OPTI 435/535: Visual Optics

Syllabus

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Notes

Section 1

  • What is vision? Anatomy of the eye. Dissection. Average and range of sizes, shapes and indices of ocular components. Overview of optical modeling. Definition of visual acuity.
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Section 2

  • Schematic eye models. Gullstrand-LeGrand and Helmholtz models. First-order properties. Locations of cardinal points. Definitions of near point, far point, myopia and hyperopia. Aspheric eye models. Stiles-Crawford, photopic response, diffraction. Location of eye axes. Purkinje Images
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Section 3

  • Optometers, Autorefractors image analysis, retinoscopic scanning and Scheiner disk types. Fogging.
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Section 4

  • Retinoscopy, sphero-cylindrical lenses, astigmatic decomposition.
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Section 5

  • Spectacle lens correction, Tscherning ellipse, lensmeters, accommodation , presbyopia, near addition, progressive lenses. Contact lenses.
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Section 6

  • Spherical, Chromatic, Astigmatism (axial and oblique). Techniques for measuring aberrations. Nominal values. Derivation of these quantities from raytrace data.
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Section 7

  • Visual performance – Theoretical resolution. Vernier acuity, grating acuity, Snellen acuity. Vision charts. Specification of visual acuity. Contrast sensitivity. Fourier theory – PSF, MTF, modulation threshold. Campbell and Green experiments. Van Nes and Bouman experiments. Changes in contrast sensitivity. Square-wave response.
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Section 8

Section 9

Section 10

  • Corneal Refractive Correction: RK/AK, PRK, ALK/LASIK, orthokeratology.
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Section 11

Section 12

  • Scatter. Intraocular lenses. Power calculations. Multifocal contact and intraocular lenses. Aphakia and pseudophakia. Defocus Transfer Function. Multifocal lenses.
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Section 13

  • Measurement and imaging the retina. Direct and indirect ophthalmoscopy, fundus camera. Confocal scanning laser ophthalmoscope. Optical coherence tomography. Applications: glaucoma screening, nerve fiber layer measurement.
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Section 14

Section 15

  • Color matching. Additive and subtractive color mixing. Color vision – Trichromatic vs. opponent-process theories. Spectral response of cone pigments. Color blindness.
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Patent Class 1

Patent Class 2

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Homework

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Homework Solutions

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Midterm Solutions

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Old Midterms

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Old Finals

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Final Project

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Videos

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