Abstract: The present invention relates to a head mount system for providing a surgery support image, the system including: a head mount body wearable on a user's head; a near-infrared camera installed on the head mount body and capturing near-infrared light; a near-infrared image projection unit installed on the head mount body and projecting a near-infrared image; a near-infrared image processing unit receiving a captured image taken by the near-infrared camera, generating the near-infrared image, and transmitting the near-infrared image to the near-infrared image projection unit; and a transparent optic system installed on the head mount body to be positioned in front of user's eyes when the head mount body is worn on the user's head, transmitting visible light to enable a user to see a user's front, reflecting the near-infrared light coming from the user's front to the near-infrared camera to allow the near-infrared camera to capture the near-infrared light.

Abstract: Disclosed is an optical coherence tomography system for ocular diagnosis.

Abstract: The present invention relates to a blood flow measuring apparatus and method having a function of correcting noise due to pressure, the apparatus comprising: a light source module configured to come into contact with tissue so as to emit light thereat; a detection module for detecting the light emitted at the tissue; a pressure measurement module configured to measure pressure applied to the tissue; and a signal processing unit for processing a signal received from the detection module by applying a correction function to the signal such that noise, which is generated according to the pressure applied when light is detected, can be corrected. A blood flow measuring apparatus and method having a function of correcting noise due to pressure can improve accuracy and reliability since the effect of noise, which is generated according to a change in pressure, can be removed from detected data.

Abstract: The present invention relates to a head mount system for providing a surgery support image, the system including: a head mount body wearable on a user's head; a near-infrared camera installed on the head mount body and capturing near-infrared light; a near-infrared image projection unit installed on the head mount body and projecting a near-infrared image; a near-infrared image processing unit receiving a captured image taken to by the near-infrared camera, generating the near-infrared image, and transmitting the near-infrared image to the near-infrared image projection unit; and a transparent optic system installed on the head mount body to be positioned in front of user's eyes when the head mount body is worn on the user's head, transmitting visible light to enable a user to see a user's front, reflecting the near-infrared light coming from the user's front to the near-infrared camera to allow the near-infrared camera to capture the near-infrared light.

Abstract: A reflection phase microscope is disclosed. The reflection phase microscope includes: a light source unit irradiating light; a polarization beam splitter splitting the light irradiated from the light source unit into a sample beam and a reference beam; a sample unit reflecting the sample beam toward the polarization beam splitter; a reference mirror reflecting the reference beam toward the polarization beam splitter; a scanning mirror adjusting the angle of incidence of the light from the light source unit on the polarization beam splitter such that the angle of incidence of the sample beam on the sample unit and the angle of incidence of the reference beam on the reference mirror are adjusted; a diffraction grating diffracting the sample beam reflected by the sample unit and the reference beam reflected by the reference mirror; and an image acquisition unit receiving the beams diffracted by the diffraction grating.

Abstract: Disclosed herein is a simultaneous orthogonal scanning dual beam OCT system. The simultaneous orthogonal scanning dual beam OCT system includes: a light source 10; a light distribution unit 20; a sample arm 40; a reference arm 50; a interference unit 60; and a detection unit 70.

Abstract: A photodetector selection apparatus and method and a scattering coefficient measurement apparatus and method are provided. The photodetector selection apparatus for measuring a scattering coefficient may include: a light source configured to emit light to a subject; a photodetector array configured to detect the light that is reflected or scattered from the subject and measure a light intensity of the detected light; and a processor configured to select at least one photodetector from a plurality of photodetectors of the photodetector array, based on a change in the measured light intensity of each of the plurality of photodetectors according to a change in a scattering coefficient of the subject, and determine the scattering coefficient of the subject based on the light intensity that is measured by the selected at least one photodetector.

Abstract: A reflection phase microscope is disclosed. The reflection phase microscope includes: a light source unit irradiating light; a polarization beam splitter splitting the light irradiated from the light source unit into a sample beam and a reference beam; a sample unit reflecting the sample beam toward the polarization beam splitter; a reference mirror reflecting the reference beam toward the polarization beam splitter; a scanning mirror adjusting the angle of incidence of the light from the light source unit on the polarization beam splitter such that the angle of incidence of the sample beam on the sample unit and the angle of incidence of the reference beam on the reference mirror are adjusted; a diffraction grating diffracting the sample beam reflected by the sample unit and the reference beam reflected by the reference mirror; and an image acquisition unit receiving the beams diffracted by the diffraction grating.

Abstract: Disclosed herein is a simultaneous orthogonal scanning dual beam OCT system. The simultaneous orthogonal scanning dual beam OCT system includes: a light source 10; a light distribution unit 20; a sample arm 40; a reference arm 50; a interference unit 60; and a detection unit 70.

