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ISSN (Print) 0091-3286 - ISSN (Online) 1560-2303
Published by SPIE - International Society for Optical Engineering

[7 journals]

Frequency-dependent gas detection limits of standoff photothermal deflection spectroscopy caused by wind turbulence beam wander
- Abstract: Charles Elliott and Antao Chen The effects of near-ground wind turbulence-induced laser beam wander on photothermal beam deflection performance are presented. The theories of both photothermal deflection and turbulent beam wander are summarized. The semiphenomenological theory and experiment beam wander curve shapes and magnitude ... [Opt. Eng. 51, 083607 (2012)] published Wed Aug 15, 2012.
Adaptive multiparameter spectral feature analysis for synthetic aperture radar target recognition
- Abstract: Xiangrong Zhang, Licheng Jiao, Sisi Zhou et al. A feature extraction algorithm based on spectral clustering with adaptive multiparameters is proposed for synthetic aperture radar automatic target recognition (SAR-ATR). Spectral clustering has been widely applied in computer vision for its good performance. Meanwhile, the spectral mapping step in ... [Opt. Eng. 51, 087203 (2012)] published Wed Aug 15, 2012.
Non-orthogonal depth from focus for on-the-fly, three-dimensional inspection
- Abstract: Evan Ribnick This paper describes a new technique that was developed for performing three-dimensional (3-D) reconstruction on-the-fly for inspection applications. It is based on the same principles as the traditional depth from focus approach but is able to estimate the three-dimensional structure of a surface a ... [Opt. Eng. 51, 083608 (2012)] published Thu Aug 16, 2012.
Calculation of wavefront aberrations in off-axis spherical mirror with object or image at the infinite
- Abstract: Armando Gomez-Vieyra, Carlos A. Vargas, and Daniel Malacara-Hernandez With the current retinal imaging systems, laser cavities and astronomical spectroscopes, there is the need to employ off-axis reflective systems. These systems, often used in configurations where the object or image are at the infinite with respect to the spherical mirrors, are the most used in this ... [Opt. Eng. 51, 083002 (2012)] published Wed Aug 15, 2012.
Influence of a medium's nonlinearity on Anderson localization of light in optically induced photonic lattices
- Abstract: Dragana Jovic, Cornelia Denz, and Milivoj R. Belic We studied numerically the Anderson localization of light in the two-dimensional square photonic lattice, optically induced in both linear and nonlinear dielectric media. We investigated the combined influence of nonlinearity and disorder on Anderson localization in bulk media, as well as when there ... [Opt. Eng. 51, 088001 (2012)] published Wed Aug 15, 2012.
Influence of incident angle on distance detection accuracy of point laser probe with charge-coupled device: prediction and calibration
- Abstract: Yongqing Wang, Haibo Liu, Ye Tao et al. Point laser probes (PLPs) with charge-coupled device (CCD) are widely used in industry engineering. However, the distance detection accuracy is significantly affected by incident angle, which limits the application in free-form surface measurement. To analyze the influence of incident angle, a refer ... [Opt. Eng. 51, 083606 (2012)] published Mon Aug 13, 2012.
Wavelength interdependence assessment of all-optical switching in zinc borate glasses
- Abstract: Manal Abdel-Baki, Fathy Abdel-Wahab, and Fouad El-Diasty Lithium tungsten borate photonic glass is prepared by the conventional melt-quench technique. Due to semiconductor-like behavior of zinc oxide, the glass is doped by ZnO to adapt its optical nonlinearity. Fresnel-based spectrophotometric measurements and Lorentz dispersion theory are applied to stud ... [Opt. Eng. 51, 083605 (2012)] published Tue Aug 14, 2012.
Indoor positioning algorithm using light-emitting diode visible light communications
- Abstract: Zhou Zhou, Mohsen Kavehrad, and Peng Deng This paper proposes a novel indoor positioning algorithm using visible light communications (VLC). The algorithm is implemented by preinstalled light-emitting diode illumination systems. It recovers the VLC channel features from illuminating visible light and estimates receiver locations by analytic ... [Opt. Eng. 51, 085009 (2012)] published Tue Aug 14, 2012.
