Системный анализ оптико-электронных телескопических комплексов высокого разрешения. Физическое моделирование волновых аберраций.

(Physical simulation of optical-electronic system (OES) of high-resolution)

OES example:

Input Data for Simulation: Diameter of a primary mirror [mm] Shielding Coefficient   Focal distance [mm] Wavelength [mm] Defocus [unit of Wavelength] X Tilt [unit of Wavelength] Y Tilt [unit of Wavelength] Coma [unit of Wavelength] Angle of Coma [degree] Astigmatism [unit of Wavelength] Angle of Astigmatism [degree] Spherical Aberration [unit of Wavelength] Const [unit of Wavelength] Width of cell CCD [mKm] Heigth of cell CCD [mKm] Bit capacity of the Analog-Digital Conversion [bit] Nois RMS [quantum] CCD Modulation Transfer Function (MTF) [data curve]

A. Example of average parameters of OES:

Diameter of a primary mirror 350 Shielding Coefficient 0.32  Focal distance 4250 Wavelength 0.00066 Defocus 0.05 X Tilt 0.07 Y Tilt 0.03 Coma 0.07 Angle of Coma 30.3 Astigmatism 0.1 Angle of Astigmatism 17.5 Spherical Aberration 0.02 Const 0.06 Width of cell CCD 12 Heigth of cell CCD 8 Bit capacity of the ADC 11 Nois RMS 3.5 Curve of CCD Modulation Transfer Function fn - Nyquist frequency

Results:

Phase Pupil Function: Zoom Optical Transfer Function: MTF of OES:   Optical MTF: MTF of OES:   Optical PSF: PSF of OES: Simulation Image:

Image Section: PSF Restoration: MTF Restoration:

Optical Resolution:

B. Degenerate Defocusing: D = 0.75 λ

C. Degenerate X-Titl: Lx = 1.5 λ

D. Degenerate Astigmatism: A = 0.5 λ

E. Degenerate Coma: C = 1.3 λ

F. Degenerate Spherical Aberration: Sa = 0.4 λ

Method and software of automatic resolution evaluating of optic-electronic telescopic land remote sensing system. Program Package for measurement of resolution of optical-electronic system