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    • 3. 发明申请
    • AN OPTICAL IMAGE PROBE
    • 光学图像探测器
    • WO2010004493A1
    • 2010-01-14
    • PCT/IB2009/052900
    • 2009-07-03
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.KUIPER, SteinHENDRIKS, Bernardus, H., W.MIHAJLOVIC, Nenad
    • KUIPER, SteinHENDRIKS, Bernardus, H., W.MIHAJLOVIC, Nenad
    • G02B3/14G02B23/24
    • G02B23/2438A61B1/0019G02B3/14
    • The invention relates to an optical image probe(20) for particularly suited for miniature application e.g. in-vivo. A fluid lens(5) is positioned a housing (19),the fluid lens having a changeable optical power. An image collector (40) is positioned within the housing, the collector being arranged on an optical path of the fluid lens, the collector being displaceable along the said optical path by an actuator (42, 70, 80, 90) in various ways. It is highly advantageous in obtaining a compact optical image probe and which simultaneously has a high zoom factor. Due the possible displacement of the image collector and the changeable optical power of the fluid lens, and cooperation between these two elements, it is possible to obtain a compact endoscope with a wide dynamic range of zoom factor with satisfactory focusing properties.
    • 本发明涉及一种特别适用于微型应用的光学图像探针(20)。 被检体内。 液体透镜(5)定位在壳体(19)上,流体透镜具有可变光学功率。 图像收集器(40)定位在壳体内,集电器布置在流体透镜的光路上,集电器可以通过致动器(42,70,80,90)以各种方式沿着所述光路移动。 在获得紧凑型光学图像探针并且同时具有高变焦系数方面是非常有利的。 由于图像收集器的可能位移和流体透镜的可变光学功率以及这两个元件之间的协调,可以获得具有良好聚焦性能的宽动态范围的变焦系数的紧凑型内窥镜。
    • 10. 发明申请
    • VARIABLE OPTICAL ELEMENT COMPRISING IMMISCIBLE FLUIDS
    • 包含易溶液体的可变光学元件
    • WO2005088354A1
    • 2005-09-22
    • PCT/IB2005/050760
    • 2005-03-02
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.HENDRIKS, Bernardus, H., W.KUIPER, Stein
    • HENDRIKS, Bernardus, H., W.KUIPER, Stein
    • G02B3/14
    • G02B3/14G02B26/005
    • The invention provides an optical element (204) having a chamber (208) with an entrance window (209), an exit window (210). The chamber comprises two substantially immiscible fluids (212, 213) that are in contact over a meniscus (214). At least one of the entrance window (209) or exit window (210) comprises a surface with a curvature (217, 219) that is in contact with one of the fluids. The Abbe-number of the material of this at least one of the entrance and exit windows (209, 210) has a substantial difference with the Abbe-number of the fluid being in contact with the surface having a curvature. By selecting and tuning several optical parameters such as radius, refractive index and Abbe numbers related to these windows and fluids it is possible to design a substantially achromatic optical element or optical lens system.
    • 本发明提供一种光学元件(204),其具有具有入口窗(209),出射窗(210)的腔室(208)。 腔室包括两个在半月板(214)上接触的基本上不混溶的流体(212,213)。 入口窗口(209)或出口窗口(210)中的至少一个包括具有与流体之一接触的曲率(217,219)的表面。 入口和出口窗口(209,210)中的至少一个的材料的阿贝数与与具有曲率的表面接触的流体的阿贝数有实质的差异。 通过选择和调谐几个光学参数,例如与这些窗口和流体相关的半径,折射率和阿贝数,可以设计基本上无色的光学元件或光学透镜系统。