d) spherical aberration; (e) coma aberration; (f) astigmatism

Fig. 6. Variation of far-field spot angle displacement with wave aberration

Fig. 7. Variation of divergence angle with wave aberration

Fig. 8. Variation of center gain with wave aberration aberration

Fig. 9. Angle distribution of far-field spot gain with different aberrations. (a) Defocus; (b) spherical aberration; (c) coma aberration in x direction; (d) coma aberration in y direction; (e) astigmatism in x direction; (f) astigmatism in y direction