Abstract: A photodetector selection apparatus and method and a scattering coefficient measurement apparatus and method are provided. The photodetector selection apparatus for measuring a scattering coefficient may include: a light source configured to emit light to a subject; a photodetector array configured to detect the light that is reflected or scattered from the subject and measure a light intensity of the detected light; and a processor configured to select at least one photodetector from a plurality of photodetectors of the photodetector array, based on a change in the measured light intensity of each of the plurality of photodetectors according to a change in a scattering coefficient of the subject, and determine the scattering coefficient of the subject based on the light intensity that is measured by the selected at least one photodetector.

Abstract: An optical probe for irradiating light onto a subject includes an optical path control unit configured to receive light from outside the optical probe, and change a path of the light within the optical probe; an optical path length control element configured to receive the light having the changed path from the optical path control unit, and change an optical path length of the light as the optical path control unit changes the path of the light; and an optical output unit configured to receive the light having the changed optical path length from the optical path length control element, and output the light.

Abstract: A method of generating a tomographic image includes detecting an interference signal containing cross-sectional information of a target object as raw data of the target object, the raw data being phase-modulated in a first direction with respect to a cross section of the target object; demodulating the raw data by adjusting at least one parameter of a filter function defining filtering using a fixed window size; and generating a tomographic image of the target object by performing signal processing on the demodulated raw data.

Abstract: The present invention relates to a dual focusing optical coherence imaging system. The dual focusing optical coherence imaging system includes: a light source unit for generating broadband light; a main optical distributor for distributing the light generated from the light source to allow the light to be propagated; an interference unit including first and second interference parts for forming interference signals with respect to different focused areas of an object to be detected using the light distributed from the optical distributor, and a common sample arm commonly connected to the first and second interference parts; an optical switch connected to the first and second interference parts to select at least one of the interference signals transmitted from the first and second interference parts; and a detection unit for converting the interference signal selected by the optical switch according to a preset mode into an electrical signal.

Abstract: This invention relates to an optical coherence tomography, in which a light source and an optical linear beam forming system are adopted to obtain two dimensional image of high quality resolution within short time without affection by any mechanical movements. For such purpose, the optical linear beam forming system (20) comprises semicy Under lens (21), convex lens (22) and slit (23) to implement the frequency domain optical coherence tomography. Parallel light beam from the light source is incident on the surface of the semicylinder lens (21), and focal line of the semicylinder lens (21) is located in front of the convex lens (22). The convex lens (22) has short focal point where the parallel light component converges and long focal point where the diverging light component converges. The slit (23) is located between the short focal point and the long focal point.

Abstract: The present invention relates to a dual focusing optical coherence imaging system. The dual focusing optical coherence imaging system includes: a light source unit for generating broadband light; a main optical distributor for distributing the light generated from the light source to allow the light to be propagated; an interference unit including first and second interference parts for forming interference signals with respect to different focused areas of an object to be detected using the light distributed from the optical distributor, and a common sample arm commonly connected to the first and second interference parts; an optical switch connected to the first and second interference parts to select at least one of the interference signals transmitted from the first and second interference parts; and a detection unit for converting the interference signal selected by the optical switch according to a preset mode into an electrical signal.

Abstract: A method of generating a tomographic image includes detecting an interference signal containing cross-sectional information of a target object as raw data of the target object, the raw data being phase-modulated in a first direction with respect to a cross section of the target object; demodulating the raw data by adjusting at least one parameter of a filter function defining filtering using a fixed window size; and generating a tomographic image of the target object by performing signal processing on the demodulated raw data.

Abstract: A method measuring a body fat by using a body fat measurement device including an optical detector and at least two light sources, the method including: detecting an optical signal which is scattered by a biological tissue by the optical detector, and measuring a first optical signal intensity and a second optical signal intensity; calculating a slope the first optical signal intensity and the second optical signal intensity by using a distance between a first light source unit and a second light source unit, and a difference between the first optical signal intensity and the second optical signal intensity, the first optical signal intensity corresponding to the first light source unit and the second optical signal intensity corresponding to the second light source unit; and measuring a thickness of body fat of the biological tissue from the calculated slope.

Abstract: This invention relates to an optical coherence tomography, in which a light source and an optical linear beam forming system are adopted to obtain two dimensional image of high quality resolution within short time without affection by any mechanical movements. For such purpose, the optical linear beam forming system (20) comprises semicy Under lens (21), convex lens (22) and slit (23) to implement the frequency domain optical coherence tomography. Parallel light beam from the light source is incident on the surface of the semicylinder lens (21), and focal line of the semicylinder lens (21) is located in front of the convex lens (22). The convex lens (22) has short focal point where the parallel light component converges and long focal point where the diverging light component converges. The slit (23) is located between the short focal point and the long focal point.