Optical bistability in a Vertical-Cavity Semiconductor Optical Amplifier
... applications in optical logic and all-optical signal processing [1,2]. Optical bistability refers to the situation in which two stable optical output states are associated with a single input state, depending on the switching history. The first observation of optical bistability in a SOA was reporte ...
... applications in optical logic and all-optical signal processing [1,2]. Optical bistability refers to the situation in which two stable optical output states are associated with a single input state, depending on the switching history. The first observation of optical bistability in a SOA was reporte ...
Subwavelength-diameter silica wires for low
... nineteenth century, when the mechanical properties of the wires were studied, but their optical properties and applications remained uninvestigated8,9. It was not until a century later that researchers began to investigate the optical applications of silica wires made by drawing high-purity glass fi ...
... nineteenth century, when the mechanical properties of the wires were studied, but their optical properties and applications remained uninvestigated8,9. It was not until a century later that researchers began to investigate the optical applications of silica wires made by drawing high-purity glass fi ...
CHAPTER 4 REFLECTED LIGHT OPTICS
... them at different speeds, depending on the direction oflight vibration within them. The optical indicatrix shows how the refractive index of a transparent material varies with the vibration direction ofthe (monochromatic) light wave in the material. If an infinite number of vectors are imagined radi ...
... them at different speeds, depending on the direction oflight vibration within them. The optical indicatrix shows how the refractive index of a transparent material varies with the vibration direction ofthe (monochromatic) light wave in the material. If an infinite number of vectors are imagined radi ...
Moiré and Fringe Projection Techniques
... relative to each other. A dark fringe is produced where the dark lines are out of step one-half period, and a bright fringe is produced where the dark lines for one grating fall on top of the corresponding dark lines for the second grating. If the angle between the two gratings is increased, the sep ...
... relative to each other. A dark fringe is produced where the dark lines are out of step one-half period, and a bright fringe is produced where the dark lines for one grating fall on top of the corresponding dark lines for the second grating. If the angle between the two gratings is increased, the sep ...
Physical Optics
... Introduction and structure of the course. The study of light has been an important part of science from its beginning. The ancient Greeks and, prior to the Middle Ages, Islamic scholars provided important insights. With the coming of the Scientific Revolution in the 16th and 17th centuries, optics, ...
... Introduction and structure of the course. The study of light has been an important part of science from its beginning. The ancient Greeks and, prior to the Middle Ages, Islamic scholars provided important insights. With the coming of the Scientific Revolution in the 16th and 17th centuries, optics, ...
Full Article PDF
... refractive index fluctuations of the medium, which are mainly caused by temperature fluctuations. We assume that the pressure variations in the hot jet spread at very high speed such that the pressure is nearly uniform for two neighbouring points in the jet. The validity of this hypothesis can be veri ...
... refractive index fluctuations of the medium, which are mainly caused by temperature fluctuations. We assume that the pressure variations in the hot jet spread at very high speed such that the pressure is nearly uniform for two neighbouring points in the jet. The validity of this hypothesis can be veri ...
The Phenomenon of Total Internal Reflection and Acceleration of
... speed that exceeds all the transmission media [1] fiber optics is a tangible transmission medium that transmits data between two points by the light so it differs from other transmission media. The cable of fiber optics carries the data after transforming it from electrical signal into optical one. ...
... speed that exceeds all the transmission media [1] fiber optics is a tangible transmission medium that transmits data between two points by the light so it differs from other transmission media. The cable of fiber optics carries the data after transforming it from electrical signal into optical one. ...
A new spectrally sharpened sensor basis to
... function defined at every wavelength, we have a biological reflectance defined by three reflectance coefficients ris , each being the ratio of reflected to incident light within one of the three virtual wavelength bands defined for i=1,2,3. Here we see the link with Retinex theory, where Land (Land, ...
... function defined at every wavelength, we have a biological reflectance defined by three reflectance coefficients ris , each being the ratio of reflected to incident light within one of the three virtual wavelength bands defined for i=1,2,3. Here we see the link with Retinex theory, where Land (Land, ...
pdf.file
... In order to generate random samples for the time evolution of the ocean surface, we use classical models from physical oceanography and standard tools for Monte Carlo simulations. The process taking the expected image (think for example of a large metallic sphere) into the images produced by the LID ...
... In order to generate random samples for the time evolution of the ocean surface, we use classical models from physical oceanography and standard tools for Monte Carlo simulations. The process taking the expected image (think for example of a large metallic sphere) into the images produced by the LID ...
... Optical fibers are materials with a high refractive index used to transmit data in the form of light over long distances [1]. They have a number of well-known advantages with respect to the traditional forms of data link including [2], no electrical noise, they are self powered [3], ease of integrat ...
3 Theoretical framework
... sample under test hits a Ronchi ruling, and the resulting intensity pattern is then recorded on the focal plane of a CCD camera with its objective pointing at infinity. We shall assume that under usual experimental conditions, the sample may be assumed to be very close to the plane tangent to the te ...
... sample under test hits a Ronchi ruling, and the resulting intensity pattern is then recorded on the focal plane of a CCD camera with its objective pointing at infinity. We shall assume that under usual experimental conditions, the sample may be assumed to be very close to the plane tangent to the te ...
