Wavefront sensing based on phase contrast theory and coherent optical processing
Huang Lei, Bian Qi†, , Zhou Chenlu, Li Tenghao, Gong Mali
       

(a) The incident wavefront (PV: 25.62λ, RMS: 4.49λ, x scale or y scale: 4 μm/div) and (b) its Zernike polynomial coefficients (order: 1st–35th).