Experiments on room temperature optical fiber-fiber direct bonding
- Abstract: Jinping Hao, Ping Yan, Qirong Xiao et al. High quality permanent connection between optical fibers is a significant issue in optics and communication. Studies on room temperature optical large diameter fiber-fiber direct bonding, which is essentially surface interactions of glass material, are presented here. Bonded fiber pairs are obtained ... [Opt. Eng. 51, 085008 (2012)] published Wed Aug 8, 2012.
Time-of-flight depth camera accuracy enhancement
- Abstract: Seungkyu Lee We propose a three-dimension (3-D) depth-accuracy enhancement framework of time-of-flight (ToF) depth camera. First, we propose a frame interpolation from unsegmented, unmeshed, and noisy ToF depth video, and a novel temporal interpolative filtering method. This method allows us to increase integrat ... [Opt. Eng. 51, 083203 (2012)] published Wed Aug 8, 2012.
Temperature impairment characterization in radio-over-multimode fiber systems
- Abstract: David S. Montero and Carmen Vazquez Arbitrary operating conditions, such as the temperature dependence in the fiber link impose a challenge for the extension of radio-over-multimode fiber techniques. Temperature impairment characterization is analyzed over the broadband transmission bands that can be present in the frequency response ... [Opt. Eng. 51, 085007 (2012)] published Wed Aug 8, 2012.
Continuum fusion methods of spectral detection
- Abstract: Alan P. Schaum and Brian J. Daniel The continuum fusion (CF) methodology produces new classes of multivariate detection algorithms, some of which have been used in spectral applications. CF principles apply to model-based problems in which not all parameter values are known, a common circumstance in hyperspectral operations. We revie ... [Opt. Eng. 51, 111718 (2012)] published Wed Aug 8, 2012.
Depth estimation and occlusion boundary recovery from a single outdoor image
- Abstract: Shihui Zhang and Shuo Yan A novel depth estimation and occlusion boundary recovery approach for a single outdoor image is described. This work is distinguished by three contributions. The first contribution is the introduction of a new depth estimation model, which takes the camera rotation and pitch into account, thus impro ... [Opt. Eng. 51, 087003 (2012)] published Thu Aug 9, 2012.
Noise-resistant structure-preserving multiscale image decomposition
- Abstract: Xin Jin, Xiaotong Wang, Xiaogang Xu et al. A challenge for current edge-preserving image decompositions is to deal with noisy images. Gradient- or magnitude difference-based techniques regard the noise boundary as edges, while the local extrema-based method suffers from averaging noisy envelops. We introduce local anisotropy derived from no ... [Opt. Eng. 51, 087002 (2012)] published Thu Aug 9, 2012.
Tetrahedron-based orthogonal simultaneous scan for cone-beam computed tomography
- Abstract: Ivan B. Ye and Ge Wang In this article, a cone-beam computed tomography scanning mode is designed using four x-ray sources and a spherical sample. The x-ray sources are mounted at the vertices of a regular tetrahedron. On the circumsphere of the tetrahedron, four detection panels are mounted opposite of each vertex. To av ... [Opt. Eng. 51, 080502 (2012)] published Sun Aug 5, 2012.
Target recognition for small samples of ladar range image using classifier ensembles
- Abstract: Zheng-Jun Liu, Qi Li, Zhi-Wei Xia et al. The range image has received considerable attention in the automatic target recognition field; however, a mass of range images are generally difficult to be collected in a real application. Therefore, with small samples of laser radar (ladar) range images, classifier ensemblessupport vector machine ... [Opt. Eng. 51, 087201 (2012)] published Mon Aug 6, 2012.
