Visual Acuity and Contrast Sensitivity
Chapter 11 Visual Acuity and Contrast Sensitivity Gary S. Rubin Visual acuity tests Introduction Visual acuity is the most widely used measure of visual function. In fact, visual function is…
Mechanisms of Oxidative Stress in Retinal Injury
Chapter 22 Mechanisms of Oxidative Stress in Retinal Injury Milam A. Brantley, Jr., Paul Sternberg, Jr. Oxidative stress has been implicated in the development and progression of retinal diseases. This…
Polarization Sensitive Optical Coherence Tomography
(33.1) where E = A + i B represents a vector of complex amplitude that lies in the xy-plane. In a particular plane, say z = 0 for convenience, the…
Theory of Optical Coherence Tomography
Fig. 2.1 Schematic of a generic fiber-optic OCT system. Bold lines represent fiber-optic paths, red lines represent free-space optical paths, and thin lines represent electronic signal paths In the case…
Modeling Light–Tissue Interaction in Optical Coherence Tomography Systems
(3.1) where k is the wave number, R is a point in space, and n(R) is the index of refraction. Considering a random medium, n(R) acts as a stochastic variable…
Jones Matrix Based Polarization Sensitive Optical Coherence Tomography
and , which correspond to two different incident polarization states, and , where x, y is the transversal position and z is the position in depth. The Jones vectors of…
Optical Coherence Tomography in a Needle Format
Fig. 81.1 (a) An OCT needle probe, consisting of a miniaturized side-viewing fiber-optic probe mounted inside a hypodermic needle with an imaging window near the tip. (b) Microscope image of…
Interferometric Synthetic Aperture Microscopy (ISAM)
(31.1) Due to a double-pass (reflection imaging) geometry in OCT, the system PSF, h(x, y, z; k) = μ r k 2|P(k)|2 g 2(−x, − y, z; k) [15], is…
Akinetik Swept Sources
Fig. 23.1 Overall OCT system block diagram with akinetic all-semiconductor laser. Callouts note key system parameters of consideration when utilizing an all-semiconductor akinetic source. An all-semiconductor laser allows for simplification…
Digital Holoscopy
, Gesa Franke2, 3, Christian Lührs1, Peter Koch2, 3 and Gereon Hüttmann2, 3 (1) Thorlabs GmbH, Lübeck, Germany (2) Institute of Biomedical Optics, University of Lübeck, Lübeck, Germany (3) Medical Laser Center GmbH, Lübeck,…
