Focusing and Aligning the Optical Components
Aligning Usability Requirements with the Accessibility Guidelines Focusing on the Visually-Impaired
... A) Selecting the Category of Users: Users with visual impairment were chosen as the object of study of the present work; this decision was made based on the fact that the Internet has d[r] ...
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Dual-polarization analog optical phase conjugation for focusing light through scattering media
... the optical power val- ues for the vertically and horizontally polarized beams in the scattered light after PBS3 are measured to be ...zontal components is about ...After aligning the system as ...
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Optical Focusing and Imaging through Scattering Media
... ABSTRACT Optical techniques, which have been widely used in various fields including bio- medicine, remote sensing, astronomy, and industrial production, play an important role in modern ...life. Optical ...
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Fluidic Assembly of Optical Components
... for and const. Simulation results of the solder surface evolution are shown in Fig. 5. Starting with planar faces, the model simulates the solder joint with the upper part partially touching the hexago- nally shaped ...
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Ultrasound-encoded optical tomography and time-reversed ultrasonically encoded optical focusing
... un-modulated components fall on the photodetector ...two components has an etendue < λ 2 (where λ is the light wavelength) because the two wavefronts are not perfectly matched since the two ...
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Ultrasound-mediated Optical Imaging and Focusing in Scattering Media
... between R and the ultrasound-encoded (or spectrally downshifted) S cycled through 0, π/2, π and 3π/2 in four consecutive frames of the CMOS camera, which operated at f CMOS = 25 Hz. This cycling was accomplished by ...
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On the six components of optical angular momentum
... Abstract. In special relativity the angular momentum is a rank-two antisymmetric tensor with six independent components. Three of these are the familiar generators of spatial rotation, which for light have been ...
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Interferometric Measurement of Dispersion in Optical Components
... With PMD, we once again encounter the same problem that we did with group delay. PMD is a derivative measurement, and even more problematic, it is always positive. Thus, if we wish to accumulate the phase delay over ...
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Energy shedding during nonlinear self-focusing of optical beams
... and focusing that is very similar to the cw 2D spatial propagation in a saturable ...self- focusing is increased with increasing γ , indicating that a tightly self-focused (2+1)D pulse exists and can stably ...
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Effect of VR Advertisement Components on Advertising Effects: Focusing on the VR Presence
... The implications of this study were as follows: Although the VR advertisement market has been expanding gradually, there has been little study that investigates the empirical effects in the advertisement field. The ...
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Integrated optical components for quantum key distribution
... Chapter 5 – Deterministic Positioning of III-V Nanowires on Silicon for Photodetector Applications 5-8 The SiO 2 layer was wet-etched using a buffered oxide etcher (BOE) (NH 4 F (35%), H 2 O (60%) and HF (5%)) for 40 s. ...
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Tunable Holographic Components in WDM Optical Networks
... The results are used in the design of holographic devices to perform different applications: in Metro networks, where a design of a holographic device with wavelength conversion and r[r] ...
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Optical Design and Performance Analysis of Linear Focusing Solar Thermal Collectors
... a focusing concentrator suitable for direct steam generation, industrial process heat, and solar space cooling system and hot water generation for different ...The optical design and performance ...
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Tight focusing of azimuthally polarized optical vortex produced by subwavelength grating
... Abstract Focusing of an optical vortex with sectorial azimuthal polarization is numerically ...of focusing is ...polarized optical vortex; a difference in the focal spot diameter does not ...
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Multi-sensor control for precise assembly of optical components
... 3.4. Force control Force control is widely used in a precise assembly, 20–22 includ- ing resonator adjustment. First of all, in the assembly process, the contact force between the spherical mirror and the resona- tor ...
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OPTICAL cross-connects (OXC s) are key components
... III. C ROSS -C ONNECT S IMULATIONS From the previous section, it follows that configuration is the most favored option for optimal crosstalk performance and configuration (or ) the best option for avoiding frequency ...
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Wide field 3D optical imaging using temporal focusing for holographically trapped microparticles
... simultaneous optical imaging or stimulation of small numbers of cells or colloidal particles organised into arbitrary ...temporal focusing with holographic optical tweezers in order to achieve ...
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Spatio-temporal self-focusing in femtosecond pulse transmission through multimode optical fibers
... VI. CONCLUSION In summary, we analyzed the impact of spatio-temporal compression on short-pulse transmission through multimode fibers for launched peak powers approaching the critical power for pulse collapse by ...
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Optical focusing through biological tissue and tissue-mimicking phantoms up to 9.6 centimeters thick with digital optical phase conjugation
... Keywords: Focusing light through scattering media, adaptive optics, wavefront shaping, optical phase conjugation, holographic interferometry, turbid ...INTRODUCTION Focusing light through or inside ...
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Aligning scan acquisition circles in optical coherence tomography images of the retinal nerve fibre layer
... Abstract—Optical coherence tomography (OCT) is widely used in the assessment of retinal nerve fibre layer thickness (RNFLT) in glaucoma. Images are typically acquired with a circular scan around the optic nerve ...
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