Enhancement of evanescent field of metamaterialscore slab waveguide using metamaterials-buffer layer
- Abstract: Cherl-Hee Lee and Jonghun Lee A metamaterials (MTM)core slab waveguide overlaid with a MTM buffer layer was used to enhance an evanescent field. The guided modes were graphically obtained by a new dispersion equation of the four-layered MTMcore slab waveguide modeled to have four layers, including an air layer, buffer layer, sla ... [Opt. Eng. 51, 084601 (2012)] published Mon Aug 6, 2012.
High-capacity terahertz carrier generation using a modified add-drop filter for radio frequency identification
- Abstract: Khanthanou Luangxaysana, Somsak Mitatha, Masahiro Yoshida et al. A new technique of terahertz (THz) frequency carrier generation for multi-channel radio frequency identification (RFID) use is proposed. The dense wavelength division multiplexing signals can be obtained by using a Gaussian pulse propagating within a modified add-drop filter known as a PANDA ring re ... [Opt. Eng. 51, 085006 (2012)] published Mon Aug 6, 2012.
Self-limited ionization in bandgap renormalized GaAs at high femtosecond laser intensities
- Abstract: Tzveta Apostolova, Andrey A. Ionin, Sergey I. Kudryashov et al. Theoretical modeling of photo-induced electron-hole plasma and bandgap dynamics in GaAs at high femtosecond laser intensities (~TW/cm) employing a quantum kinetic formalism based on a generalized Boltzmann-type equation, predicts for the first time against expectations, the saturation of plasma dens ... [Opt. Eng. 51, 121808 (2012)] published Fri Aug 3, 2012.
Engineering a gigapixel monocentric multiscale camera
- Abstract: Daniel L. Marks, Hui S. Son, Jungsang Kim et al. Multiscale designs greatly simplify the large-scale optics needed to realize the resolution of a large aperture. Unlike most monolithic lens systems, multiscale cameras have interdependencies between the optics at various scales. To realize a successful multiscale design, the relationships between m ... [Opt. Eng. 51, 083202 (2012)] published Tue Aug 7, 2012.
Polarimetric Mueller-Stokes analysis of photonic crystal fibers with mechanically induced long-period gratings
- Abstract: Karla M. Salas-Alcantara, Rafael Espinosa-Luna, and Ismael Torres-Gomez A Mueller-Stokes analysis of the polarization characteristics of a photonic crystal fiber (PCF) with a mechanically induced long-period fiber grating (MLPFG) is presented. Results show that the diattenuation and the polarizance parameters, and the anisotropic degree of depolarization, increase great ... [Opt. Eng. 51, 085005 (2012)] published Tue Aug 7, 2012.
Camera calibration using time-coded planar patterns
- Abstract: Marcus Grosse, Martin Schaffer, Bastian Harendt et al. In this paper a novel pattern design for camera calibration using planar patterns with the Zhang calibration method is presented. In contrast to other work related to this calibration technique, which deals with the design and extraction of spatial image features, our focus lies on the precise and f ... [Opt. Eng. 51, 083604 (2012)] published Sat Aug 4, 2012.
Robustness of speckle-imaging techniques applied to horizontal imaging scenarios
- Abstract: Jeremy P. Bos and Michael C. Roggemann Image reconstruction methods employed in horizontal imaging scenarios must provide the best possible reconstructions over a broad range of conditions. In addition to variations in turbulence conditions, these systems must perform when operated by novice users who may lack knowledge regarding the und ... [Opt. Eng. 51, 083201 (2012)] published Sat Aug 4, 2012.
Large-scale shape measurement by a combined method based on three instruments
- Abstract: Fumin Zhang and Xinghua Qu The accuracy of optical three-dimensional metrology scanning decreases as the size of the parts for inspection increase to several tens of meters because of accumulated errors. A combined method that includes coordinate and surface metrology is proposed. The method features the use of a laser tracke ... [Opt. Eng. 51, 083603 (2012)] published Sat Aug 4, 2012.
