Free-space optical communications have distinct advantages over
... and adapts a wavefront corrector to reduce the phase distortion and retrieve the original signal. However, these systems are too large and expensive. The next generation of adaptive optics systems should be substantially smaller and less expensive in order to facilitate widespread application. The g ...
... and adapts a wavefront corrector to reduce the phase distortion and retrieve the original signal. However, these systems are too large and expensive. The next generation of adaptive optics systems should be substantially smaller and less expensive in order to facilitate widespread application. The g ...
Single camera spectral domain polarization
... applied in a variety of biomedical applications such as burn depth estimation in skin [6,7] and ophthalmology [8–10]. The recent development of PSOCT has been shifted to spectral domain implementation [11–14,11,15] due to its superior speed and sensitivity that are critical for in vivo three dimensi ...
... applied in a variety of biomedical applications such as burn depth estimation in skin [6,7] and ophthalmology [8–10]. The recent development of PSOCT has been shifted to spectral domain implementation [11–14,11,15] due to its superior speed and sensitivity that are critical for in vivo three dimensi ...
SPIE2005 5754-12-b
... refractive index of 1.40. TIR occurs at 63.8°, substantially lower than the angle considered. If zero absorbance in the top-coat layer is assumed, the energy coupled through the film for this case becomes A(z) = e-0.019z. Figure 9 shows experimental verification of this result using a calculation of ...
... refractive index of 1.40. TIR occurs at 63.8°, substantially lower than the angle considered. If zero absorbance in the top-coat layer is assumed, the energy coupled through the film for this case becomes A(z) = e-0.019z. Figure 9 shows experimental verification of this result using a calculation of ...
Polarization of light on reflection by some natural
... of the inherent periodicity exhibited by I($, E ) , in view of the fact that an analyser, such as a Glan-Thompson prism, transmits the same amount of light when its transmission plane is either at an angle $ or $+ n from the I direction, it should be possible to resolve I($, E ) into elementary comp ...
... of the inherent periodicity exhibited by I($, E ) , in view of the fact that an analyser, such as a Glan-Thompson prism, transmits the same amount of light when its transmission plane is either at an angle $ or $+ n from the I direction, it should be possible to resolve I($, E ) into elementary comp ...
Miniaturized Fiber-Optic Fabry-Perot Interferometer for Highly
... reduced due to stress concentrations resulting from its nonsymmetrical structure. Moreover, this sensor is too expensive in fabrication, the open FP cavity is very easy to be contaminated, lowering its measurement accuracy and reliability. In this paper, we present a novel in-line fiber optic FP str ...
... reduced due to stress concentrations resulting from its nonsymmetrical structure. Moreover, this sensor is too expensive in fabrication, the open FP cavity is very easy to be contaminated, lowering its measurement accuracy and reliability. In this paper, we present a novel in-line fiber optic FP str ...
Optimal wavelength for ultrahigh-resolution optical
... experimental data for 1.32 µm and 940 nm, respectively, and the solid lines are the calculated results. From Fig. 3, it can be noted that with increasing water thickness, the broadening effect of the 1.32 µm source is much greater than that of the 940 nm source. This experimental result shows that t ...
... experimental data for 1.32 µm and 940 nm, respectively, and the solid lines are the calculated results. From Fig. 3, it can be noted that with increasing water thickness, the broadening effect of the 1.32 µm source is much greater than that of the 940 nm source. This experimental result shows that t ...
2.1. Specifications and designs
... optical density at the same total thickness. Therefore, it is convenient to estimate how many pairs of HL layers of the given materials will be necessary to achieve the desired optical density. The refractive index profile of a quarter wave stack can be understood as a square wave function and thus ...
... optical density at the same total thickness. Therefore, it is convenient to estimate how many pairs of HL layers of the given materials will be necessary to achieve the desired optical density. The refractive index profile of a quarter wave stack can be understood as a square wave function and thus ...
New method for estimating the refractive index of optical materials in
... begins. In this case, the refractive index increase is not accompanied by angular displacement of the peaks within the range from 0 to π rad as it took place at the lower values of n2. With an increase in the refractive index to the value of n2 = 3.8, redistribution of the peak intensity in the oppo ...
... begins. In this case, the refractive index increase is not accompanied by angular displacement of the peaks within the range from 0 to π rad as it took place at the lower values of n2. With an increase in the refractive index to the value of n2 = 3.8, redistribution of the peak intensity in the oppo ...
Lasers and lenses - University of Toronto
... The first consideration when purchasing a lens for focusing the beam of the ODT should be what focal length to use. The vacuum chamber is 7.5cm wide meaning that the atom cloud to be trapped will be located approximately 3.75cm inside the cell. This means that the focusing lens must have a focal len ...
... The first consideration when purchasing a lens for focusing the beam of the ODT should be what focal length to use. The vacuum chamber is 7.5cm wide meaning that the atom cloud to be trapped will be located approximately 3.75cm inside the cell. This means that the focusing lens must have a focal len ...
Fourier domain optical coherence tomography with an
... Optical coherence tomography (OCT) is a highly sensitive biomedical imaging technique that enables high resolution, cross-sectional imaging in biological tissues and other turbid materials. High axial resolution of OCT is realized by use of a broadband light source whereas the lateral resolution is ...
... Optical coherence tomography (OCT) is a highly sensitive biomedical imaging technique that enables high resolution, cross-sectional imaging in biological tissues and other turbid materials. High axial resolution of OCT is realized by use of a broadband light source whereas the lateral resolution is ...
