Showing 761 - 780 results of 4,366 for search '"optics"', query time: 0.06s Refine Results
  1. 761

    Analysis of Visual Field Defects Obtained with Semiautomated Kinetic Perimetry in Patients with Leber Hereditary Optic Neuropathy by Katarzyna Nowomiejska, Agnieszka Kiszka, Edyta Koman-Wierdak, Katarzyna Tonska, Ryszard Maciejewski, Anselm G. Jünemann, Robert Rejdak

    Published 2018-01-01
    “…To analyse visual field (VF) defects obtained using semiautomated kinetic perimetry (SKP) in patients suffering from Leber hereditary optic neuropathy (LHON). Methods. Twenty-two eyes of eleven consecutive LHON male patients with confirmed mitochondrial 11778G>A DNA mutation were prospectively examined with the V4e stimulus of SKP in both eyes. …”
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    Article
  2. 762

    Ability of Swept-Source Optical Coherence Tomography to Detect Retinal and Choroidal Changes in Patients with Multiple Sclerosis by Elena Garcia-Martin, Laura Jarauta, Elisa Vilades, Jose Ramon Ara, Jesus Martin, Vicente Polo, Jose Manuel Larrosa, Luis Emilio Pablo, Maria Satue

    Published 2018-01-01
    “…To evaluate the ability of new swept-source (SS) optical coherence tomography (OCT) technology to detect changes in retinal and choroidal thickness in patients with multiple sclerosis (MS). …”
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    Article
  3. 763

    Synthesis and Optical Enhancement of Amorphous Carbon Nanotubes/Silver Nanohybrids via Chemical Route at Low Temperature by Tan Kim Han, Leo Bey Fen, Ng Meng Nee, Mohd Rafie Johan

    Published 2014-01-01
    “…UV-visible spectroscopy showed enhancement of optical properties of αCNTs/Ag nanohybrids.…”
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    Article
  4. 764

    Lipid profile alterations in non-infectious uveitis: correlation with quantitative optical coherence tomography angiography parameters by Lei Feng, Guangming Qin, Junhui Shen

    Published 2024-05-01
    “…Vascular density (VD) in the superficial capillary plexus (SCP), deep capillary plexus (DCP), choriocapillaris and optic disk were significantly decreased in NIU eyes (p<0.05, respectively) compared with controls. …”
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    Article
  5. 765

    Morphological analysis of lacrimal punctum using anterior segment optical coherence tomography in different age groups by Hasan Naz, Shruthi Tara, Jagadeesh K Reddy, V Rajesh Prabu, Mithun Thulasidas

    Published 2025-02-01
    “…Purpose: To evaluate the lacrimal punctal changes in different age groups using anterior segment optical coherence tomography (AS-OCT). Methods: A cross-sectional observational study was conducted between January 2023 and January 2024 including healthy subjects between 20 and 80 years. …”
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    Article
  6. 766

    Design of Remote Monitoring Iot System Based on 5G and New Optical Fiber Intelligent Structure by Lei Hu

    Published 2022-01-01
    “…The sensor is an indispensable component of the remote monitoring system, and a new type of optical fiber is added to the sensor to make the system function more complete. …”
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    Article
  7. 767

    Experimental Study on Physical Similar Model of Fault Activation Law Based on Distributed Optical Fiber Monitoring by Dingding Zhang, Yanyan Duan, Wengang Du, Jing Chai

    Published 2021-01-01
    “…The results of the study provide an experimental basis for the application of distributed optical fiber sensing technology to the study of fault activation law.…”
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    Article
  8. 768

    Association between Asymptomatic Unilateral Internal Carotid Artery Stenosis and Electrophysiological Function of the Retina and Optic Nerve by Anna Machalińska, Aleksandra Kowalska-Budek, Miłosz Piotr Kawa, Arkadiusz Kazimierczak, Krzysztof Safranow, Marta Kirkiewicz, Grażyna Wilk, Wojciech Lubiński, Piotr Gutowski, Bogusław Machaliński

