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1. 发明授权

US08220924B2 Apparatus and method for generating two-dimensional image of object using optical coherence tomography (OCT) optical system 有权
标题翻译：使用光学相干断层扫描（OCT）光学系统产生物体的二维图像的装置和方法
公开(公告)号：US08220924B2
公开(公告)日：2012-07-17
申请号：US13048959
申请日：2011-03-16
申请人： Masaaki Hanebuchi , Yasuhiro Furuuchi , Norimasa Satake
发明人： Masaaki Hanebuchi , Yasuhiro Furuuchi , Norimasa Satake
IPC分类号： A61B3/00 , A61B3/10
CPC分类号： G01B9/0203 , A61B3/102 , A61B5/0066 , A61B5/7239 , G01B9/02004 , G01B9/02044 , G01B9/02083 , G01B9/02091
摘要： An apparatus for generating a two-dimensional image of an object using an optical coherence tomography (OCT) optical system, includes: the OCT optical system including: a light source; a splitter for splitting light emitted from the light source into a measurement optical path and a reference optical path; a scanner arranged in the measurement optical path for scanning the object in at least one of XY directions with the split light; and a detector for detecting a spectrum of combined light of the split light from the measurement optical path reflected on the object and the split light from the reference optical path each XY position of the light on the object, and a processor for generating the two-dimensional image of the object in the XY directions by converting the number of zero cross points of an interference signal contained in the spectrum at each XY position into a luminance value.
摘要翻译：一种用于使用光学相干断层摄影（OCT）光学系统产生物体的二维图像的装置，包括：所述OCT光学系统包括：光源; 用于将从光源发射的光分解成测量光路和参考光路的分离器; 扫描仪，布置在所述测量光路中，用于利用所述分离光在至少一个XY方向上扫描所述物体; 以及检测器，用于检测来自在物体上反射的测量光路的分裂光和来自参考光路的分离光的光的合成光的光谱，以及物体上的光的每个XY位置，以及处理器，通过将包含在每个XY位置处的光谱中的干扰信号的零交叉点的数量转换为亮度值，在XY方向上的对象的三维图像。

2. 发明申请

US20060221301A1 Optometry apparatus 有权
标题翻译：视光仪器
公开(公告)号：US20060221301A1
公开(公告)日：2006-10-05
申请号：US11389241
申请日：2006-03-27
申请人： Masaaki Hanebuchi
发明人： Masaaki Hanebuchi
IPC分类号： A61B3/10
CPC分类号： A61B3/1035 , A61B3/12
摘要： An optometry apparatus comprising: a target projecting optical system adapted for diopter movement, for projecting a target onto a fundus of an examinee's eye to form an image of the target on the fundus, wherein the target projecting optical system including: an objective lens to be positioned at the front of the examinee's eye: a relay lens arranged so that a front focal point of the relay lens coincides with an approximate conjugate point of an anterior segment of the examinee's eye with respect to the objective lens positioned at the front of the examinee's eye; a plus-power lens arranged at the approximate conjugate point of the anterior segment with respect to the positioned objective lens, the plus-power lens having refractive power determined so that a front focal point of the plus-power lens coincides with an approximate conjugate point of the fundus with respect to the positioned objective lens; and an astigmatism correction optical element arranged between the relay lent and the plus-power lens, for correcting astigmatism of the examinee's eye.
摘要翻译：一种验光装置，包括：适于屈光度运动的目标投影光学系统，用于将目标投射到被检眼的眼底上以在眼底上形成目标的图像，其中所述目标投影光学系统包括：物镜位于受检者眼睛的前方：中继透镜被布置成使得中继透镜的前焦点与受检者眼睛的前部的近似共轭点相对于位于被检查者的前面的物镜重合眼; 相对于定位的物镜布置在前段的近似共轭点处的加功率透镜，所述正功率透镜的折射力被确定为使得正功率透镜的前焦点与近似共轭点重合相对于定位物镜的眼底; 以及散光校正光学元件，其布置在继电器借出和加功率透镜之间，用于校正被检眼的散光。

