Unit 1.7 Optical networking and processing
... OFG selects which, if any, of the add wavelengths are reflected forward to port 1 of the OC along with the pass-through wavelengths. At port 1 of the OC the selected add wavelengths and pass-through wavelengths are passed to the output at port 2. ...
... OFG selects which, if any, of the add wavelengths are reflected forward to port 1 of the OC along with the pass-through wavelengths. At port 1 of the OC the selected add wavelengths and pass-through wavelengths are passed to the output at port 2. ...
Blind Correction of Optical Aberrations - Max-Planck
... The design of any lens forms a trade-off between these constraints, leaving us with residual errors that are called optical aberrations. Some errors are due to the fact that light coming through different parts of the lens can not be focused onto a single point (spherical aberrations, astigmatism an ...
... The design of any lens forms a trade-off between these constraints, leaving us with residual errors that are called optical aberrations. Some errors are due to the fact that light coming through different parts of the lens can not be focused onto a single point (spherical aberrations, astigmatism an ...
Comparison of the sensitivity of air and dielectric
... using the three-dimensional finite-difference time-domain (FDTD) method. The computational parameters are similar to those used in Refs [15]. and [17], but of course as compared with these earlier studies, at least some of the holes are now fluid-filled. For the band-edge cavity this results in smal ...
... using the three-dimensional finite-difference time-domain (FDTD) method. The computational parameters are similar to those used in Refs [15]. and [17], but of course as compared with these earlier studies, at least some of the holes are now fluid-filled. For the band-edge cavity this results in smal ...
Optical Components and Devices for Next-Generation
... and short interaction length have been used, resulting in a drive voltage of 5 V with singleelectrode driving.9),10) We decided to improve the characteristics of the 40 Gb/s modulator by optimizing its electrode design. We investigated the gap dependency of microwave loss in relation to the electric ...
... and short interaction length have been used, resulting in a drive voltage of 5 V with singleelectrode driving.9),10) We decided to improve the characteristics of the 40 Gb/s modulator by optimizing its electrode design. We investigated the gap dependency of microwave loss in relation to the electric ...
optical design of an echelle grating based atomic emission
... spectral lines in the emission spectrum, which is then used for the determination of the concentration of different elements simultaneously. Traditionally a Rowland circle mounted concave grating polychromator consisting of multiple exit slits and photo-multiplier detectors (PMT) is used for simulta ...
... spectral lines in the emission spectrum, which is then used for the determination of the concentration of different elements simultaneously. Traditionally a Rowland circle mounted concave grating polychromator consisting of multiple exit slits and photo-multiplier detectors (PMT) is used for simulta ...
Visible light optical coherence correlation spectroscopy
... even though the filters Fill and Fdet are not placed in a pupil plane but just as close to the objective as possible. The dark field contrast is essential for a high SNR while detecting the weak back-scattered field from the NPs. This interferometer implements a Bessel illumination and Gaussian dete ...
... even though the filters Fill and Fdet are not placed in a pupil plane but just as close to the objective as possible. The dark field contrast is essential for a high SNR while detecting the weak back-scattered field from the NPs. This interferometer implements a Bessel illumination and Gaussian dete ...
A Study on Rayleigh Backscattering Noise in Single Fiber
... one direction. Either it is port 1, port 2, and port 3 can be used as input and output, depends on which direction the light comes and goes. Power meter was used to measure the total detected backscattered power because this equipment can measure the total output power precisely, rather than OSA (op ...
... one direction. Either it is port 1, port 2, and port 3 can be used as input and output, depends on which direction the light comes and goes. Power meter was used to measure the total detected backscattered power because this equipment can measure the total output power precisely, rather than OSA (op ...
Rotating light with light: Generation of helical modes of light by spin
... angular momentum from light to matter or vice versa, but only one species of optical angular momentum could be involved in each transfer. To have an interaction between spin and orbital angular momentum means to have an interaction between polarization and wavefront shape of a light beam. Such an in ...
... angular momentum from light to matter or vice versa, but only one species of optical angular momentum could be involved in each transfer. To have an interaction between spin and orbital angular momentum means to have an interaction between polarization and wavefront shape of a light beam. Such an in ...
Nondiffracting Light Beams for Long Ranges
... 5 Application of LRNB optical system to imaging We have described about LRNB generation by light beam transmission showing some examples of generated LRNBs by an optical system, up to the 3rd section. The optical system is a Galilean telescope with an eyepiece that has a spherical aberration. If we ...
... 5 Application of LRNB optical system to imaging We have described about LRNB generation by light beam transmission showing some examples of generated LRNBs by an optical system, up to the 3rd section. The optical system is a Galilean telescope with an eyepiece that has a spherical aberration. If we ...
An Optical Pulse Generator from a Sinusoidal Optical Signal Using
... 3 dB ratio coupling. The start and end of the analogue signal cycle is totally reflected back, i.e. PT = 0 mW according (2). When PINPUT(t) is increased, a differential phase-shift increased also due to the SPM effect that takes place into the SOA. The SPM causes spectral enlargement and distortion ...
