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pisces_on_axe_phased.pro

+;   Copyright 2006 California Institute of Technology
+;   Users must agree to abide by the restrictions listed in the 
+;   file "LegalStuff.txt" in the PROPER library directory.
+;   Modifyed by Ferny sept 2012 calcola psf telescopio lbt con secondario no spider
+;   Modified by Marco Oct 2013: added input structures and telescope jitter
+;------------------------------------------------------------------
+pro pisces_on_axe_phased, wavefront, wavelength, gridsize, sampling, PASSVALUE=passval
+
+diam = 8.4d				;-- entrance aperture diameter in meters
+focal_ratio = 15.0d
+focal_length = diam*focal_ratio
+
+prop_begin, wavefront, diam, wavelength, gridsize, passval.beam_ratio
+prop_add_phase, wavefront,passval.fase      ;AO_residual is due in meters!!
+
+
+
+IF PASSVAL.OSCILLATION EQ 1 THEN BEGIN
+rn=randomu(seed, 1)
+ax= PASSVAL.SWING_A*rn
+ay= PASSVAL.SWING_A*(1.-rn)
+PROP_ZERNIKES, WAVEFRONT, 2, ax
+PROP_ZERNIKES, WAVEFRONT, 3, ay
+ENDIF
+
+
+prop_circular_aperture, wavefront, diam/2.  
+prop_define_entrance, wavefront
+prop_circular_obscuration, wavefront, 0.5
+prop_propagate, wavefront, 10,'M1'
+prop_lens, wavefront, focal_length
+prop_propagate, wavefront, focal_length,'focal plane'
+
+
+;prop_circular_obscuration, wavefront, occrad_m
+
+prop_propagate, wavefront, 0.05,'collimator'
+prop_lens, wavefront, 0.05
+prop_propagate, wavefront, 0.05,'lyot'
+
+
+;aggiungi NCPA Zernike modes
+
+prop_zernikes, wavefront, passval.zer_num, passval.zer_val*1e-9
+
+
+;Applicazione maschera olografica
+if passval.HWRS eq 1 then begin
+holo=readfits('/media/shark/DATA/interpolated_wfs_hologram.fits')
+holo=rebin(holo, 256, 256)
+holo0=fltarr(512,512)
+holo0(128:128+256-1, 128:128+256-1)=holo
+holo=holo0
+prop_divide, wavefront, 2
+Ep=wavefront
+Em=wavefront
+prop_add_Phase, Ep, wavelength*holo/(2.*!pi)
+prop_add_Phase, Em, -wavelength*holo/(2.*!pi)
+wavefront.wavefront=Ep.wavefront+Em.wavefront
+endif
+
+
+
+
+;prop_circular_aperture, wavefront, passval.lyotstop,/norm     ;Lyot *******************
+beam=PROP_GET_BEAMRADIUS(wavefront)
+prop_circular_aperture, wavefront, beam*(passval.lyotstop), passval.lyot_xoff, passval.lyot_yoff     ;Lyot *******************
+
+
+prop_circular_obscuration, wavefront, passval.suppressor,/norm  ;secondary spot suppressor
+
+
+
+prop_propagate, wavefront, 0.05,'camera'
+prop_lens, wavefront, 0.05
+prop_propagate, wavefront, 0.05,'detector'
+pix=prop_get_sampling_arcsec(wavefront)*1000.
+passval.sampl=pix
+prop_end, wavefront, sampling
+return
+end