Tomohiro Shirai

Summary

Affiliation: National Institute of Advanced Industrial Science and Technology
Country: Japan

Publications

  1. ncbi request reprint Adaptive restoration of a partially coherent blurred image using an all-optical feedback interferometer with a liquid-crystal device
    Tomohiro Shirai
    Photonics Research Institute, National Institute of Advanced Industrial Science and Technology, Tsukuba, Japan
    J Opt Soc Am A Opt Image Sci Vis 19:369-77. 2002
  2. ncbi request reprint Directionality of Gaussian Schell-model beams propagating in atmospheric turbulence
    Tomohiro Shirai
    Photonics Research Institute, National Institute of Advanced Industrial Science and Technology, 1 2 1 Namiki, Tsukuba 305 8564, Japan
    Opt Lett 28:610-2. 2003
  3. ncbi request reprint Mode analysis of spreading of partially coherent beams propagating through atmospheric turbulence
    Tomohiro Shirai
    Photonics Research Institute, National Institute of Advanced Industrial Science and Technology, 1 2 1 Namiki, Tsukuba 305 8564, Japan
    J Opt Soc Am A Opt Image Sci Vis 20:1094-102. 2003
  4. ncbi request reprint Coherence and polarization of electromagnetic beams modulated by random phase screens and their changes on propagation in free space
    Tomohiro Shirai
    Photonics Research Institute, National Institute of Advanced Industrial Science and Technology, 1 2 1 Namiki, Tsukuba 305 8564, Japan
    J Opt Soc Am A Opt Image Sci Vis 21:1907-16. 2004
  5. doi request reprint Some consequences of the van Cittert-Zernike theorem for partially polarized stochastic electromagnetic fields
    Tomohiro Shirai
    Photonics Research Institute, National Institute of Advanced Industrial Science and Technology, 1 2 1 Namiki, Tsukuba 305 8564, Japan
    Opt Lett 34:3761-3. 2009
  6. doi request reprint Resolution improvement in spectral-domain optical coherence tomography based on classical intensity correlations
    Tomohiro Shirai
    Electronics and Photonics Research Institute, National Institute of Advanced Industrial Science and Technology AIST, Tsukuba Central 2, Tsukuba, Japan
    Opt Lett 38:115-7. 2013
  7. doi request reprint Imaging through an aberrating medium with classical ghost diffraction
    Tomohiro Shirai
    Electronics and Photonics Research Institute, National Institute of Advanced Industrial Science and Technology, Tsukuba, Japan
    J Opt Soc Am A Opt Image Sci Vis 29:1288-92. 2012
  8. ncbi request reprint Liquid-crystal adaptive optics based on feedback interferometry for high-resolution retinal imaging
    Tomohiro Shirai
    Photonics Research Institute, National Institute of Advances Industrial Science and Technology, Tsukuba, Japan
    Appl Opt 41:4013-23. 2002
  9. doi request reprint Visibility in ghost imaging with classical partially polarized electromagnetic beams
    Tomohiro Shirai
    Electronics and Photonics Research Institute, National Institute of Advanced Industrial Science and Technology, 1 2 1 Namiki, Tsukuba 305 8564, Japan
    Opt Lett 36:2880-2. 2011

Detail Information

Publications9

  1. ncbi request reprint Adaptive restoration of a partially coherent blurred image using an all-optical feedback interferometer with a liquid-crystal device
    Tomohiro Shirai
    Photonics Research Institute, National Institute of Advanced Industrial Science and Technology, Tsukuba, Japan
    J Opt Soc Am A Opt Image Sci Vis 19:369-77. 2002
    ..The origin of the deviation of the experimental results from the theory, together with the effect of the feedback misalignment inherent in our optical arrangement, is also discussed...
  2. ncbi request reprint Directionality of Gaussian Schell-model beams propagating in atmospheric turbulence
    Tomohiro Shirai
    Photonics Research Institute, National Institute of Advanced Industrial Science and Technology, 1 2 1 Namiki, Tsukuba 305 8564, Japan
    Opt Lett 28:610-2. 2003
    ..We show that this result also holds even if the beams propagate in atmospheric turbulence, irrespective of the particular model of turbulence used. The result is illustrated by an example...
  3. ncbi request reprint Mode analysis of spreading of partially coherent beams propagating through atmospheric turbulence
    Tomohiro Shirai
    Photonics Research Institute, National Institute of Advanced Industrial Science and Technology, 1 2 1 Namiki, Tsukuba 305 8564, Japan
    J Opt Soc Am A Opt Image Sci Vis 20:1094-102. 2003
    ..This modal behavior successfully explains why under certain circumstances partially coherent beams are less affected by atmospheric turbulence than are fully spatially coherent laser beams...
  4. ncbi request reprint Coherence and polarization of electromagnetic beams modulated by random phase screens and their changes on propagation in free space
    Tomohiro Shirai
    Photonics Research Institute, National Institute of Advanced Industrial Science and Technology, 1 2 1 Namiki, Tsukuba 305 8564, Japan
    J Opt Soc Am A Opt Image Sci Vis 21:1907-16. 2004
    ..The propagation of the modulated beam is also examined to show how the spectral degrees of coherence and of polarization of the beam change on propagation, even in free space. The results are illustrated by numerical examples...
  5. doi request reprint Some consequences of the van Cittert-Zernike theorem for partially polarized stochastic electromagnetic fields
    Tomohiro Shirai
    Photonics Research Institute, National Institute of Advanced Industrial Science and Technology, 1 2 1 Namiki, Tsukuba 305 8564, Japan
    Opt Lett 34:3761-3. 2009
    ..A different somewhat unconventional view of the extended theorem is also discussed in brief...
  6. doi request reprint Resolution improvement in spectral-domain optical coherence tomography based on classical intensity correlations
    Tomohiro Shirai
    Electronics and Photonics Research Institute, National Institute of Advanced Industrial Science and Technology AIST, Tsukuba Central 2, Tsukuba, Japan
    Opt Lett 38:115-7. 2013
    ..It is shown theoretically that a factor-of-√2 improvement in axial resolution is obtained with this arrangement. Some unique and useful features of our proposed system are addressed...
  7. doi request reprint Imaging through an aberrating medium with classical ghost diffraction
    Tomohiro Shirai
    Electronics and Photonics Research Institute, National Institute of Advanced Industrial Science and Technology, Tsukuba, Japan
    J Opt Soc Am A Opt Image Sci Vis 29:1288-92. 2012
    ..From the measurement data, the object can be reconstructed using standard phase retrieval algorithms...
  8. ncbi request reprint Liquid-crystal adaptive optics based on feedback interferometry for high-resolution retinal imaging
    Tomohiro Shirai
    Photonics Research Institute, National Institute of Advances Industrial Science and Technology, Tsukuba, Japan
    Appl Opt 41:4013-23. 2002
    ..We observed that an image of the test target (mimicking a retina) blurred by the aberration plate (mimicking ocular aberrations) was successfully restored immediately after our adaptive optics system was activated...
  9. doi request reprint Visibility in ghost imaging with classical partially polarized electromagnetic beams
    Tomohiro Shirai
    Electronics and Photonics Research Institute, National Institute of Advanced Industrial Science and Technology, 1 2 1 Namiki, Tsukuba 305 8564, Japan
    Opt Lett 36:2880-2. 2011
    ..Hence, a polarized beam is superior to an unpolarized one to obtain a high-visibility ghost image. Some related issues in recent literature are also addressed...