optical coherent tomography
Fiber lenses for ultra small probes used in optical coherent tomography
... with optical frequency with a linearity of ...the optical power on reference arm to achieve the higher ...Hill Optical technologies) scanner scanned the fiber probe light transversely on the sample ...
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Variation in macular thickness in healthy eyes with or without myopia using optical coherent tomography
... including Optical Coherence Tomography. Optical Coherence Tomography parameters of macular thickness were analyzed with baseline variables including age, gender and axial ...
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Intraoperative optical coherence tomography assisted analysis of pars Plana vitrectomy for retinal detachment in morning glory syndrome: a case report
... domain optical coherent tomography (iSD-OCT) assisted PPV using Rescan 700 (Carl Zeiss Meditech, Jena, Germany) with epiretinal membrane (ERM) and internal retinal membrane (ILM) peeling, and air ...
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Intravitreal Bevacizumab for the Treatment of Chronic or Recurrent Central Serous Chorioretinopathy
... (VA), optical coherent tomography (OCT), fluorescein angiography (FA) and indocyanine green angiography (ICG) before, and one, three and six months after ...
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Retinal sensitivity and photoreceptor arrangement changes secondary to congenital simple hamartoma of retinal pigment epithelium
... Case presentation: A 35-year-old woman was found to have an asymptomatic, solitary, circumscribed, pigmented lesion in her left eye. The patient underwent ophthalmic examination including multimodal evaluation with ...
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Novel Compact Waveguide Optical Chemical Sensor for Control of Gaseous Ammonia Concentration
... of optical chemical sensors have been actively developed, which is due to a number of their advantages — high sensitivity, fast response, simplicity of signal multiplexing, possibility of distant measurement, ...
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Comparison of spectral domain and swept source optical coherence tomography for angle assessment of Chinese elderly subjects
... ACA: Anterior chamber angle; AOD: Angle opening distance; AS- OCT: Anterior segment optical coherence tomography; FD-OCT: Fourier- domain optical coherence tomography; LoA: Limits of agr[r] ...
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Multicolor imaging in choroidal osteomas
... Fig. 1 Case 1—Multimodal imaging with color fundus (CF), fundus autofluoroscence (FAF), optical coherence tomography (OCT), ultrasonography (USG) and multicolour (MC) imaging in a patient with RE calcified ...
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DSP BASED COHERENT OPTICAL COMMUNICATION SYSTEM
... The rapidly increasing data traffic nowadays has aroused urgent demand for higher spectrum efficiency and higher capacity in optical communication systems. To further improve the system capacity, researches have ...
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Advanced DSP for coherent optical fiber communication
... The optical fiber is divided into N segments, and each section has to be small enough to guarantee the optical power not to change much within the segment, since the nonlinear effects are power ...in ...
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Optical phase synchronization in coherent optical beamformers for phased array receive antennas
... These limitations can be overcome by the use of a continuosly tunable TTD element. A typical structure of an Optical Ring Resonator (ORR) delay line is illustrated in Figure 1.4. At the beginning a portion of the ...
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Digital signal processing for optical communications and networks
... receiver, coherent optical transmission was investigated extensively in the eighties of last century [23, ...of coherent communication has been delayed for nearly 20 years after that period [25, ...
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Narrowband CARS spectroscopy in the molecular fingerprint region
... We study these molecular vibrations using a nonlinear optical technique with the amusing acronym of CARS, or coherent anti-Stokes Raman spectroscopy. One use- ful application of CARS is to study the ...
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Image reconstruction of a charge coupled device based optical tomographic instrumentation system for particle sizing
... the optical tomography system. The complete optical tomography system consists of a lighting system, the measurement section, the sensor system, the data acquisition system, the PIC ...
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Optical coherence tomography angiography in Purtscher like retinopathy associated with dermatomyositis: a case report
... images. Optical coherence tomography (OCT) angiograms are en face images that can be scrolled outward from the internal limiting membrane to the choroid to visualize the individual vascular plexus and ...
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Detection of partially coherent optical emission sources
... partially coherent emission sources, such as the ones used in our experiments, with coherence lengths of 34 and 23 microns ...partially coherent spectral lines need to be detected, not only in the emission ...
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Tackling Africa's digital divide
... multiple optical connections interlink- ing many costal nations across the continent ...deploying optical fibre invokes a considerable capital costs, at upwards of $100,000 per km (?), creating an ...
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Multimodal imaging in choroidal osteoma
... imaging optical coherence tomogra- phy (Spectralis HRA + OCT; Heidelberg Engineering, Germany), data included tumor surface configuration (flat or depressed), effects of tumor on overlying retina (RPE, ...
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Swept source optical coherence tomography and optical coherence tomography angiography in pediatric enhanced S cone syndrome: a case report
... 4 Optical coherence tomography B scan images showing the progression of macular schisis in right eye and left eye affected by enhanced S-cone ...structural optical coherence tomography images ...
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Macular findings in Spectral Domain Optical Coherence Tomography and OCT Angiography in a patient with Kearns–Sayre syndrome
... Case Presentation: We present the case of a 55-year-old female with KSS, who developed systemic features and ocular manifestations as ophthalmoplegia and retinal dysfunction, that were corroborated by ...
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