6.1 Characteristics Because VCSELs emit from the top surface of the
... When edge-emitters are used in optical fibercommunication systems, they incorporate a rear facet photodiode to provide a means to monitor the laser output, as this output varies with temperature. In today’s optical networks, binary digital modulation is typically used, namely on (i.e., light on) and ...
... When edge-emitters are used in optical fibercommunication systems, they incorporate a rear facet photodiode to provide a means to monitor the laser output, as this output varies with temperature. In today’s optical networks, binary digital modulation is typically used, namely on (i.e., light on) and ...
Proximity Detection IR LED and Optical Crosstalk
... The next step is to eliminate crosstalk from the bottom of the glass. Although glass is “transparent”, about 4% of the incident light reflects from each surface of the glass due to a phenomenon called “Fresnel reflection”. An example is the glare of sunlight reflecting from a glass surface. Raising ...
... The next step is to eliminate crosstalk from the bottom of the glass. Although glass is “transparent”, about 4% of the incident light reflects from each surface of the glass due to a phenomenon called “Fresnel reflection”. An example is the glare of sunlight reflecting from a glass surface. Raising ...
Phase-preserving chirped-pulse optical parametric amplification to
... reconstruction (SPIDER),15,16 and the reconstructed spectral phase variations were minimized by the incident phase adjustment provided by the Dazzler. The optimized phase is shown by the dashed curve in Fig. 2(a); it exhibited phase variations of less than 6p!4 across the whole spectral range. The r ...
... reconstruction (SPIDER),15,16 and the reconstructed spectral phase variations were minimized by the incident phase adjustment provided by the Dazzler. The optimized phase is shown by the dashed curve in Fig. 2(a); it exhibited phase variations of less than 6p!4 across the whole spectral range. The r ...
Sorting by Periodic Potential Energy Landscapes: Optical
... size. Indeed, Figs. 2 and 3 demonstrate robust size separation despite more than 20 percent variation in flow velocity over the course of the experiment. Equation (9) also offers insights into applying optical fractionation to nanometer-scale objects. Stokes drag scales linearly with a and the optic ...
... size. Indeed, Figs. 2 and 3 demonstrate robust size separation despite more than 20 percent variation in flow velocity over the course of the experiment. Equation (9) also offers insights into applying optical fractionation to nanometer-scale objects. Stokes drag scales linearly with a and the optic ...
Cladding
... Single Mode Step Index fiber The RI is constant for the core in this fiber. As we go radically from center of the core, the RI undergoes a step change at core-cladding interface . The core diameter of this fiber is about 8 to 10µm and the outer diameter of cladding is 60 to 70µm. There is only one ...
... Single Mode Step Index fiber The RI is constant for the core in this fiber. As we go radically from center of the core, the RI undergoes a step change at core-cladding interface . The core diameter of this fiber is about 8 to 10µm and the outer diameter of cladding is 60 to 70µm. There is only one ...
Geometric Optics
... Reflection is when light changes direction by bouncing off a surface. When light is reflected off a mirror, it hits the mirror at the same angle (θi, the incidence angle) as it reflects off the mirror (θr, the reflection angle). The normal is an imaginary line which lies at right angles to the mirro ...
... Reflection is when light changes direction by bouncing off a surface. When light is reflected off a mirror, it hits the mirror at the same angle (θi, the incidence angle) as it reflects off the mirror (θr, the reflection angle). The normal is an imaginary line which lies at right angles to the mirro ...
Geometric Optics
... The focal point is considered virtual since sight lines, not light rays, go through it. J.M. Gabrielse ...
... The focal point is considered virtual since sight lines, not light rays, go through it. J.M. Gabrielse ...
Geometric Optics
... The focal point is considered virtual since sight lines, not light rays, go through it. J.M. Gabrielse ...
... The focal point is considered virtual since sight lines, not light rays, go through it. J.M. Gabrielse ...
1 Introduction to Optics and Photophysics - Wiley-VCH
... Sound is also a wave, but in this case, instead of the electromagnetic field, it is the air pressure that oscillates at a much slower rate. In the case of light, it is the electric field oscillating at a very high frequency. The electric field is also responsible for hair clinging to a synthetic jumper ...
... Sound is also a wave, but in this case, instead of the electromagnetic field, it is the air pressure that oscillates at a much slower rate. In the case of light, it is the electric field oscillating at a very high frequency. The electric field is also responsible for hair clinging to a synthetic jumper ...
Scanning Tunneling Microscopy
... improving, four centuries after scientists started using it. Perhaps the most important improvement in the past three decades has been confocal microscopy, in which a pair of pinhole apertures is used to collect only in-focus light in the focal plane – thereby allowing both a higher-resolution image ...
... improving, four centuries after scientists started using it. Perhaps the most important improvement in the past three decades has been confocal microscopy, in which a pair of pinhole apertures is used to collect only in-focus light in the focal plane – thereby allowing both a higher-resolution image ...
babinet compensator - Foctek Photonics, Inc.
... has its axis at right angles. In operation, the large wedge is translated across the smaller, thus presenting a variable path length difference to an optical beam passing through the instrument. The compensating block ensures that this difference is uniform across the aperture. The Compensator is al ...
... has its axis at right angles. In operation, the large wedge is translated across the smaller, thus presenting a variable path length difference to an optical beam passing through the instrument. The compensating block ensures that this difference is uniform across the aperture. The Compensator is al ...