    Published 2017-01-01
    “…This study was designed to assess retinal and optic nerve bioelectrical function in patients with unilateral asymptomatic but hemodynamically significant internal carotid artery stenosis (ICAS). …”
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    Article
  9. 769

    Using effective signal filtering methods to data processing from a fiber-optic temperature sensor by I. A. Ershov

    Published 2021-06-01
    Subjects: “…fiber optical temperature sensor…”
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    Article
  10. 770
  11. 771

    Measuring Hemoglobin Levels in the Optic Disc of Parkinson’s Disease Patients Using New Colorimetric Analysis Software by Maria Pilar Bambo, Elena Garcia-Martin, Maria Satue, Susana Perez-Olivan, Silvia Alayon, Marta Gonzalez-Hernandez, Vicente Polo, Jose Manuel Larrosa, Manuel Gonzalez-De la Rosa

    Published 2014-01-01
    “…OCT examinations and one photograph of the optic disc were performed. The Laguna ONhE (“optic nerve hemoglobin”; Insoft SL, Tenerife, Spain) software was used to analyze the Hb level on the acquired optic disc photographs. …”
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    Article
  12. 772

    Wave packet dynamics in parabolic optical lattices: From Bloch oscillations to long-range dynamical tunneling by Usman Ali, Martin Holthaus, Torsten Meier

    Published 2025-02-01
    “…We investigate the dynamics of wave packets in a parabolic optical lattice formed by combining an optical lattice with a global parabolic trap. …”
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    Article
  13. 773

    Deformation Monitoring Model of Buried Pipeline Mechanical Parts Based on the Distributed Optical Fiber Monitoring System by Bihua Shen, Xiangchao Wang, Mengya Sun, Wei Qian

    Published 2024-01-01
    “…In addition, the feasibility of monitoring the deformation of different encapsulation types of optical fiber gratings and different sheath types of distributed optical fibers was demonstrated using this test model. …”
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    Article
  14. 774

    Modeling Approach for Determining Equivalent Optical Constants of Plastic Shading Nets under Solar Radiation Conditions by A. M. Abdel-Ghany, I. M. Al-Helal

    Published 2012-01-01
    “…Based on this behavior, we suggest that it is possible to treat plastic nets as translucent materials and to characterize them with equivalent optical constants (i.e., equivalent refractive indexes, neq, and equivalent extinction coefficients, σeq). …”
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    Article
  15. 775

    Third-Order Nonlinear Optical Behavior of Novel Polythiophene Derivatives Functionalized with Disperse Red 19 Chromophore by Marilú Chávez-Castillo, Arelis Ledesma-Juárez, Marisol Güizado-Rodríguez, Jesús Castrellón-Uribe, Gabriel Ramos-Ortiz, Mario Rodríguez, José-Luis Maldonado, Jorge-Antonio Guerrero-Álvarez, Victor Barba

    Published 2015-01-01
    “…The molecular structure, molecular weight distribution, film morphology, and optical and thermal properties of these polythiophene derivatives were determined by NMR, FT-IR, UV-Vis GPC, DSC-TGA, and AFM. …”
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    Article
  16. 776

    Optic Nerve Sonography in the Diagnostic Evaluation of Pseudopapilledema and Raised Intracranial Pressure: A Cross-Sectional Study by Masoud Mehrpour, Fatemeh Oliaee Torshizi, Shooka Esmaeeli, Salameh Taghipour, Sahar Abdollahi

    Published 2015-01-01
    “…This was a cross-sectional study in which patients with optic nerve head swelling were referred for LP exam after optic nerve head swelling diagnosis confirmation and having normal brain imaging (CT scan). …”
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    Article
  17. 777
  18. 778

    Remote Characterization and Dissemination of Disper sion Compensated Ultrashort Pulses Through Dynamic Fiber Optic Links by C G Lakshmi, V R Supradeepa

    Published 2025-01-01
    “…Ultrashort optical pulse sources are often complex and resource-intensive, and thus, delivering pulses to multiple satellite locations over a fiber-optic network dynamically from a central location reduces overhead and increases the efficacy of the source usage. …”
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    Article
  19. 779
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