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    • 71. 发明申请
    • Optical device and virtual image display device
    • 光学设备和虚拟图像显示设备
    • US20060228073A1
    • 2006-10-12
    • US10555180
    • 2005-03-28
    • Hiroshi MukawaKatsuyuki Akutsu
    • Hiroshi MukawaKatsuyuki Akutsu
    • G02B6/42
    • G02B27/0172G02B5/18G02B5/1842G02B6/00G02B6/0026G02B6/0033G02B6/005G02B6/2848G02B6/43G02B13/18G02B17/004G02B17/006G02B17/0856G02B27/0081G02B27/01G02B27/0103G02B27/017G02B27/144G02B2027/0116G02B2027/0118G02B2027/0125G02B2027/0174
    • A virtual image display device is provided which displays a two-dimensional image for viewing a virtual image in a magnified form by a virtual optical system. The virtual image display device includes an optical waveguide (13) to guide, by internal total reflection, parallel pencil groups meeting a condition of internal total reflection, a first reflection volume hologram grating (14) to diffract and reflect the parallel pencil groups incident upon the optical waveguide from outside and traveling in different directions as they are so as to meet the condition of internal total reflection inside the optical waveguide and a second reflection volume hologram grating (15) to project the parallel pencil groups guided by internal total reflection inside the optical waveguide as they are from the optical waveguide by diffraction and reflection thereof so as to depart from the condition of internal total reflection inside the optical waveguide. Some of the parallel pencil groups guided through the optical waveguide being totally reflected different numbers of times for a period from external incidence upon the optical waveguide until outgoing from the optical waveguide.
    • 提供一种虚拟图像显示装置,其显示用于通过虚拟光学系统以放大形式观看虚拟图像的二维图像。 虚拟图像显示装置包括:通过内部全反射引导满足内部全反射条件的平行笔组的光波导(13),第一反射体积全息光栅(14),用于衍射和反射入射到的平行铅笔组 来自外部的光波导沿着不同方向行进,以便满足光波导内的内部全反射的条件和第二反射体积全息光栅(15),以将由内部全反射引导的平行笔组投影到内部全反射 光波导,因为它们通过衍射和反射从光波导中脱离光波导内的内部全反射的条件。 引导穿过光波导的一些平行铅笔组在从光波导的外部入射到光波导出射的时间段内被完全反射不同的次数。
    • 75. 发明申请
    • Method for obtaining the image of an object, device for carrying out said method and device for delivering low coherent optical radiation
    • 用于获得物体的图像的方法,用于执行所述方法的装置和用于传送低相干光辐射的装置
    • US20060165350A1
    • 2006-07-27
    • US10516810
    • 2003-06-04
    • Grigory GelikonovValentin GelikonovAlexey MyakovFelix Feldchtein
    • Grigory GelikonovValentin GelikonovAlexey MyakovFelix Feldchtein
    • G02B6/32
    • A61B5/6852A61B5/0066A61B5/0068A61B5/0084G01B9/02002G01B9/0205G01B9/02063G01B9/0209G01B2290/65G01N21/4795G02B9/06G02B17/0856G02B23/2407
    • The invention relates to studies of internal structures of objects with the aid of optical means. According to the invention an optical system (15) of the delivering device for low coherence optical radiation, in a particular embodiment, an optical fiber probe (8), includes at least two lens components (19), (20), which have a positive focal power and are positioned substantionally confocally. This ensures a constant propagation time for the low coherence optical radiation propagating from a given point of the transverse scanning surface (28) or (39) to a corresponding conjugate point of the image plane (22). That provides elimination of the transverse scanning related aberration of the optical path length for low coherence optical radiation directed towards the object (11) both for a flat transverse scanning surface (28) and for a transverse scanning surface (39) having a curvature. In another embodiment, together with the substantionally confocal arrangement of lens components (19), (20), the longitudinal scanning is performed by varying the optical path length for the low coherence optical radiation propagating from the transverse scanning surface (28) to the optical system (15), i.e., from the end face (17) of the distal part (18) of the optical fiber (14) to the optical system (15). To achieve this, a device for longitudinal scanning (10) is incorporated into the optical fiber probe (8). This ensures a corresponding shift of the focusing position of the low coherence optical radiation during longitudinal scanning, i.e., allows for alignment of the focusing position of the low coherence optical radiation with the position of the coherence gate and, consequently, their simultaneous movement.
