1. Direct corneal elevation measurements using multiple delay en face optical coherence tomography

    SPIE Digital Library (Oct 16 2008) Ophthalmology Explore Article

    Lucian Plesea and Adrian Gh. Podoleanu Optical coherence tomography (OCT) is a well-established imaging method in the ophthalmic practice. We describe a novel corneal topography method that directly measures anterior cornea surface elevation from a single en face OCT image. This method uses an OCT interferometer configuration equipped wi ... [J. Biomed. Opt. 13, 054054 (2008)] published Thu Oct 16, 2008. (Read Full Article)

    Comment on Article Mentions:   Adrian G. Podoleanu   University of Kent

  2. Controlling the shape of Talbot bands visibility

    opticsinfobase.org (Jun 16 2008) Explore Article

    Daniel Woods, Adrian Podoleanu. We present a theoretical model to predict the sensitivity variation versus optical path difference (OPD) in Fourier domain spectral interferometry using configurations which produce Talbot bands. Such configurations require that the two interfering beams use different parts of the diffraction ... [Opt. Express 16, 9654-9670 (2008)] (Read Full Article)

    Comment on Article Mentions:   Adrian G. Podoleanu   University of Kent

  3. Combinations of techniques in imaging the retina with high resolution

    ScienceDirect (May 23 2008) Ophthalmology Explore Article

    Developments in optical coherence tomography (OCT) have expanded its clinical applications for high-resolution imaging of the retina, as a standalone diagnostic and in combination with other optical imaging modalities. This review presents currently explored combinations of OCT technology with a variety of complementary imaging modalities along with augmentational technologies such as adaptive optics (AO) and tracking. Some emphasis is on the combination of OCT technology with scanning laser ophthalmoscopy (SLO) ... (Read Full Article)

    Comment on Article Mentions:   Adrian G. Podoleanu   University of Kent   New York Eye and Ear Infirmary

  4. 1st Workshop on OCT & Adaptive Optics

    Welcome to the University of Kent (May 8 2008) Explore Article

    The last five years have shown unprecedented developments in the field of tisssue imaging using low power infra-red and visible waves. This workshop will put emphasis on two aspects of non-invasive optical imaging, optical coherence tomography (OCT) and adaptive optics (AO). The workshop will consist of papers presented in mini-symposia and tutorials. (Read Full Article)

    Comment on Article Mentions:   Adrian G. Podoleanu   University of Kent

  5. Investigation of bracket bonding for orthodontic treatments using en-face optical coherence tomography

    SPIE Digital Library (May 2 2008) Dentistry Explore Article

    Cosmin Sinescu, Meda L. Negrutiu, Michael Hughes et al. Despite good diagnosis and treatment planning, orthodontic treatment can fail if bonding fails. It is now common practice to address the aesthetic appearance of patients using aesthetic brackets instead of metal ones. Therefore, bonding aesthetic brackets has become an issue for orthodontists today. ... [Proc. SPIE Int. Soc. Opt. Eng. 6991, 69911M (2008)] published Fri May 2, 2008. (Read Full Article)

    Comment on Article Mentions:   Cosmin Sinescu   Adrian G. Podoleanu   University of Kent

  6. Fixed partial dentures investigated by optical coherent tomography

    SPIE Digital Library (Feb 18 2008) Dentistry Explore Article

    Cosmin Sinescu, Meda Negrutiu, Carmen Todea et al. Fixed partial prostheses as integral ceramics, integral polymers, metal ceramics or metal polymers bridges, are mainly used in the frontal part of the dental arch (especially the integral bridges). They have to satisfy high stress requirements as well as esthetic. The masticatory stress may induce f ... [Proc. SPIE Int. Soc. Opt. Eng. 6847, 684707 (2008)] published Mon Feb 18, 2008. (Read Full Article)

    Comment on Article

  7. Versatile confocal/optical coherence tomography system for embryonic developmental imaging

    Home: SPIE.org (Feb 18 2008) Explore Article

    An Optical Coherence Tomography (OCT) imaging system has been designed and constructed to acquire images of scattering biological samples. By simultaneously acquiring and displaying high resolution en-face (C-scan) OCT and Laser Scanning Confocal images of Drosophila melanogaster embryos we demonstrate the potential of the system to be used as a powerful tool for imaging in Drosophila embryonic development. The system can equally be used for non invasive visualizations and measurements ... (Read Full Article)

    Comment on Article Mentions:   Adrian G. Podoleanu   University of Kent   Adrian Bradu