... 3 dB ratio coupling. The start and end of the analogue signal cycle is totally reflected back, i.e. PT = 0 mW according (2). When PINPUT(t) is increased, a differential phase-shift increased also due to the SPM effect that takes place into the SOA. The SPM causes spectral enlargement and distortion ...
lenses - Van Buren Public Schools
... object, represented by the vertical arrow. Any point except for the point on the principal axis will work, but it is customary to choose a point at the tip of the arrow. The path of one refracted ray is known from the definition of the focal point. A ray parallel to the principal axis will be refrac ...
... object, represented by the vertical arrow. Any point except for the point on the principal axis will work, but it is customary to choose a point at the tip of the arrow. The path of one refracted ray is known from the definition of the focal point. A ray parallel to the principal axis will be refrac ...
Microscopes - Photonics Research Group
... in the image plane. The sum of the two diffraction images, assuming the two points of light were mutually incoherent, appears as in Fig. 7a . As d becomes smaller so that the first minimum of one diffraction image overlaps with the central maximum of the neighboring diffraction image (d 5 rAiry, Fig ...
... in the image plane. The sum of the two diffraction images, assuming the two points of light were mutually incoherent, appears as in Fig. 7a . As d becomes smaller so that the first minimum of one diffraction image overlaps with the central maximum of the neighboring diffraction image (d 5 rAiry, Fig ...
polygonal mirror laser scanning heads: characteristic functions
... by the GS (as an alternative to dual axis GSs) [18]; (iv) double prismatic PMs for generating short laser impulses; (v) double pyramidal PMs (a normal one inside a similar pyramidal cavity) for Optical Coherence Microscopy [19]; (vi) rotational pyramidal micro-mirrors for endoscope scanning probes f ...
... by the GS (as an alternative to dual axis GSs) [18]; (iv) double prismatic PMs for generating short laser impulses; (v) double pyramidal PMs (a normal one inside a similar pyramidal cavity) for Optical Coherence Microscopy [19]; (vi) rotational pyramidal micro-mirrors for endoscope scanning probes f ...
MONABIPHOT_All_Courses_2016
... Sessions 1 to 10: Basic Maxwellian optics from the molecular to the macroscopic scale - Microscopic model of light-matter interaction: the elastically bound electrons and its implications. Radiating properties of an ensemble of oscillating dipoles with near-field and farfield emission. - Macroscopic ...
... Sessions 1 to 10: Basic Maxwellian optics from the molecular to the macroscopic scale - Microscopic model of light-matter interaction: the elastically bound electrons and its implications. Radiating properties of an ensemble of oscillating dipoles with near-field and farfield emission. - Macroscopic ...
Natural object visualization by digital holography NATURAL
... vertical position. The glass plate introduces the linear oblique fringes on the hologram. Their holograms have the same circular symmetry but the fringe distribution is different with maximum or minimum in center. From the experimental observation we can suppose that these NS are phase objects, of l ...
... vertical position. The glass plate introduces the linear oblique fringes on the hologram. Their holograms have the same circular symmetry but the fringe distribution is different with maximum or minimum in center. From the experimental observation we can suppose that these NS are phase objects, of l ...
PDF
... Micropublisher 3.3 RTV (QImaging). Additionally, the vertical cross-sections of some of the cells were visualized using Fluorescence Confocal Polarizing Microscopy (FCPM) [32-35]. LC cells were assembled from plates coated with either polyimide PI2555 (HD MicroSystems) alignment layers buffed to set ...
... Micropublisher 3.3 RTV (QImaging). Additionally, the vertical cross-sections of some of the cells were visualized using Fluorescence Confocal Polarizing Microscopy (FCPM) [32-35]. LC cells were assembled from plates coated with either polyimide PI2555 (HD MicroSystems) alignment layers buffed to set ...
5. Optical fiber
... large bandwidth and hence a large amount of information can be transmitted. For this reason one wants to use light as a carrier wave. Unlike radio waves, light cannot be transmitted through open atmosphere for long distances. The reason being that the scattering of electromagnetic radiation takes pl ...
... large bandwidth and hence a large amount of information can be transmitted. For this reason one wants to use light as a carrier wave. Unlike radio waves, light cannot be transmitted through open atmosphere for long distances. The reason being that the scattering of electromagnetic radiation takes pl ...
Real-time fiber-based multi-functional spectral- domain optical coherence tomography at 1.3 m μ
... volumes, using images composed of 1024 depth profiles acquired at 18 frames per second (fps) are presented. 2. System description Figure 1 shows a schematic of the multi-functional SD-OCT system. The output of a PMfiber-pigtailed broadband source centered at 1320 nm with a 68 nm FWHM is aligned with ...
... volumes, using images composed of 1024 depth profiles acquired at 18 frames per second (fps) are presented. 2. System description Figure 1 shows a schematic of the multi-functional SD-OCT system. The output of a PMfiber-pigtailed broadband source centered at 1320 nm with a 68 nm FWHM is aligned with ...
n 1n d
... • Photopolymerization-induced phase separation of the constituent components in H-PDLCs causes a huge variation of refractive index for light as well as for neutrons. • H-PDLC transmission gratings with the thickness of only few tens of micrometers act as extremely efficient gratings for neutrons. • ...
... • Photopolymerization-induced phase separation of the constituent components in H-PDLCs causes a huge variation of refractive index for light as well as for neutrons. • H-PDLC transmission gratings with the thickness of only few tens of micrometers act as extremely efficient gratings for neutrons. • ...