Wave Optics. Wave Optics wave fronts (surfaces of constant action) are orthogonal to rays (a) spherical wave, (b) plane wave (c) dipole wave, (d) dipole.

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Presentation transcript:

Wave Optics

Wave Optics wave fronts (surfaces of constant action) are orthogonal to rays (a) spherical wave, (b) plane wave (c) dipole wave, (d) dipole larger distance

Wave Optics basic phenomena: reflection, refraction

Wave Optics polarization circular linear eliptic linear from circular eliptic from circular linear y linear x unpolarized circular Stokes Parameters projection reflection refraction

Gaussian Beams basic relations Solution to the wave equation: in Fresnel approximation

Gaussian Beams wave fronts near the focus Radius of curvature Wave fronts:  /2 phase shift relative to spherical wave

Gaussian Beams transmission through optical components: basics Basic relations: Matrix optics for Gaussian beams

Gaussian Beams transmission through optical components: examples Ray optics limit: (z-f)>>z 0 Beam focusing: lens at waist For z 0 >>f Example:beam expander

Gaussian Beams higher order beams Hermite-GaussianBessel Beams

Wave Optics diffraction, interference

Diffraction circular aperture

Fresnel Diffraction Fresnel lensEdge diffraction

Babinet‘s Principle application of the superposition principle non diffracted field= diffracted field + complementary field Circular stop Circular aperture

Wave Optics interferomteres Multi path IFM

Fourier Optics

Wave Optics multiple beam interference