New shape of blackbody cavity: conical generatrix with an inclined bottom
- Abstract: Qianqian Fang, Wei Fang, Yupeng Wang et al. A new shape of blackbody cavity composed of a conical generatrix and a flat inclined bottom is developed for absolute optical radiation measurement in space. For the new-shape cavity with specular isothermal cavity walls, the Monte Carlo method was used to obtain the optimal cavity geometrical param ... [Opt. Eng. 51, 086401 (2012)] published Tue Aug 7, 2012.
Erbium-doped fiber laser passively mode-locked by a position-adjustable graphene saturable absorber
- Abstract: Yu Chen, Chujun Zhao, Zhiteng Wang et al. We propose a simple method to fabricate graphene saturable absorber (GSA) through drop casting the graphene dispersion prepared by liquid-phase exfoliation of graphite onto quartz plate and realize the passively mode-locked of an Erbium-doped fiber laser by this saturable absorber (SA). In contrast ... [Opt. Eng. 51, 084203 (2012)] published Tue Aug 7, 2012.
Commute time distance transformation applied to spectral imagery and its utilization in material clustering
- Abstract: James A. Albano, David W. Messinger, and Stanley R. Rotman Spectral image analysis problems often begin by applying a transformation that generates an alternative representation of the spectral data with the intention of exposing hidden features not discernable in the original space. We introduce and demonstrate a transformation based on a Markov-chain mode ... [Opt. Eng. 51, 076202 (2012)] published Sat Aug 4, 2012.
Low-magnification polarization phase-shifting interference microscope for three-dimensional profilometry
- Abstract: Nandini Ghosh, Sanjukta Sarkar, and Kallol Bhattacharya An interferometric technique for three-dimensional phase measurement of optically transparent microscopic phase samples is presented. An obliquely aligned polarizer-masked cube beam-splitter, an infinity-corrected microscope objective, and a couple of simple polarization phase-shifting components se ... [Opt. Eng. 51, 085601 (2012)] published Sat Aug 4, 2012.
Determination of instantaneous curvature and twist by digital shearography
- Abstract: Yu Fu, Min Guo, and Huan Liu Shearography is a whole-field, noncontact optical technique that allows the direct measurement of first-order derivatives of deflection on spatial coordinates, depending on the measurement setup. In many cases, the curvatures and twists of an object provide more interesting parameters, as they are d ... [Opt. Eng. 51, 083602 (2012)] published Fri Aug 3, 2012.
Magnification of optical image in holography projection using lensless Fresnel holography
- Abstract: Jianshe Ma, Ping Su, Feipeng Xia et al. A digital micro-mirror device (DMD) acting as a real-time hologram is an emerging technology in dynamic holographic projection. This paper presents a lensless image magnification method in DMD holography by using a Fresnel hologram. By analyzing the diffraction order distribution in the image plane ... [Opt. Eng. 51, 085801 (2012)] published Fri Aug 3, 2012.
Reconfigurable ultra-wideband waveform generation with simple photonic devices
- Abstract: Mansour Dastmalchi, Mohammad Abtahi, David Lemus et al. We propose and experimentally demonstrate a low cost, low power consumption technique for ultra-wideband pulse shaping. Our approach is based on thermal apodization of two identical linearly chirped fiber Bragg gratings (LCFBG) placed in both arms of a balanced photodetector. Resistive heating eleme ... [Opt. Eng. 51, 085002 (2012)] published Fri Aug 3, 2012.
Optimization transmission of photonic crystal coupled cavity and design of demultiplexer for wavelength division multiplexing application
- Abstract: Weijia Liu, Daquan Yang, Huiping Tian et al. A new method to optimize transmission of photonic crystal filter composed of coupled cavities is proposed. This method can improve transmission without changing 3 dB bandwidth and it is achieved by shifting the defect rods in two cavities centripetally to shorten the distance between energy distribu ... [Opt. Eng. 51, 084002 (2012)] published Fri Aug 3, 2012.
