全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:Olivier Levecq , Hicham Azimani ...
来源:[J].Journal of Biomedical Optics(IF 2.881), 2018, Vol.23 (10), pp.106007-106007SPIE
摘要:An optical technique called line-field confocal optical coherence tomography (LC-OCT) is introduced for high-resolution, noninvasive imaging of human skin in vivo . LC-OCT combines the principles of time-domain optical coherence tomography and confocal microscopy with line i...
作者:Olivier Levecq , Arthur Davis ...
来源:[C].Photonics Europe2018SPIE
摘要:This paper reports on advances in optical coherence tomography (OCT) for application in dermatology. Full-field OCT is a particular approach of OCT based on white-light interference microscopy. FF-OCT produces en face tomographic images by arithmetic combination of interfero...
作者:Olivier Levecq , Mamadou N'Diaye ...
来源:[C].Astronomical Telescopes + Instrumentation2018SPIE
摘要:The James Webb Space Telescope (JWST) Optical Simulation Testbed (JOST) is a hardware simulator for wavefront sensing and control designed to produce JWST-like images. A model of the JWST three mirror anastigmat is realized with three lenses in the form of a Cooke triplet, which ...
作者:Olivier Levecq , Hicham Azimani ...
来源:[C].BiOS2019SPIE
摘要:We present an improved time-domain optical coherence tomography technique designed for ultrahigh-resolution B-scan imaging in real-time. The technique, called line-field confocal optical coherence tomography, is based on a Linnik-type interference microscope with line illumi...
作者:Olivier Levecq , Hicham Azimani ...
来源:[C].BiOS2019SPIE
摘要:An imaging device based on line-field confocal optical coherence tomography (LC-OCT) operating in two distinct spectral bands centered at 770 nm and 1250 nm is presented. A single supercontinuum light source and two different line-scan cameras are used. B-scans are acquired ...
作者:Olivier Levecq , Hicham Azimani ...
来源:[C].BiOS2019SPIE
摘要:An improved optical coherence tomography (OCT) technique called line-field confocal OCT (LC-OCT) has been developed for high-resolution skin imaging. Combining the principles of time-domain OCT and confocal microscopy with line illumination and detection, LC-OCT acquires mul...
作者:Olivier Levecq , Mamadou N'Diaye ...
来源:[C].Astronomical Telescopes and Instrumentation2014SPIE
摘要:The JamesWebb Space Telescope (JWST) Optical Simulation Testbed (JOST) is a tabletop experiment designed to reproduce the main aspects of wavefront sensing and control (WFS and C) for JWST. To replicate the key optical physics of JWST’s three-mirror anastigmat (TMA) design a...
作者:Olivier Levecq , Charles-Philippe Lajoie ...
来源:[C].Astronomical Telescopes and Instrumentation2014SPIE
摘要:The James Webb Space Telescope (JWST) Optical Simulation Testbed (JOST) is a tabletop workbench to study aspects of wavefront sensing and control for a segmented space telescope, including both commissioning and maintenance activities. JOST is complementary to existing optomechan...
作者:Olivier Levecq , Alexis Carlotti ...
来源:[C].SPIE Optical Engineering + Applications2015SPIE
摘要:HiCAT is a high-contrast imaging testbed designed to provide complete solutions in wavefront sensing, control and starlight suppression with complex aperture telescopes. The pupil geometry of such observatories includes primary mirror segmentation, central obstruction, and spider...
作者:Olivier Levecq , Marshall D. Perrin ...
来源:[C].Astronomical Telescopes and Instrumentation2014SPIE
摘要:We present a new high-contrast imaging testbed designed to provide complete solutions in wavefront sensing, control and starlight suppression with complex aperture telescopes. The testbed was designed to enable a wide range of studies of the effects of such telescope geometr...

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