3. 发明申请

US20050270488A1 Eye refractive power measurement apparatus 有权
$Eye refractive power measurement apparatus$
标题翻译：眼屈光力测量仪
公开(公告)号：US20050270488A1
公开(公告)日：2005-12-08
申请号：US11140734
申请日：2005-06-01
申请人： Masaaki Hanebuchi
发明人： Masaaki Hanebuchi
IPC分类号： A61B3/10 , A61B3/103
CPC分类号： A61B3/103 , A61B3/1035
摘要： An eye refractive power measurement apparatus capable of reducing an influence of scattered light and performing measurement with high accuracy. The apparatus has a measurement optical system including a system having a light source projecting spot-shaped measurement light onto a fundus of an examinee's eye, and a system having an optical axis, a photodetector, a ring-shaped aperture, a member by which the light reflected from the fundus via a peripheral pupillary portion and the aperture forms a ring-shaped image on the photodetector, and a diaphragm of a size such that a projection region by the diaphragm on the photodetector overlaps the axis within a predetermined amount and that the reflection light forms the image within the region in projecting the measurement light onto a myopic eye with the measurable highest diopter, and a part which obtains the eye refractive power based on an output from the photodetector.
摘要翻译：一种眼屈光力测量装置，其能够降低散射光的影响并以高精度进行测量。该装置具有测量光学系统，该测量光学系统包括具有将被检眼的眼底上的点状测量光的光源的系统，以及具有光轴，光电检测器，环形孔，通过周边瞳孔部分从眼底反射的光，并且孔在光电检测器上形成环形图像，以及膜片，其尺寸使得光电检测器上的膜片的投影区域与轴线重叠在预定量内，反射光在区域内形成图像，将测量光投射到具有可测量的最高屈光度的近视眼上，以及基于光电检测器的输出获得眼睛屈光度的部分。

4. 发明授权

US09351638B2 Hand-held ophthalmological device 有权
标题翻译：手持眼科装置
公开(公告)号：US09351638B2
公开(公告)日：2016-05-31
申请号：US14362680
申请日：2011-12-27
申请人： Masaaki Hanebuchi
发明人： Masaaki Hanebuchi
IPC分类号： A61B3/10 , A61B3/12 , A61B3/103 , A61B3/00 , A61B3/14
CPC分类号： A61B3/1208 , A61B3/0008 , A61B3/103 , A61B3/1035 , A61B3/14
摘要： A hand-held ophthalmological device includes: a main unit having an ophthalmoscopic optical system configured to project ophthalmoscopic light to an examinee's eye and receive reflection light therefrom to examine or measure an examinee's eye; a detector placed in the main unit and configured to detect a relative deviation between an optical axis of the ophthalmoscopic optical system and the examinee's eye; a deviation compensating optical system placed as a part of the ophthalmoscopic optical system and configured to compensate the deviation; and a drive part configured to drive the deviation compensating optical system based on output from the detector.
摘要翻译：手持式眼科装置包括：主单元，其具有眼科光学系统，其被配置为将眼镜光投射到受检者的眼睛并接收来自其的反射光以检查或测量受检者的眼睛; 检测器，放置在主单元中并且被配置为检测眼镜光学系统的光轴与受检者的眼睛之间的相对偏差; 偏移补偿光学系统，被设置为眼镜光学系统的一部分并且被配置为补偿偏差; 以及驱动部，其构造成基于来自所述检测器的输出来驱动所述偏差补偿光学系统。

5. 发明申请

US20100277692A1 FUNDUS PHOTOGRAPHING APPARATUS 有权
标题翻译：基金摄影器材
公开(公告)号：US20100277692A1
公开(公告)日：2010-11-04
申请号：US12771016
申请日：2010-04-30
申请人： Hideo MUKAI , Masaaki Hanebuchi , Yoshihiko Yamada
发明人： Hideo MUKAI , Masaaki Hanebuchi , Yoshihiko Yamada
IPC分类号： A61B3/15 , A61B3/14
CPC分类号： A61B3/0025
摘要： A fundus photographing apparatus includes a first photographing unit arranged to obtain a first fundus image and including a first illumination optical system including a first light source and a scanning unit, a first photographing optical system and a wavefront compensating unit including a wavefront sensor and a wavefront compensating device, a second photographing unit arranged to obtain a second fundus image of a wide area including a scanning area by the scanning unit and including a second illumination optical system and a second photographing optical system arranged to obtain the second fundus image with a wider view angle under lower magnification than the first fundus image, a monitor, and a control unit arranged to display on the monitor the first and second fundus images, and display an indicator on the second fundus image displayed on the monitor, the indicator indicating a photographed portion of the first fundus image.
摘要翻译：眼底摄影装置包括：第一拍摄单元，被配置为获得第一眼底图像，并且包括第一照明光学系统，包括第一光源和扫描单元;第一拍摄光学系统;以及波前补偿单元，包括波前传感器和波阵面补偿装置，第二拍摄单元，被布置成通过扫描单元获得包括扫描区域的广域的第二眼底图像，并且包括第二照明光学系统和第二拍摄光学系统，被布置为获得具有更宽视图的第二眼底图像在比第一眼底图像低的放大率下的角度，监视器和控制单元，被布置成在监视器上显示第一和第二眼底图像，并且在显示在监视器上的第二眼底图像上显示指示符，指示器指示拍摄部分的第一眼底像。