  8. Complete denture analyzed by optical coherence tomography

    SPIE Digital Library (Feb 11 2008) Dentistry Explore Article

    Meda L. Negrutiu, Cosmin Sinescu, Carmen Todea et al. The complete dentures are currently made using different technologies. In order to avoid deficiencies of the prostheses made using the classical technique, several alternative systems and procedures were imagined, directly related to the material used and also to the manufacturing technology. Thus, ... [Proc. SPIE Int. Soc. Opt. Eng. 6843, 68430R (2008)] published Mon Feb 11, 2008. (Read Full Article)

    Comment on Article Mentions:   Cosmin Sinescu

  9. Statistics of the depth-scan photocurrent in time-domain optical coherence tomography

    opticsinfobase.org (Dec 7 2007) Explore Article

    Sherif S. Sherif, Carla C. Rosa, Costel Flueraru, Shoude Chang, Youxin Mao, Adrian G. Podoleanu. We derive the time-variant second-order statistics of the depth-scan photocurrent in time-domain optical coherence tomography (TD-OCT) systems using polarized thermal light sources and superluminescent diodes (SLDs). Since the asymptotic-joint-probability-distribution function (JPDF) of the ... [J. Opt. Soc. Am. A 25, 16-20 (2008)] (Read Full Article)

    Comment on Article Mentions:   Costel Flueraru   Adrian G. Podoleanu   University of Kent

  10. Optical-coherence tomography, extension to imaging of low coherence interferometry

    SPIE Digital Library (Aug 1 2007) Non-Medical Explore Article

    Adrian Gh. Podoleanu, Radu G. Cucu, John A. Rogers et al. Results are presented in using low coherence interferometry in quantifying the reflectivity and imaging of different objects, such as tissue, paintings and fruits. All images have been obtained using en-face flying spot technology. This allows simultaneous generation of optical coherence tomography ... [Proc. SPIE Int. Soc. Opt. Eng. 6785, 67851I (2007)] published Wed Aug 1, 2007. (Read Full Article)

    Comment on Article Mentions:   Adrian G. Podoleanu   University of Kent   John A. Rogers

  11. Optical coherence tomography for art conservation and archaeology

    SPIE Digital Library (Jul 16 2007) Non-Medical Explore Article

    Haida Liang, Borislava Peric, Michael Hughes et al. Optical coherence tomography (OCT) is a fast scanning Michelson interferometer originally designed for in vivo imaging of the eye. In 2004, our group along with two other groups first reported the application of OCT to art conservation and archaeology. Since that time we have been conducting a proje ... [Proc. SPIE Int. Soc. Opt. Eng. 6618, 661805 (2007)] published Mon Jul 16, ... (Read Full Article)

    Comment on Article Mentions:   Haida Liang   Adrian G. Podoleanu   University of Kent

  12. Optical mapping apparatus with optimized OCT configuration

    PatFT » Page 1 of 1 (Nov 21 2006) Patents Explore Article

    OCT apparatus includes an interferometer, having an input beam splitter and a 50/50 output splitter. The splitting ratio of the input splitter may be optimized depending on the source power of light source and on the mismatch of the balanced receiver. The input splitter is a plate beam-splitter to minimize the stray reflected light in the interferometer and allow sequential operation of the apparatus in the OCT or in the ... (Read Full Article)

    Comment on Article Mentions:   OTI Ophthalmic Technologies Inc.   Adrian G. Podoleanu   John A. Rogers

  13. En-face optical coherence tomography – a novel application of non-invasive imaging to art conservation

    opticsinfobase.org (Aug 8 2005) Non-Medical Explore Article

    Optical Coherence Tomography (OCT) is an optical interferometric technique developed mainly for in vivo imaging of the eye and biological tissues. In this paper, we demonstrate the potential of OCT for non-invasive examination of museum paintings. Two en-face scanning OCT systems operating at 850 nm and 1300 nm were used to produce B-scan and C-scan images at typical working distances of 2 cm. The 3D images produced by the OCT ... (Read Full Article)

    Comment on Article Mentions:   Haida Liang   Adrian G. Podoleanu   John A. Rogers

  14. Apparatus For Optical Coherence Tomography (Oct) (Wo 2004/102112)

    wipo.int (Nov 25 2004) Explore Article

    OCT apparatus includes an interferometer, having an input beam splitter and a 50/50 output splitter. The splitting ratio of the input splitter may be optimized depending on the source power of light source and on the mismatch of the balanced receiver. The input splitter is a plate beam-splitter to minimize the stray reflected light in the interferometer and allow sequential operation of the apparatus in the OCT or in the ... (Read Full Article)

    Comment on Article Mentions:   OTI Ophthalmic Technologies Inc.   Ophthalmic Technologies OCT/SLO   George M. Dobre

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