Path-reversed substrate-guided- wave optical interconnects for
... ~2! are also shown in the figure as the solid curve. It is obvious that the experimental results are consistent with the theoretical expectations. The dispersion is found to be insensitive to the states of the input polarization. Figure 5 gives the measured diffraction efficiencies of the 11-order f ...
... ~2! are also shown in the figure as the solid curve. It is obvious that the experimental results are consistent with the theoretical expectations. The dispersion is found to be insensitive to the states of the input polarization. Figure 5 gives the measured diffraction efficiencies of the 11-order f ...
INTRODUCTORY OPTICS SYSTEM
... (Holt, Rinehart, and Winston) and PSSC Physics (Haber-Schaim, Dodge, and Walter). However, even if you do not use one of these textbooks, you should have little problem finding a collection of experiments in this manual that suits your needs. ...
... (Holt, Rinehart, and Winston) and PSSC Physics (Haber-Schaim, Dodge, and Walter). However, even if you do not use one of these textbooks, you should have little problem finding a collection of experiments in this manual that suits your needs. ...
Manual - Brown University Wiki
... (Holt, Rinehart, and Winston) and PSSC Physics (Haber-Schaim, Dodge, and Walter). However, even if you do not use one of these textbooks, you should have little problem finding a collection of experiments in this manual that suits your needs. ...
... (Holt, Rinehart, and Winston) and PSSC Physics (Haber-Schaim, Dodge, and Walter). However, even if you do not use one of these textbooks, you should have little problem finding a collection of experiments in this manual that suits your needs. ...
PPT Version - OMICS International
... 2007. Before that he has worked on terahertz-related technology for many years, first as a Research Associate at the Cavendish Laboratory, University of Cambridge, and then as a Senior Scientist at TeraView Limited, Cambridge. He has been awarded 6 patents, published 3 book chapters and over 100 pee ...
... 2007. Before that he has worked on terahertz-related technology for many years, first as a Research Associate at the Cavendish Laboratory, University of Cambridge, and then as a Senior Scientist at TeraView Limited, Cambridge. He has been awarded 6 patents, published 3 book chapters and over 100 pee ...
Fundamental Limit to Linear One-Dimensional Slow Light Structures
... For an ideal dispersive material, Tucker et al. [7] give a delay-bandwidth product limit of ( L / λc )(navg − nmin ) . Since navg ≥ 1 in a loss-less material, our limit always somewhat exceeds that of Tucker et al. [7] for this case by a factor ~ navg . For a set of coupled resonators (including the ...
... For an ideal dispersive material, Tucker et al. [7] give a delay-bandwidth product limit of ( L / λc )(navg − nmin ) . Since navg ≥ 1 in a loss-less material, our limit always somewhat exceeds that of Tucker et al. [7] for this case by a factor ~ navg . For a set of coupled resonators (including the ...
PII: 0030-4018(95)00743-1
... beams in biased PR media under steady-state conditions. The spatial growth rate of the sideband perturbations is obtained by globally treating the spacecharge field equation. Our analysis indicates that the MI growth rate depends on the strength and polarity of the externally applied electric field ...
... beams in biased PR media under steady-state conditions. The spatial growth rate of the sideband perturbations is obtained by globally treating the spacecharge field equation. Our analysis indicates that the MI growth rate depends on the strength and polarity of the externally applied electric field ...
Generation of a dark hollow beam by a four
... In recent years, with the fast development of atom optics, the laser manipulated cold atoms [1-2] has become one of research hot points in atom optics. In particular, the atomic guide with a blue-detuned dark hollow beam (DHB) was proposed [3] and studied both theoretically [4-5] and experimentally[ ...
... In recent years, with the fast development of atom optics, the laser manipulated cold atoms [1-2] has become one of research hot points in atom optics. In particular, the atomic guide with a blue-detuned dark hollow beam (DHB) was proposed [3] and studied both theoretically [4-5] and experimentally[ ...
Non stick research
... UV Grade Fused Silica is synthetic amorphous silicon dioxide of extremely high purity. This noncrystalline, colorless silica glass combines a very low thermal expansion coefficient with good optical qualities, and excellent transmittance in the ultraviolet region down to 195 nm. Transmission and hom ...
... UV Grade Fused Silica is synthetic amorphous silicon dioxide of extremely high purity. This noncrystalline, colorless silica glass combines a very low thermal expansion coefficient with good optical qualities, and excellent transmittance in the ultraviolet region down to 195 nm. Transmission and hom ...
Holographic Metalens for Switchable Focusing of Surface Plasmons
... following the design depicted in Figure 1, we use focused ion beam (FIB) milling to etch the nanoslits into the gold film (Figure 1c). The sample is illuminated from below with linearly polarized light (Figure 2). The illuminating beam is at normal incidence and focused (beam waist of ∼10 μm) on the ...
... following the design depicted in Figure 1, we use focused ion beam (FIB) milling to etch the nanoslits into the gold film (Figure 1c). The sample is illuminated from below with linearly polarized light (Figure 2). The illuminating beam is at normal incidence and focused (beam waist of ∼10 μm) on the ...
Diode-Array UV Solar Spectroradiometer Implementing
... Another interesting feature is the nominal 10 nm roll-off, which further enforces the bandwidth study. Furthermore, utilizing the B05 filter and the modulation techniques demonstrates that indeed there is still a large stray light contribution from longer wavelength light, yet the modulation does in ...
... Another interesting feature is the nominal 10 nm roll-off, which further enforces the bandwidth study. Furthermore, utilizing the B05 filter and the modulation techniques demonstrates that indeed there is still a large stray light contribution from longer wavelength light, yet the modulation does in ...