Design and fabrication of an imprinted wavelength-independent coupler
- Abstract: Kyung Su Jang, Eung Soo Kim, Chang Seok Kim et al. An imprinted polymeric wavelength-independent coupler (WINC), which is one of the core components used in optical fiber communications and fiber-to-the-home systems, was designed with a beam propagation method. Its designed structure has the form of the MachZehnder interferometer. The polymer core s ... [Opt. Eng. 51, 085003 (2012)] published Fri Aug 3, 2012.
Optimization design of high-sensitivity temperature sensor based on Bragg grating in liquid-filled photonic crystal fibers
- Abstract: Wenqing Man, Jinpeng Feng, and Jun Peng A high-sensitivity temperature sensor based on fiber Bragg gratings (FBGs) in liquid-filled photonic crystal fibers (PCFs) is proposed. PCF is designed using the full-vector finite-element method. To achieve the maximum difference of the core-mode effective index of PCF as the temperature change, th ... [Opt. Eng. 51, 085004 (2012)] published Fri Aug 3, 2012.
Writing a Book
- Abstract: Ronald G. Driggers not available. [Opt. Eng. 51, 080101 (2012)] published Fri Aug 3, 2012.
Feasibility study on many-view under-sampling technique for low-dose computed tomography
- Abstract: Seungryong Cho, Taewon Lee, Jonghwan Min et al. We proposed a novel scanning method for low-dose computed tomography (CT) that uses an oscillating multi-slit collimator between the x-ray source and the patient. It can be thought as a realization of sparse data sampling that does not require a fast x-ray power switching. A simulation study was per ... [Opt. Eng. 51, 080501 (2012)] published Fri Aug 3, 2012.
Effect of concentration on the plasmonic absorption and optical nonlinearity of gold nanoparticles
- Abstract: Morvarid Rashidian and Davoud Dorranian The effect of concentration on the optical nonlinearity of gold nanoparticles is investigated. Gold nanoparticles were synthesized by nanosecond-pulsed laser ablation of a high-purity gold plate in distilled water. The size of nanoparticles was measured using dynamic light scattering (DLS) method an ... [Opt. Eng. 51, 089001 (2012)] published Thu Aug 2, 2012.
Optimization of diode-pumped doubly Q-switched mode-locked laser with acousto-optic modulator and Cr:YAG saturable absorber
- Abstract: Tianli Feng, Shengzhi Zhao, Dechun Li et al. By considering the influence of the turn-off time and the modulation frequency of the acousto-optic (AO) modulator, the coupled rate equations for a diode-pumped doubly Q-switched and mode-locked (QML) laser with AO modulator and Cr:YAG saturable absorber under Gaussian approximation are given. By n ... [Opt. Eng. 51, 084202 (2012)] published Thu Aug 2, 2012.
Quick atmospheric correction code: algorithm description and recent upgrades
- Abstract: Lawrence S. Bernstein, Xuemin Jin, Brian Gregor et al. The quick atmospheric correction (QUAC) code performs atmospheric correction on multi- and hyperspectral imagery spanning all or part of the visible and near infraredshort wave infrared spectral range, ~4002500 nm. It utilizes an in-scene approach, requiring only approximate specification of sensor ... [Opt. Eng. 51, 111719 (2012)] published Tue Jul 31, 2012.
Mitigation of surface damage growth by hydrofluoric acid etching combined with carbon dioxide laser treatment
- Abstract: Yong Jiang, Xiaodong Yuan, Shaobo He et al. Damage sites as large as 600 [mu]m in fused silica surface were successfully mitigated with a new protocol by hydrofluoric acid (HF) etching combined with carbon dioxide laser treatment. The damage sites were first etched in 40% HF solution to blunt the fractures, and then the etched damage sites we ... [Opt. Eng. 51, 084301 (2012)] published Thu Aug 2, 2012.
