Abstract: An optical member to be arranged in an optical path of a light, includes an optical medium made of an insulator or a semiconductor; a first element provided at a first position in the optical medium and made of a first electric conductor having a width approximately same as or smaller than a wavelength of the light, the first position being a position in the optical path; and a second element provided at a second position, in the optical medium, different from the first position, and made of a second electric conductor having a width approximately same as or smaller than the wavelength of the light, the second position being a position in the optical path.

Abstract: A radiographic imaging apparatus includes an imaging apparatus and a hardware processor. The imaging apparatus obtains moire fringe images for generating a reconstruction image of a subject by using a Talbot-Lau interferometer comprising a radiation source, a multiple slit, a first grating, a second grating and a radiation detector. The hardware processor performs a control to satisfy relations (i) ??(1/2)×(RS/R1)×d1>?×0.7, (ii) 1???10 (?m), and (iii) 0.5?(Rs/R1)?1. ? is a particle size of a microbubble contrast agent to be used in imaging. d1 is a slit period of the first grating. R1 is a distance between the multiple slit and the first grating. Rs is a distance between the multiple slit and the subject.

Abstract: An optical member to be arranged in an optical path of a light, includes an optical medium made of an insulator or a semiconductor; a first element provided at a first position in the optical medium and made of a first electric conductor having a width approximately same as or smaller than a wavelength of the light, the first position being a position in the optical path; and a second element provided at a second position, in the optical medium, different from the first position, and made of a second electric conductor having a width approximately same as or smaller than the wavelength of the light, the second position being a position in the optical path.

Abstract: An optical material which has a relative permeability different from 1 to light having a wavelength in, for example, the infrared region or shorter than the infrared region and which is stable in structure, and a liquid and a solid (optical element) using the optical material. The optical material is a powder used as a component of a liquid or solid to which an illuminating light is irradiated, and includes a large number of resonating elements which constitute the powder and each of which is formed of a conductor having a width approximately same as or smaller than a wavelength of the illumination light, and a protective film which is formed of a disc-shaped insulator, wherein an entire surface of each of the split-rind resonators is covered by the protective film.

Abstract: A radiographic imaging apparatus includes an imaging apparatus and a hardware processor. The imaging apparatus obtains moire fringe images for generating a reconstruction image of a subject by using a Talbot-Lau interferometer comprising a radiation source, a multiple slit, a first grating, a second grating and a radiation detector. The hardware processor performs a control to satisfy relations (i) ??(½)×(RS/R1)×d1>?×0.7, (ii) 1???10 (?m), and (iii) 0.5?(Rs/R1)?1. ? is a particle size of a microbubble contrast agent to be used in imaging. d1 is a slit period of the first grating. R1 is a distance between the multiple slit and the first grating. Rs is a distance between the multiple slit and the subject.

Abstract: A medical imaging system creates three kinds of reconstructed images of a diagnosis target site in a subject through X-ray imaging of the diagnosis target site with a Talbot or Talbot-Lau imaging apparatus, the three kinds of reconstructed images being an absorption image, a differential phase image, and a small-angle scattering image. The medical imaging system includes: an input unit to receive an input of diagnosis target information for specifying the diagnosis target site, or the diagnosis target site and a disease to be diagnosed in the diagnosis target site; and a control unit to create a combined image of two kinds of reconstructed images among the three kinds of reconstructed images on the basis of the diagnosis target information input through the input unit, and to control a displaying unit to display the combined image.

Abstract: An optical material which has a relative permeability different from 1 to light having a wavelength in, for example, the infrared region or shorter than the infrared region and which is stable in structure, and a liquid and a solid (optical element) using the optical material. The optical material is a powder used as a component of a liquid or solid to which an illuminating light is irradiated, and includes a large number of resonating elements which constitute the powder and each of which is formed of a conductor having a width approximately same as or smaller than a wavelength of the illumination light, and a protective film which is formed of a disc-shaped insulator, wherein an entire surface of each of the split-rind resonators is covered by the protective film.

Abstract: An optical material which has a relative permeability different from 1 to light having a wavelength in, for example, the infrared region or shorter than the infrared region and which is stable in structure, and a liquid and a solid (optical element) using the optical material. The optical material is a powder used as a component of a liquid or solid to which an illuminating light is irradiated, and includes a large number of resonating elements which constitute the powder and each of which is formed of a conductor having a width approximately same as or smaller than a wavelength of the illumination light, and a protective film which is formed of a disc-shaped insulator, wherein an entire surface of each of the split-ring resonators is covered by the protective film.

Abstract: A medical imaging system creates three kinds of reconstructed images of a diagnosis target site in a subject through X-ray imaging of the diagnosis target site with a Talbot or Talbot-Lau imaging apparatus, the three kinds of reconstructed images being an absorption image, a differential phase image, and a small-angle scattering image. The medical imaging system includes: an input unit to receive an input of diagnosis target information for specifying the diagnosis target site, or the diagnosis target site and a disease to be diagnosed in the diagnosis target site; and a control unit to create a combined image of two kinds of reconstructed images among the three kinds of reconstructed images on the basis of the diagnosis target information input through the input unit, and to control a displaying unit to display the combined image.

Abstract: The apparatus includes: an X-ray source a multi slits element a first grating; a second grating; a driving section; a subject placing plate: and an X-ray detector, in which conversion elements to convert intensities of X-rays received thereby to electric signals, are arranged in a two-dimensional pattern so as to read the electric signals as image signals. The driving section moves the multi slits element relative to both the first grating and the second grating in a first direction orthogonal to a second direction of irradiating the X-rays, so that the X-ray detector repeats a processing for reading the electric signals converted from the intensities of X-rays received thereby, every time when the multi slits element moves at predetermined intervals so as to acquire the image signals representing Moire images captured at the predetermined intervals.

