Course description
1. Fundamentals of physical and geometrical optics. Maxwell and wave equations. Monochromatic light, rays and wavefronts, polarization, coherence.
2. Coherent light beams, thin amplitude and phase optical elements. Thin paraxial lens.
3. Free space light propagation as linear system. Helmholtz and parabolic equations. Angular spectrum. Two-dimensional Fourier transform and convolution..
4. Kirchhoff scalar diffraction integral, Fresnel and Fraunhofer diffraction, far field, diffraction gratings.
5. Coherent optical signal processing. Analogue 2D Fourier transforming property of thin lenses, 1-f , 2-f and 4-f optical modules. Optical spatial filtering, spatial invariance, differentiation filters, image addition and subtraction, phase contrast, image enhancement.
6. Optical correlator, matched filters and pattern recognition.
7. Holography, digital holography, computer generated holograms (CGH). spatial filters
8. Synthesis of optical spatial filters. Spatial light modulators (SLM) and dynamic optical elements.
9. Imaging property of a paraxial thin lens. Aberrations, transmittance, pupil function and point spread function (PSF). Paraxial analysis of an optical imaging systems in coherent, partially coherent and non-coherent light.
10. Resolution and contrast of coherent and non-coherent imaging systems. Modulation transfer function (MTF) of an imaging optical system.
11. Review of principles and applications.
תרגילים
1. Light model, polarization and coherence.
2. Light beams.
3. Thin optical elements.
4. Two-dimensional Fourier transform and angular spectrum.
5. Kirchoff and Fresnel diffraction integral.
6. Fraunhofer diffraction and diffraction gratings.
7. Optical image processing.
8. Holography.
9. Imaging with thin lenses.
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