6. 发明授权

US07364298B2 Ophthalmic apparatus 有权
标题翻译：眼科仪器
公开(公告)号：US07364298B2
公开(公告)日：2008-04-29
申请号：US11589787
申请日：2006-10-31
申请人： Akihiro Hayashi , Masaaki Hanebuchi , Tetsuyuki Miwa , Mikio Kurachi
发明人： Akihiro Hayashi , Masaaki Hanebuchi , Tetsuyuki Miwa , Mikio Kurachi
IPC分类号： A61B3/10
CPC分类号： A61B3/165 , A61B3/103 , A61B3/107 , A61B3/16
摘要： An ophthalmic apparatus with which it is easy to open eyelids of an examinee at the time of intraocular pressure measurement has a measurement unit including an measurement part measuring intraocular pressure by blowing fluid to a cornea of an examinee's eye via a nozzle to deform the cornea and a measurement part having a measurement optical system for measuring eye characteristics of the eye, wherein the intraocular pressure measurement part is placed above the eye characteristic measurement part, a device making a selective changeover between an intraocular pressure measurement mode and an eye characteristic measurement mode, and a first movement mechanism part moving the measurement unit in an up-and-down direction with respect to the eye so that a measurement optical axis of either of the measurement parts to be used for the selected mode is positioned at approximately the same height as the examinee's eye.
摘要翻译：在眼压测量时易于打开受检者眼睑的眼科装置具有测量单元，该测量单元包括测量部件，该测量部件通过经由喷嘴向被检眼的角膜吹送流体以使角膜变形来测量眼内压，并且测量部件，具有用于测量眼睛的眼睛特性的测量光学系统，其中眼内压测量部分放置在眼睛特征测量部分上方，在眼内压测量模式和眼睛特性测量模式之间进行选择性转换的装置，以及第一移动机构部件，其相对于眼睛沿上下方向移动测量单元，使得要用于所选模式的任一个测量部件的测量光轴位于与所述眼睛的大致相同的高度考生的眼睛。

7. 发明申请

US20070279592A1 Ocular depth dimension measurement apparatus 有权
标题翻译：眼睛深度尺寸测量装置
公开(公告)号：US20070279592A1
公开(公告)日：2007-12-06
申请号：US11806044
申请日：2007-05-29
申请人： Masaaki Hanebuchi
发明人： Masaaki Hanebuchi
IPC分类号： A61B3/10
CPC分类号： A61B3/1005
摘要： An ocular depth dimension measurement apparatus capable of accurately obtaining an ocular depth dimension. The apparatus has a measurement light projecting optical system with a light source which is arranged to make a part of the light from the light source into first and second measurement light and collect the respective measurement light on first and second measurement surfaces of the eye, an interference optical system with a separation unit arranged to make the light into reference light and an optical path length changing unit which is arranged to synthesize the first and second measurement light respectively with the reference light to make them interfere with each other so as to photo-receive and obtain interference signals of the respective interference light, and a calculation part arranged to calculate the ocular depth dimension based on the interference signals and a driving result of the changing unit.
摘要翻译：一种能够精确地获得眼睛深度尺寸的眼睛深度尺寸测量装置。该装置具有测量光投射光学系统，其具有光源，该光源被布置成使来自光源的光的一部分进入第一测量光和第二测量光，并将相应的测量光聚集在眼睛的第一和第二测量表面上，干涉光学系统，其具有将光制成参考光的分离单元和光路长度改变单元，该光路长度改变单元被布置成分别与参考光合成第一和第二测量光以使它们彼此干涉，接收和获取各个干扰光的干扰信号;以及计算部分，被配置为基于干扰信号和改变单元的驱动结果来计算眼睛深度维度。

8. 发明申请

US20060087616A1 Method and apparatus using optical coherence tomography based on spectral interference, and an ophthalmic apparatus 审中-公开
标题翻译：使用基于光谱干涉的光学相干断层摄影的方法和装置，以及眼科装置
公开(公告)号：US20060087616A1
公开(公告)日：2006-04-27
申请号：US11239152
申请日：2005-09-30
申请人： Masaaki Hanebuchi
发明人： Masaaki Hanebuchi
IPC分类号： A61B3/14
CPC分类号： A61B3/0041 , A61B3/102 , A61B3/11 , G01J3/453
摘要： A method and an apparatus using optical coherence tomography based on spectral interference where depth information of an object can be speedily obtained and an information acquisition range in a depth direction can be enlarged by removing noise, and to provide an ophthalmic apparatus. The method includes the steps of forming object light by projecting light with short coherent length onto the object, forming reference light by projecting light with short coherent length onto a reference surface, synthesizing the object and reference light to be interference light, dispersing the light into predetermined frequency components, and photo-receiving the light with a photodetector, and obtaining the depth information by subtracting respective autocorrelation signal components of the object and reference light from signal components of the photo-received interference light and performing Fourier or inverse Fourier transformation thereon, or by performing the subtraction and Fourier or inverse Fourier transformation in reverse order.
摘要翻译：使用基于光谱干涉的光学相干断层摄影的方法和装置，其中可以快速获得对象的深度信息，并且可以通过去除噪声来扩大深度方向上的信息获取范围，并提供眼科装置。该方法包括通过将具有短相干长度的光投射到物体上来形成物体光的步骤，通过将具有短相干长度的光投射到参考表面上来形成参考光，将物体和参考光合成为干涉光，将光分散预定频率分量，并用光电检测器对光进行光接收，并且通过从光接收干涉光的信号分量中减去对象的参考光的各个自相关信号分量并在其上执行傅立叶或傅立叶逆变换来获得深度信息，或者通过以相反的顺序执行减法和傅里叶逆傅里叶变换。

