coherence interferometry
<p>Comparison of Biometry Measurements Using Standard Partial Coherence Interferometry versus New Scheimpflug Tomography with Integrated Axial Length Capability</p>
... A number of devices have proven to be reliable in calculating pre-cataract surgery measurements, including low-coherence re fl ectometry (Lenstar LS 900, Haag-Streit AG), Scheimp fl ung camera-based devices (Galilei ...
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Optical-coherence tomography, extension to imaging of low coherence interferometry
... low-coherence interferometry in the biomedical optics field was for the measurement of eye length 2 ...the coherence length of the ...with coherence lengths below 1 ...
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Comparison of a new swept-source optical biometer with a partial coherence interferometry
... To our knowledge, a partial coherence interferometry (PCI)-based optical biometer is considered as gold stand- ard for axial length (AL) measurement [3]. In a PCI biometer, optical length is measured from ...
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Spectrally Resolved Longitudinal Spatial Coherence Interferometry.
... spatial coherence, and channeled imaging ...spatial coherence interferometry has primarily focused on resolving depth information from two-dimensional measurements of spatial coherence ...
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Comparison of refractive outcome between biometry with applanation ultrasound and partial coherence interferometry (IOL master) in eyes undergoing phacoemulsification
... partial coherence interferometry PCI was produced ...short coherence for the measurement of the optical AL, which is converted to geometric AL by using a group refractive ...
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Axial length estimation error caused by hidden double-peak on partial coherence interferometry in an eye with epiretinal membrane: a case report
... Abstract: Here we report a patient in whom there was a myopic shift after combined cataract surgery and pars plana vitrectomy against the epiretinal membrane, related to axial measurement estimation error caused by a ...
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Improving accuracy of corneal power measurement with partial coherence interferometry after corneal refractive surgery using a multivariate polynomial approach
... partial coherence interferometry (PCI) and corneal power by automated keratometry, its accuracy in eyes not previously submitted to MERCS is very high but even this instrument has proved to be unreliable in ...
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Agreement and relationship between ultrasonic and partial coherence interferometry measurements of axial length and anterior chamber depth
... PubMed Central and CAS, and is the official journal of The Society of Clinical Ophthalmology (SCO). The manuscript management system is completely online and includes a very quick and fair peer-review system, which is ...
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Surface profile measurement using spatially dispersed short coherence interferometry
... shifting interferometry is used to extract the spectrally encoded phase information by analysing four captured frames using a Carré algorithm procedure; in this way, surface height can be determined across a ...
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Comparison of a new optical biometer and a standard biometer in cataract patients
... low coherence reflectometry (OLCR) biometer (OA-2000) and the gold standard partial coherence interferometry (PCI) optical biometer (IOLMaster ...
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Prediction accuracy of intraocular lens power calculation methods after laser refractive surgery
... measured using a partial coherence interferometry (PCI) device [19]. Applanation ultrasound achieved fewer number of eyes within 0.5 D and 1.0 D, although the dif- ferences of SDs were not so obvious. ...
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Optical endomicroscopy and the road to real-time, in vivo pathology: present and future
... low coherence interferometry (a/LCI), a light-scattering technique, identifies early dysplasia based on nuclear diameter differences ...optical coherence tomography (OCT) ...
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"Handbook of biomedical optics", edited by David A. Boas, Constantinos Pitris, and Nimmi Ramanujam
... low-coherence interferometry (chapter 23) and phase imaging microscopy (chapter 24), over confocal microscopy (chapter 25) and fluorescence microscopy (chapter 26), to digital holographic microscopy ...
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An imaging system integrating optical coherence tomography and interferometry for in vivo measurement of the thickness and dynamics of the tear film
... TDF interferometry system has been previously described elsewhere, although its com- bination and co-registration with a high resolution OCT is novel [8, 13, ...
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High precision lateral distortion measurement and correction in coherence scanning interferometry using an arbitrary surface
... In coherence scanning interferometry, distortion may cause field-dependent systematic errors in the measurement of surface ...a coherence scanning interferometer system by using an arbitrary surface ...
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... holographic interferometry only for a transmission ...holographic interferometry of a reflection object and we were able to record speckled interferograms, in the ...
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High precision lateral distortion correction in coherence scanning interferometry using an arbitrary surface
... Lateral optical distortion is present in most optical imaging systems. In coherence scanning interferometry (CSI) [1,2], distortion may cause field-dependent systematic errors in the measurement of surface ...
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On tilt and curvature dependent errors and the calibration of coherence scanning interferometry
... Although coherence scanning interferometry (CSI) is capable of measuring surface topography with sub-nanometre precision, it is well known that the performance of measuring instruments depends strongly on ...
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Simulation and Analysis of Telescopic Photonic Beam Combiner for Stellar Interferometry in Labview
... optical interferometry is used to associate signals from two telescopes to get measurements with an advanced resolution which could not be obtained with any telescope ...
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Optimisation of surface topography characterisation for metal additive manufacturing using coherence scanning interferometry
... [25] CSI system for this work. The instrument is located in a temperature controlled facility (20 ± 1) °C, isolated from noise and dust. Three objective lenses were investigated, with magnifications of 1.4× [26], 5.5× ...
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