Abstract: Disclosed in an x-ray imaging device, which uses a Talbot-Lau interferometer, eliminates the effects on image quality of a reconstructed image that arises in such cases as when the direction of a multi-slit or each lattice slit is altered and imaging is performed, and provides reconstructed images favorable for diagnosis. When a plurality of moire images imaged with an imaging subject loaded onto a imaging subject stand (13) and a plurality of moire images imaged without the imaging subject are input, a control unit (51) of a controller (5) corrects signal value differences arising from variations in x-ray strength during imaging respectively between the plurality of moire images with the imaging subject and between the plurality of moire images without the imaging subject, and respectively creates a reconstructed image with the imaging subject and a reconstructed image without the imaging subject.

Abstract: A medical image display system is shown. The medical image display system includes, a fringe scanning type capturing apparatus or a Fourier transformation type capturing apparatus; an image processing section; a display section; and a control section. The capturing apparatus includes, an X-ray source; a first grating and a second grating; a subject table; and an X-ray detector. The image processing section generates a plurality of reconstructed images for diagnosis based on an image signal of a subject captured with the capturing apparatus. The display section displays at least two of the plurality of reconstructed images. The control section detects an abnormal candidate on each of the plurality of reconstructed images and controls display order of the plurality of reconstructed images displayed on the display section based on a result of detecting.

Abstract: Disclosed in an x-ray imaging device, which uses a Talbot-Lau interferometer, eliminates the effects on image quality of a reconstructed image that arises in such cases as when the direction of a multi-slit or each lattice slit is altered and imaging is performed, and provides reconstructed images favorable for diagnosis. When a plurality of moire images imaged with an imaging subject loaded onto a imaging subject stand (13) and a plurality of moire images imaged without the imaging subject are input, a control unit (51) of a controller (5) corrects signal value differences arising from variations in x-ray strength during imaging respectively between the plurality of moire images with the imaging subject and between the plurality of moire images without the imaging subject, and respectively creates a reconstructed image with the imaging subject and a reconstructed image without the imaging subject.

Abstract: Disclosed is a novel X-ray image capturing apparatus to which the Talbot-Lau interferometer is applied. The apparatus includes: an X-ray source a multi slits element a first grating; a second grating; a driving section; a subject placing plate: and an X-ray detector, in which conversion elements to convert intensities of X-rays received thereby to electric signals, are arranged in a two-dimensional pattern so as to read the electric signals as image signals. The driving section moves the multi slits element relative to both the first grating and the second grating in a first direction orthogonal to a second direction of irradiating the X-rays, so that the X-ray detector repeats a processing for reading the electric signals converted from the intensities of X-rays received thereby, every time when the multi slits element moves at predetermined intervals so as to acquire the image signals representing Moire images captured at the predetermined intervals.

Abstract: An optical material which has a relative permeability different from 1 to light having a wavelength in, for example, the infrared region or shorter than the infrared region and which is stable in structure, and a liquid and a solid (optical element) using the optical material. The optical material is a powder used as a component of a liquid or solid to which an illuminating light is irradiated, and includes a large number of resonating elements which constitute the powder and each of which is formed of a conductor having a width approximately same as or smaller than a wavelength of the illumination light, and a protective film which is formed of a disc-shaped insulator, wherein an entire surface of each of the split-ring resonators is covered by the protective film.

Abstract: There is described a radiological image capturing system, which makes it possible to obtain an accurate radiological image, irrespective of the position of the diagnosis object in the thickness direction of the subject. The system includes a radiographing apparatus that output radiological image data, based on the radial rays detected by the image detecting device, an image processing apparatus that applies a degraded image restoration processing to the radiological image data and a fixing member onto which the subject is fixed. The subject is positioned at such a position that a ratio of blurs between the first radiological image radiographed at a first position and the second radiological image radiographed at a second position, which is apart from the image detecting device by a distance farther than that of the first position, is reduced to a value to such an extent that a blur difference between them can be ignored.

Abstract: To improve accuracy of diagnosis by making image restoration possible for obtaining high definition images in accordance with positions for examination. An image processing device includes: an image data input section for inputting image data obtained by using a detector to read a radiation ray applied from a radiation source and passed through a subject; a position input section for inputting a position for examination on the subject; a memory section for storing in advance image restoration parameters which correspond respectively to positions for examination on the subject; and a processing section for generating a restored image based on an image restoration parameter read from the memory section which corresponds to the position for examination on the subject that is input by the position input section and the image data that is input from the image data input section.

Abstract: An image processing apparatus including an exposing device, a developing device, a density measuring device to measure a density value of the developed film sheet, a calibrating device to calibrate the density value based on measured density values of a test image by the density measuring device and by an external density measuring device, a condition change detecting device to detect a condition change of the density measuring device, a correcting device to correct the density value, according to a result of detection by the condition change detecting device and the characteristics variation table showing variations of unmeasured values due to a condition change of the density measuring device, and a controlling device to control at least one of the exposing device and the developing device to optimize a relationship between diagnostic image data and film density according to the corrected density value.

Abstract: The heat developing apparatus heats and conveys a film with a heat developing photosensitive material coated on one side of a supporting substrate and makes a latent image formed on the film visible, which includes a first zone composed of stationary guides 51b and 52b having a heater and opposing rollers 51a and 52a for pressing the film against the stationary guides and a second zone 53 composed of a stationary guide 53b having a heater and another guide 53a forming a predetermined guide gap with the stationary guide, wherein the guide gap of the second zone is 3 mm or less.