9. 发明申请

US20050157261A1 Eye refractive power measurement apparatus 有权
$Eye refractive power measurement apparatus$
标题翻译：眼屈光力测量仪
公开(公告)号：US20050157261A1
公开(公告)日：2005-07-21
申请号：US11013694
申请日：2004-12-17
申请人： Masaaki Hanebuchi , Mitsuhiro Gono
发明人： Masaaki Hanebuchi , Mitsuhiro Gono
IPC分类号： A61B3/10 , A61B3/103
CPC分类号： A61B3/1035
摘要： An eye refractive power measurement apparatus capable of measuring even an eye with a small pupil diameter with accuracy and stability. The apparatus has a measurement optical system including a projection optical system, having a light source, for projecting spot-shaped measurement light onto a fundus and a photo-receiving optical system, having a photodetector, for photo-receiving the measurement light reflected from the fundus via a peripheral pupillary portion, a calculation part which obtains the eye reflective power based on an output from the photodetector, alight deflection member, an arrangement of which in the measurement optical system being prevented from having a positional relationship optically approximately conjugate with a pupil, and a rotation unit which rotates the light deflection member about a measurement optical axis of the measurement optical system.
摘要翻译：一种眼睛屈光度测量装置，其能够精确和稳定地测量具有小瞳孔直径的眼睛。该装置具有包括投影光学系统的测量光学系统，该投影光学系统具有用于将点状测量光投射到眼底上的光源和具有光电检测器的光接收光学系统，用于光接收从通过周边瞳孔部分的眼底，计算部分，其基于来自光电检测器的输出获得眼睛反射功率，光束偏转构件，其测量光学系统中的布置被防止具有与光瞳近似共轭的位置关系以及使所述光偏转构件围绕所述测量光学系统的测量光轴旋转的旋转单元。

10. 发明授权

US09433353B2 Optical coherence tomography apparatus 有权
标题翻译：光学相干断层扫描仪
公开(公告)号：US09433353B2
公开(公告)日：2016-09-06
申请号：US13530524
申请日：2012-06-22
申请人： Masaaki Hanebuchi
发明人： Masaaki Hanebuchi
IPC分类号： G01B9/02 , A61B5/00 , A61B3/10 , G01N21/47
CPC分类号： A61B5/0066 , A61B3/1005 , A61B3/102 , G01B9/02004 , G01B9/02019 , G01B9/02028 , G01B9/02045 , G01B9/02091 , G01B2290/45 , G01N21/4795
摘要： An optical coherence tomography (OCT) apparatus includes: a light source; an OCT optical system including: a first light splitter which splits light emitted from the light source into measurement and reference lights, a second light splitter which splits the measurement light into first and second beams, an optical delay path to generate an optical path length difference between the first and second beams, a scan optical system which scans the respective beams on an object to be examined in a transverse direction, a reference optical system, and a detector which receives a spectrum of composite light in which reflected lights of the first and second beams from the object, and the reference light from the reference optical system are combined; and an arithmetic controller which processes an interference signal output from the detector to obtain first and second tomographic images formed respectively by the first and second beams.
摘要翻译：光学相干断层摄影（OCT）装置包括：光源; 一种OCT光学系统，包括：将从光源发射的光分解成测量和参考光的第一分光器，将测量光分成第一和第二光束的第二光分离器，产生光程长度差的光学延迟路径在第一和第二光束之间，扫描光学系统扫描横向上被检查物体上的各个光束，参考光学系统和检测器，其接收复合光谱，其中第一和第二光束的反射光来自物体的第二光束和来自参考光学系统的参考光被组合; 以及算术控制器，其处理从所述检测器输出的干扰信号，以获得分别由所述第一和第二光束形成的第一和第二断层图像。

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