    • 本发明涉及借助于光学装置对物体内部结构的研究。 根据本发明,在特定实施例中,用于低相干光辐射的传送装置的光学系统(15)包括至少两个透镜组件(19),(20),其具有 积极的焦点力量,并且实质上是一致的。 这确保了从横向扫描表面(28)或(39)的给定点传播到图像平面(22)的对应共轭点的低相干光辐射的恒定传播时间。 这为平面横向扫描表面(28)和具有曲率的横向扫描表面(39)提供针对朝向物体(11)的低相干光辐射的光路长度的横向扫描相关像差的消除。 在另一个实施例中,与透镜部件(19),(20)的实质共焦布置一起,通过改变从横向扫描表面(28)传播到光学器件的低相干光辐射的光程长度来执行纵向扫描 系统(15),即从光纤(14)的远端部分(18)的端面(17)到光学系统(15)。 为了实现这一点,用于纵向扫描的装置(10)被并入到光纤探针(8)中。 这确保了在纵向扫描期间低相干光辐射的聚焦位置的相应偏移,即允许低相干光辐射的聚焦位置与相干门的位置对准,并因此允许其同时移动。
    • 76. 发明申请
    • Display optical system, image display apparatus, imae taking optical system, and image taking apparatus
    • 显示光学系统,图像显示装置,拍摄光学系统和摄像装置
    • US20060126188A1
    • 2006-06-15
    • US11335566
    • 2006-01-20
    • Akinari TakagiShoichi YamazakiHideki MorishimaKazutaka InoguchiMotomi Matsunaga
    • Akinari TakagiShoichi YamazakiHideki MorishimaKazutaka InoguchiMotomi Matsunaga
    • G02B27/14
    • G02B17/086G02B17/004G02B17/0848G02B17/0856G02B27/0172
    • A display optical system for guiding light from an original picture to an eye of an observer or a surface to have an image projected thereon is provided with a first optical system and a second optical system. The first optical system is provided with a first surface that is formed on a transparent body and has at least a reflecting action, a second surface for reflecting light reflected on the first surface toward the first surface again, and a third surface that is formed on the transparent body in the same manner as the first surface and transmits the light from the original picture. The light transmitted through the third surface travels toward the first surface and reflected for the first time on the first surface. In addition, a principal ray at central angle of view to be reflected for the last time on the first surface is reflected and travels to a side opposite to a side of the first reflection on the first surface with respect to a normal line of a surface on a hit point thereof. With such a structure, a small display optical system that is capable of widening an angle of view is realized.
    • 用于将来自原始图像的光引导到观察者或表面的眼睛以使投影在其上的图像的显示光学系统设置有第一光学系统和第二光学系统。 第一光学系统设置有形成在透明体上并具有至少反射作用的第一表面,用于将在第一表面上反射的光再次反射到第一表面的第二表面和形成在第一表面上的第三表面 透明体以与第一表面相同的方式透射来自原始图像的光。 透过第三表面的光朝向第一表面行进并在第一表面上首次反射。 此外,在第一表面上最后反射的中心视角的主光线相对于表面的法线被反射并行进到与第一表面上的第一反射的一侧相反的一侧 在它的命中点。 通过这样的结构,能够实现能够扩大视角的小型显示光学系统。
    • 79. 发明授权
    • Projection optical system and projection exposure apparatus
    • 投影光学系统和投影曝光装置
    • US06995918B2
    • 2006-02-07
    • US10992853
    • 2004-11-22
    • Chiaki TerasawaHiroyuki IshiiTakashi Kato
    • Chiaki TerasawaHiroyuki IshiiTakashi Kato
    • G02B3/00G02B9/00
    • G02B17/0892G02B13/143G02B13/24G02B17/0621G02B17/0812G02B17/0844G02B17/0852G02B17/0856G03F7/70225G03F7/70275
    • A projection optical system for projecting an image of an object onto an image plane. The projection optical system includes a first imaging optical system for forming an image of the object in which the first imaging optical system includes a first mirror for reflecting and collecting abaxial light from the object, a second imaging optical system for re-imaging the image upon the image plane, a second mirror for reflecting light from the first mirror to the image plane side, whereby the abaxial light is caused to pass outside of an effective diameter of the first mirror, and a field optical system including three lenses each having a positive refractive power. The abaxial light passed through the outside of the effective diameter of the first mirror is refracted by the three lenses toward a direction nearing an optical axis of the three lenses. Light that has passed through the three lenses is directed to the second imaging optical system, and the first and second imaging optical systems are disposed along a common optical axis.
    • 一种用于将物体的图像投影到图像平面上的投影光学系统。 投影光学系统包括用于形成物体的图像的第一成像光学系统,其中第一成像光学系统包括用于反射和收集来自物体的远轴光的第一反射镜,用于将图像重新成像的第二成像光学系统 图像平面,用于将来自第一反射镜的光反射到图像平面侧的第二反射镜,由此使远轴光穿过第一反射镜的有效直径外部,并且包括三个透镜的场光学系统,每个透镜具有正 屈光力。 通过第一反射镜的有效直径的外侧的背光被三个透镜朝向接近三个透镜的光轴的方向折射。 通过三个透镜的光被引导到第二成像光学系统,并且第一和第二成像光学系统沿着共同的光轴设置。