Initial commit
new file: Copy_of_Exz_with_hamamatsu.m new file: Exz_mod.m new file: Exz_with_hamamatsu.m new file: GS.m new file: MRAF.m new file: MRAF_8bit.bmp new file: PSF of spherical aberration/Exz.m new file: PSF of spherical aberration/Thumbs.db new file: PSF of spherical aberration/josaa-12-10-2136.pdf new file: PSF of spherical aberration/josaa-12-2-325.pdf new file: PSF of spherical aberration/main.m new file: "PSF of spherical aberration/\351\207\215\350\246\201psf\346\226\207\347\214\256.pdf" new file: Spherical_aberration_SiminCao.m new file: gen_m.m new file: gen_rectangle.m new file: hamamatsu.m new file: m.tif new file: m2.tif new file: photo/50-30.BMP new file: photo/8bit_50-30.BMP new file: photo/8bit_ellipse.BMP new file: photo/convert_8bit.exe new file: photo/ellipse.BMP new file: rect_MRAF_SiminCao.m new file: rectangle.tif new file: size/.vscode/settings.json new file: size/black_c_20THSize_4f_1.064lamda.bmp new file: size/black_c_30THSize_4f_61.064lamda.bmp new file: size/black_output.bmp new file: size/black_rect_30THSize_4f_1.064lamda.bmp new file: size/black_rect_30THSize_4f_6_1.064lamda.bmp new file: size/c_20THSize_4f_1.064lamda.bmp new file: size/c_20THSize_4f_1.064lamda_resize.bmp new file: size/c_30THSize_4f_61.064lamda.bmp new file: size/c_30THSize_4f_61.064lamda_resize.bmp new file: size/noisy_output.bmp new file: size/output.bmp new file: size/rect_30THSize_4f_1.064lamda.bmp new file: size/rect_30THSize_4f_1.064lamda_resize.bmp new file: size/rect_30THSize_4f_6_1.064lamda.bmp new file: size/rect_30THSize_4f_6_1.064lamda_resize.bmp new file: size/resize_4.7z new file: size/resize_black.7z new file: size/size copy.py new file: size/size.py new file: size/wave.7z new file: sp.m new file: to8bit.m new file: trans_8bit.zip new file: wavef/A.bmp new file: wavef/B_linear.bmp new file: wavef/PHA SID230828-2003.csv new file: wavef/PHA_bilinear_1280_1024.csv new file: wavef/PHA_bilinear_reversal.csv new file: wavef/PHA_output_1280_1024.csv new file: wavef/Untitled-1.py new file: wavef/filled.bmp new file: wavef/from PIL import Image.py new file: wavef/matrix_filled.csv new file: wavef/output.bmp new file: wavef/output.csv new file: wavef/output2.bmp new file: wavef/pha_wavef copy.py new file: wavef/pha_wavef.py new file: wavef/pha_wavef_step.py new file: wavef/wavef.zip new file: wavef/xy_values.csv new file: "wavef/\346\226\260\345\273\272\346\226\207\344\273\266\345\244\271/matrix.csv" new file: "wavef/\346\226\260\345\273\272\346\226\207\344\273\266\345\244\271/matrix_filled.csv"
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wxchen
77
PSF of spherical aberration/Exz.m
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77
PSF of spherical aberration/Exz.m
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lambda = 1.064;
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d = 590;
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n1 = 1.00;
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n2 = 2.585;
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NA = 0.65;
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alpha = asin(NA / n1);
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k0 = 2 * pi / lambda;
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x = linspace(-3, 3, 100); %linspace(-6,6,200);
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D_z = linspace(-50, 50, 800);
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z = D_z * n2 / n1 + (n2 / n1 - 1) * d;
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%v=2*pi*n1/lambda*sqrt(2*x.^2)*(NA/n1);
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v = 2 * pi * n1 / lambda * abs(x) * (NA / n1);
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u = 2 * pi * n2 / lambda * z * (NA / n1) ^ 2;
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[u, v] = meshgrid(u, v);
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%% Fresnel transmission coefficients
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Rs = @(phi1, phi2)((n1 * cos(phi1) - n2 * cos(phi2)) / (n1 * cos(phi1) + n2 * cos(phi2)));
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Rp = @(phi1, phi2)((n1 * cos(phi2) - n2 * cos(phi1)) / (n1 * cos(phi2) + n2 * cos(phi1)));
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Ts = @(phi1, phi2)(1 - Rs(phi1, phi2)); %可能错误
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Tp = @(phi1, phi2)(1 - Rp(phi1, phi2));
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%% Sphere Aberration
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Phi_d = @(phi1, phi2, d)(-d * (n1 * cos(phi1) - n2 * cos(phi2)));
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%% I transfored integrals
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I0_in = @(phi1, phi2)cos(phi1) ^ 0.5 * sin(phi1) * (Ts(phi1, phi2) + Tp(phi1, phi2) * cos(phi2)) ...
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* exp(1i * u .* cos(phi2) / sin(alpha) ^ 2) * exp(1i * k0 * Phi_d(phi1, phi2, d)) .* besselj(0, v * sin(phi1) / sin(alpha));
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I1_in = @(phi1, phi2)cos(phi1) ^ 0.5 * sin(phi1) * (Tp(phi1, phi2) * sin(phi2)) ...
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* exp(1i * u .* cos(phi2) / sin(alpha) ^ 2) * exp(1i * k0 * Phi_d(phi1, phi2, d)) .* besselj(1, v * sin(phi1) / sin(alpha));
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I2_in = @(phi1, phi2)cos(phi1) ^ 0.5 * sin(phi1) * (Ts(phi1, phi2) - Tp(phi1, phi2) * cos(phi2)) ...
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* exp(1i * u .* cos(phi2) / sin(alpha) ^ 2) * exp(1i * k0 * Phi_d(phi1, phi2, d)) .* besselj(2, v * sin(phi1) / sin(alpha));
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%% integree
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intnum = 500;
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Dphi = alpha / intnum;
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I0 = 0;
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I1 = 0;
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I2 = 0;
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for ii = 0:intnum
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disp(ii);
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phi1 = ii * Dphi;
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phi2 = asin(sin(phi1) * n1 / n2);
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I0 = I0 + I0_in(phi1, phi2) * Dphi;
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I1 = I1 + I1_in(phi1, phi2) * Dphi;
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I2 = I2 + I2_in(phi1, phi2) * Dphi;
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end
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%%
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l0 = 1; %l_0 is an amplitude factor
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f = 250; %f<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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K = pi * n1 * f * l0 / lambda;
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%<EFBFBD><EFBFBD>xz<EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> theta_p=0
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e_2x = -1i * K * (I2 + I0);
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e_2y = 0;
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e_2z = -2 * K * I1;
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intensity = (e_2x .* conj(e_2x) + e_2y .* conj(e_2y) + e_2z .* conj(e_2z));
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figure;
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imagesc(z, x, intensity);
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xlabel('z/um');
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ylabel('x/um');
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% [c,h]=contour(z,x,intensity/max(intensity(:)),[0.025 0.05 0:0.1:1],'-');
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% clabel(c,h);
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%%
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rr = mat2gray(intensity(round(length(x) / 2):end, round(length(D_z) / 2)));
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r = linspace(0, x(end), length(rr));
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theta = linspace(0, 2 * pi, 100);
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[R, Theta] = meshgrid(r, theta);
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zz = meshgrid(rr, theta);
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xx = R .* cos(Theta);
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y = R .* sin(Theta);
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figure
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pcolor(xx, y, zz);
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axis square;
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shading interp;
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