经典教材几何光学像差理论AberrationTheory.pdf
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Aberration Theory
Geunyoung Yoon, Ph.D.
Assistant Professor Department of Ophthalmology
Center for Visual Science University of Rochester
Optics
Quantum Optics
Coherent Optics
Diffractive Optics (Fourier Optics) Geometrical Optics (Aberration theory) Paraxial Optics (First Order Optics) (Gaussian Opticbetween aberrations and image quality (Pupil function, PSF, MTF, Image convolution…)
How Can We Measure These Aberrations Of The Eye?
Different types of wavefront sensors
Monochromatic aberration (Seidel and wave aberrations) Chromatic aberration (Longitudinal, Transverse)
Why Are These Aberrations Important?
Relationship between aberrations and image quality (Pupil function, PSF, MTF, Image convolution…)
Monochromatic aberration (Seidel and wave aberrations) Chromatic aberration (Longitudinal, Transverse)
Why Are These Aberrations Important?
Relationship between aberrations and image quality (Pupil function, PSF, MTF, Image convolution…)
How Can We Measure These Aberrations Of The Eye?
Different types of wavefront sensors
Outline
What Is Wavefront?
Huygens’s principle, Snell’s law, Fermat’s principle Paraxial (first order) approximation
What Is Wavefront?
Huygens’s principle, Snell’s law, Fermat’s principle Paraxial (first order) approximation
What Kind Of Wavefront Aberrations Are There?
Harmonic wave function ψ (x, t) = Asin(kx − ωt)
Plane wavefront x
Phase Spherical wavefront
Relationship between aberrations and image quality (Pupil function, PSF, MTF, Image convolution…)
How Can We Measure These Aberrations Of The Eye?
Different types of wavefront sensors
Outline
What Is Wavefront?
Huygens’s principle, Snell’s law, Fermat’s principle Paraxial (first order) approximation
What Kind Of Wavefront Aberrations Are There?
What Is Wavefront?
Huygens’s principle Snell’s law
Fermat’s principle Paraxial (first order) approximation
Wavefront vs Ray
“A wavefront is a surface over which an optical disturbance has a constant phase.”
What Kind Of Wavefront Aberrations Are There?
Monochromatic aberration (Seidel and wave aberrations) Chromatic aberration (Longitudinal, Transverse)
Why Are These Aberrations Important?
How Can We Measure These Aberrations Of The Eye?
Different types of wavefront sensors
Outline
What Is Wavefront?
Huygens’s principle, Snell’s law, Fermat’s principle Paraxial (first order) approximation
What Kind Of Wavefront Aberrations Are There?
Monochromatic aberration (Seidel and wave aberrations) Chromatic aberration (Longitudinal, Transverse)
Why Are These Aberrations Important?
Geunyoung Yoon, Ph.D.
Assistant Professor Department of Ophthalmology
Center for Visual Science University of Rochester
Optics
Quantum Optics
Coherent Optics
Diffractive Optics (Fourier Optics) Geometrical Optics (Aberration theory) Paraxial Optics (First Order Optics) (Gaussian Opticbetween aberrations and image quality (Pupil function, PSF, MTF, Image convolution…)
How Can We Measure These Aberrations Of The Eye?
Different types of wavefront sensors
Monochromatic aberration (Seidel and wave aberrations) Chromatic aberration (Longitudinal, Transverse)
Why Are These Aberrations Important?
Relationship between aberrations and image quality (Pupil function, PSF, MTF, Image convolution…)
Monochromatic aberration (Seidel and wave aberrations) Chromatic aberration (Longitudinal, Transverse)
Why Are These Aberrations Important?
Relationship between aberrations and image quality (Pupil function, PSF, MTF, Image convolution…)
How Can We Measure These Aberrations Of The Eye?
Different types of wavefront sensors
Outline
What Is Wavefront?
Huygens’s principle, Snell’s law, Fermat’s principle Paraxial (first order) approximation
What Is Wavefront?
Huygens’s principle, Snell’s law, Fermat’s principle Paraxial (first order) approximation
What Kind Of Wavefront Aberrations Are There?
Harmonic wave function ψ (x, t) = Asin(kx − ωt)
Plane wavefront x
Phase Spherical wavefront
Relationship between aberrations and image quality (Pupil function, PSF, MTF, Image convolution…)
How Can We Measure These Aberrations Of The Eye?
Different types of wavefront sensors
Outline
What Is Wavefront?
Huygens’s principle, Snell’s law, Fermat’s principle Paraxial (first order) approximation
What Kind Of Wavefront Aberrations Are There?
What Is Wavefront?
Huygens’s principle Snell’s law
Fermat’s principle Paraxial (first order) approximation
Wavefront vs Ray
“A wavefront is a surface over which an optical disturbance has a constant phase.”
What Kind Of Wavefront Aberrations Are There?
Monochromatic aberration (Seidel and wave aberrations) Chromatic aberration (Longitudinal, Transverse)
Why Are These Aberrations Important?
How Can We Measure These Aberrations Of The Eye?
Different types of wavefront sensors
Outline
What Is Wavefront?
Huygens’s principle, Snell’s law, Fermat’s principle Paraxial (first order) approximation
What Kind Of Wavefront Aberrations Are There?
Monochromatic aberration (Seidel and wave aberrations) Chromatic aberration (Longitudinal, Transverse)
Why Are These Aberrations Important?