Random laser speckle based modulation transfer function measurement of midwave infrared focal plane arrays
- Abstract: Kenneth J. Barnard, Igor Anisimov, and John E. Scheihing Direct measurement of the modulation transfer function (MTF) of focal plane arrays (FPAs) using random laser speckle approaches for the visible/near-infrared wavelength band has been well documented over the last 20 years. These methods have not transitioned to the midwave infrared (MWIR) primarily ... [Opt. Eng. 51, 083601 (2012)] published Thu Aug 2, 2012.
Optimized design on multimode fiber with enhanced spontaneous Raman scattering for distributed temperature sensing
- Abstract: Rui Zhang, Xiaobing Li, Tao Xia et al. Raman distributed temperature sensing (RDTS) is widely used in many fields. The system configuration, devices, and data processing methods have been well studied and improved, but research on sensing fiber itself is rare. We design a multimode fiber for RDTS based on experimental results from a seri ... [Opt. Eng. 51, 084401 (2012)] published Thu Aug 2, 2012.
Theory and tradespace analysis of a reflective axial adaptive optical zoom system
- Abstract: Matthew E. L. Jungwirth, David V. Wick, and Eustace L. Dereniak Optical zoom enables wide and narrow fields-of-view within a single optical system. Traditional zoom designs translate elements along the optical axis, a technique that is generally prohibitive for large diameter optics. Adaptive optical zoom (AOZ) alters system magnification via variable focal leng ... [Opt. Eng. 51, 083001 (2012)] published Thu Aug 2, 2012.
Route of delivering 40-fs ultra-short laser pulses for gating photoconductive antenna in fiber-coupled terahertz time-domain spectroscopy
- Abstract: Jia Liu, Wen-Hui Fan, and Long-Chao Chen A route of delivering ultra-short laser pulses through a polarization-maintaining single-mode fiber has been investigated experimentally. The group velocity dispersion was well compensated, and the self-phase modulation was depressed in fiber. Finally, a 40-fs laser pulse with the energy of 70 pJ wa ... [Opt. Eng. 51, 085001 (2012)] published Thu Aug 2, 2012.
Image quality evaluation for smart-phone displays at lighting levels of indoor and outdoor conditions
- Abstract: Rui Gong, Haisong Xu, Binyu Wang et al. The image quality of two active matrix organic light emitting diode (AMOLED) smart-phone displays and two in-plane switching (IPS) ones was visually assessed at two levels of ambient lighting conditions corresponding to indoor and outdoor applications, respectively. Naturalness, colorfulness, bright ... [Opt. Eng. 51, 084001 (2012)] published Thu Aug 2, 2012.
Dimensionality reduction via locally reconstructive patch alignment
- Abstract: Yi Chen, Jun Yin, Jie Zhu et al. Based on the local patch concept, we proposed locally reconstructive patch alignment (LRPA) for dimensionality reduction. For each patch, LRPA aims to find the low-dimensional subspace in which the reconstruction error of the within-class nearest neighbors is minimized and the reconstruction error o ... [Opt. Eng. 51, 077208 (2012)] published Thu Aug 2, 2012.
Analysis of input pump pulse energy optimization for maximum four-wave mixing conversion efficiency in semiconductor optical amplifier
- Abstract: S. Rasoul Hosseini, Mohammad Razaghi, and Narottam K. Das We configure the input pump pulse energy of semiconductor optical amplifiers (SOAs) to maximize the four-wave mixing (FWM) conversion efficiency. We simulate the propagation of optical waves in the SOA using the nonlinear propagation equation, taking into account the gain spectrum dynamics, gain sat ... [Opt. Eng. 51, 075004 (2012)] published Fri Jul 27, 2012.
Misalignment-robust, edge-based image fusion method
- Abstract: Cai Xi and Zhao Wei We propose an image fusion method robust to misaligned source images based on their multiscale edge representations. Significant long edge curves at the second scale are selected to decide edge locations at each scale for the multiscale edge representations of source images. Then, processes are only ... [Opt. Eng. 51, 077007 (2012)] published Tue Jul 24, 2012.
