Files
fourierOptics/scripts/SPIE/generate_ADC_footprint.py

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3.3 KiB
Python

import numpy as np
import sys
sys.path.insert(0, '/Users/joost/Dropbox/Werk/PhD/Documents/Published/FourierOptics GitHub release/')
from fourierOptics import *
'''
Author: Joost van den Born, PhD student at University of Groningen
Contact: born@astro.rug.nl
Description: Script to generate two plots of the footprint on MCD-CAM lens,
showing the impact of the WFEs on the amplitude and phase
near the exit pupil.
Script made for the SPIE manuscript.
'''
if __name__ == '__main__':
plt.rc('text', usetex=True)
plt.rc('font', family='serif')
# Initializing MICADO paraxial model
mcd = ParaxialMICADO(n=3001, m=3001, dpix=50)
wfe = WavefrontError(mcd.n, mcd.m)
# Setup
l = 1.49e-3
# Set field points
hxList = [-1,-1,0, 1,1]
hyList = [-1, 1,0,-1,1]
# Propagate through the field positions without any WFEs
for i in range(len(hxList)):
hx = hxList[i]
hy = hyList[i]
print('hx: {} - hy: {}'.format(hx,hy) )
# Propagate through the MICADO system
prop_surf = 4
E, x, y = mcd.propagate(l=l,surface=prop_surf, zoom=False, show=False,
print_progress=False, hx=hx, hy=hy)
# Save the resulting 'perfect' PSF for later
if prop_surf == 4:
# Don't show anything outside the clear aperture.
mask = np.sqrt(x**2 + y**2) > mcd.ELT_ADC.p1.CA/2
# Plot P1
footprint_p1 = E.copy()
footprint_p1[mask]=np.nan
# figp1, axp1, axp2 = plot_results(footprint_p1[850:2150,850:2150], x[850:2150,850:2150], y[850:2150,850:2150],
# fig_size=(12,5), show=False)
figp1, axp1 = plot_real_valued_results(np.abs(footprint_p1)[850:2150,850:2150], x[850:2150,850:2150], y[850:2150,850:2150],
labeltext='Amplitude', show=False, fig_size=None)
# plt.savefig('./figures/ELT-MCD-ADC_footprint_no_wfe_{}_{}.pdf'.format(hx,hy), bbox_inches='tight', transparent=True)
plt.savefig('./figures/ELT-MCD-ELT-M1.png', bbox_inches='tight', transparent=True)
plt.show()
# Load in the WFEs and set them to the corresponding ADC surfaces
wfe_p1 = load_variable('./data/ADC_tWFE_p1_psd_25nm.pkl')
wfe_p2 = load_variable('./data/ADC_tWFE_p2_psd_25nm.pkl')
wfe_p3 = load_variable('./data/ADC_tWFE_p3_psd_25nm.pkl')
wfe_p4 = load_variable('./data/ADC_tWFE_p4_psd_25nm.pkl')
mcd.ELT_ADC.p1.add_wavefront_error(wfe_p1)
mcd.ELT_ADC.p2.add_wavefront_error(wfe_p2)
mcd.ELT_ADC.p3.add_wavefront_error(wfe_p3)
mcd.ELT_ADC.p4.add_wavefront_error(wfe_p4)
# Iterating over the field positions.
print('\nPropagation with Wavefront Errors applied')
prop_surf = 4
for i in range(len(hxList)):
hx = hxList[i]
hy = hyList[i]
print('hx: {} - hy: {}'.format(hx,hy) )
# Propagate through the MICADO system
Ep, xp, yp = mcd.propagate(l=l,surface=prop_surf+4, zoom=False, show=False,
print_progress=False, hx=hx, hy=hy)
if prop_surf == 4:
# Don't show anything outside the clear aperture.
mask = np.sqrt(x**2 + y**2) > mcd.ELT_ADC.p1.CA/2
# Plot P1
footprint_p1 = Ep.copy()
figp1, axp1, axp2 = plot_results(footprint_p1[1050:1350,1150:1450], x[1050:1350,1150:1450], y[1050:1350,1150:1450],
fig_size=(12,5), show=False)
plt.savefig('./figures/ELT-MCD-COL_footprint_with_wfe_{}_{}_zoom.pdf'.format(hx,hy), bbox_inches='tight', transparent=True)
plt.savefig('./figures/ELT-MCD-COL_footprint_with_wfe_{}_{}_zoom.png'.format(hx,hy), bbox_inches='tight', transparent=True)
plt.show()