Joint data-hiding and rate-distortion optimization for H.264/AVC videos
- Abstract: Yih-Chuan Lin and Jung-Hong Li We address video data-hiding on the context-adaptive variable-length coding domain of the H.264/AVC standard. It is challenging to maintain a minimum variation of rate-distortion performance when hiding data in compressed videos by slightly modifying one or more transform coefficients of prediction ... [Opt. Eng. 51, 077403 (2012)] published Tue Jul 24, 2012.
Optical computing with semiconductor optical amplifiers
- Abstract: Rekha Mehra, Shikha Jaiswal, and Hemant Kumar Dixit Increasing communication traffic and plans to increase various services may cause a serious problem towards the power consumption of network equipment. One of the causes of large power consumption in the present network is the multiplexing scheme, such as wavelength division multiplexing (WDM) and e ... [Opt. Eng. 51, 080901 (2012)] published Wed Jul 25, 2012.
One image denoizing model with local constraints on dyadic regions
- Abstract: Zhang Tao and Gao Qiuli Total variation minimizing methods have known great success in image denoizing. Although edge sharpness is well preserved by these methods, important information like textures or small details is often removed in the process of denoizing. We propose a novel denoizing model which better preserves fin ... [Opt. Eng. 51, 077006 (2012)] published Thu Jul 26, 2012.
Ultra-thin and low-power optical interconnect module based on a flexible optical printed circuit board
- Abstract: Sung Hwan Hwang, Woo-Jin Lee, Myoung Jin Kim et al. We describe an ultra-thin and low-power optical interconnect module for mobile electronic devices such as mobile phones and notebooks. The module was fabricated by directly packaging optic and electronic components onto a thin and flexible optical printed circuit board having a size of 70 x 8 x 0.25 ... [Opt. Eng. 51, 075402 (2012)] published Wed Jul 25, 2012.
Switching behavior of a nonlinear MachZehnder interferometer with exponentially saturable nonlinearity
- Abstract: Arpita Srivastava and Sarang Medhekar Using beam propagation method, we investigated the switching behavior of a nonlinear MachZehnder interferometer (NMZI). The focus of the present investigation was exponentially saturable type nonlinearity of the NMZI. The results were compared with the results of NMZIs with saturable type nonlineari ... [Opt. Eng. 51, 074604 (2012)] published Thu Jul 19, 2012.
How to avoid plagiarism
- Abstract: Ronald G. Driggers not available. [Opt. Eng. 51, 070101 (2012)] published Thu Jul 19, 2012.
Noise sources in imaging static Fourier transform spectrometers
- Abstract: Yann Ferrec, Noura Ayari-Matallah, Pierre Chavel et al. Imaging static Fourier transform spectrometers are well-adapted instruments for remote sensing. However, the path from the raw images to the spectral images is quite long, thus multiplying the potential noise sources. In this article, we propose to review these perturbation sources. We first recall ... [Opt. Eng. 51, 111716 (2012)] published Thu Jul 19, 2012.
Effects of laser plasma on damage in optical glass induced by pulsed lasers
- Abstract: Jinghua Han, Yaguo Li, Changtao He et al. Laser-induced plasma can expedite the deposition of incident laser energy and the laser-induced damage in optical glass is considerably affected by the magnitude and distribution of the plasma shock wave. The spatial distribution of energy deposition and expansion pressure of the laser plasma shock ... [Opt. Eng. 51, 121809 (2012)] published Thu Jul 19, 2012.
Microelectromechanical systemsbased visible-near infrared Fabry-Perot tunable filters using quartz substrate
- Abstract: Neelam Gupta, Songsheng Tan, and Dennis R. Zander There is a need to develop miniature optical tunable filters for small hyperspectral imagers. We plan to develop a number of miniature Fabry-Perot tunable filters (FPTFs) using microelectromechanical systems (MEMS) technology, each operating over a different wavelength region, to cover spectral regi ... [Opt. Eng. 51, 074007 (2012)] published Thu Jul 19, 2012.