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    • 1. 发明公开
    • 렌즈 및 렌즈 몰드의 광학적 평가 방법
    • 镜片和镜片模具的光学评估方法
    • KR1020170042360A
    • 2017-04-18
    • KR1020177007211
    • 2015-08-13
    • 지고 코포레이션
    • 꼴로나드레가하비에르페이마틴에프.드그루트피터제이.
    • G01M11/02
    • G01M11/0271G01B11/2441G01M11/025
    • 렌즈부및 평행평면부를포함하는투명광요소에대한정보를결정하는방법에있어서, 상기렌즈부는적어도하나의만곡면을포함하고, 상기평행평면부는서로반대측인제 1 및제 2 면을포함하는, 방법은: 측정광을상기투명광요소로지향시키는단계; 상기평행평면부의제 1 면상의적어도하나의위치로부터반사된측정광을검출하는단계; 상기제 1 면상의적어도하나의위치에대응하는위치에서상기평행평면부의제 2 면으로부터반사된측정광을검출하는단계; 검출된광에기초하여, 상기평행평면부에대한정보를결정하는단계; 및상기평행평면부에대한정보에기초하여, 상기투명광요소를평가하는단계를포함한다.
    • 一种确定关于透明光元件的信息的方法,所述透明光元件包括透镜部分和平行平面部分,所述透镜部分包括至少一个凹槽曲面,其中所述平行平面部分包括彼此相对的第一和第二侧面, 将测量光引导至透明光元件; 检测来自平行平面部分的第一平面上的至少一个位置的反射光; 在对应于第一表面上的至少一个位置的位置处检测从平行平面部分的第二表面反射的测量光; 基于检测到的光确定关于平行平面部分的信息; 并且基于关于平行平面部分的信息评估透明光元件。
    • 2. 发明公开
    • 굴절률 분포 계측방법, 굴절률 분포 계측장치, 및 광학 소자의 제조방법
    • 折射指数分布测量方法,折射率分布测量装置和制造光学元件的方法
    • KR1020150075355A
    • 2015-07-03
    • KR1020140160549
    • 2014-11-18
    • 캐논 가부시끼가이샤
    • 스기모토토모히로
    • G01M11/02
    • G01M11/0271G01M11/0285G01M11/00G01M11/02G01M11/0228G01N21/00G01N21/41
    • 굴절률분포계측방법은광원으로부터방출된빛을참조광과피검광으로분할하고, 상기참조광과, 상기피검물을투과한상기피검광을간섭시켜서, 제1 및제2 파장의각각에있어서의상기참조광과상기피검광간의위상차를측정하고, 상기제1 및제2 파장의각각에있어서의상기피검광의파면수차를측정하는것을포함한다. 이굴절률분포계측방법은제1 파장에있어서의위상차와제2 파장에있어서의위상차간의차분인위상차차분량을산출하고, 상기제1 파장에있어서의파면수차와상기제2 파장에있어서의파면수차간의차분인파면수차차분량을산출하며, 상기위상차차분량과상기파면수차차분량에의거하여상기피검물의굴절률분포를산출하는것을더 포함한다.
    • 根据本发明的折射率分布测量方法将从光源发射的光分成参考光和目标光,将参考光与目标物体透射的目标光干涉,测量参考光与目标之间的相位差 测量第一波长和第二波长的光,并且测量在第一波长和第二波长处的目标光的波前像差。 此外,折射率分布测量方法计算第一波长的相位差和第二波长的相位差之间的相位差的差异,计算第一波长的波前像差与波前像差之间的波前像差的差异 并且根据相位差和波前像差的差来计算折射率分布。
    • 6. 发明公开
    • 수차측정방법 및 코마수차측정방법
    • ABERRATION测量方法,曝光装置和装置制造方法
    • KR1020080088480A
    • 2008-10-02
    • KR1020080028681
    • 2008-03-28
    • 캐논 가부시끼가이샤
    • 마에다히로노리
    • H01L21/027
    • G01M11/0264G01M11/0271G03F7/706G03F7/7085
    • An aberration measurement method, an exposure apparatus, and a manufacturing method of a device are provided to measure respectively a spherical aberration and a comma aberration from each other. An exposure apparatus includes a reticle stage(2) for supporting a reticle(1), a wafer stage(4) for supporting a wafer(3), and an illumination optic system(5) for illuminating the reticle. The exposure apparatus further includes a projection optic system(6) for projecting a reticle pattern on the wafer. In an aberration measurement method, a focal position of the projection optic system is obtained under a first measurement condition. The focal position of the projection optic system is obtained under a second measurement condition different from the first measurement condition. A spherical aberration of the projection system is measured on the basis of a difference between the focal positions.
    • 提供像差​​测量方法,曝光装置和装置的制造方法以分别测量彼此之间的球面像差和逗号差异。 曝光装置包括用于支撑掩模版(1)的光罩平台(2),用于支撑晶片(3)的晶片台(4)和用于照亮所述掩模版的照明光学系统(5)。 曝光装置还包括用于将掩模版图案投影在晶片上的投影光学系统(6)。 在像差测量方法中,在第一测量条件下获得投影光学系统的焦点位置。 在与第一测量条件不同的第二测量条件下获得投影光学系统的焦点位置。 基于焦点位置之间的差来测量投影系统的球面像差。
    • 7. 发明公开
    • 측정장치, 노광장치, 및 디바이스 제조방법
    • 测量装置,曝光装置和装置制造方法
    • KR1020080073649A
    • 2008-08-11
    • KR1020080010934
    • 2008-02-04
    • 캐논 가부시끼가이샤
    • 가토세이마
    • G03F7/20H01L21/027
    • G01M11/0264B82Y10/00B82Y40/00G01M11/0271G03F1/24G03F1/44G03F7/706G03F1/14
    • An apparatus for measuring the wave aberration of an optical system to be measured, an exposure apparatus, and a method for preparing a device are provided to reduce the noise of interference pattern, thereby improving the precision of the optical performance of an optical system. An apparatus for measuring the wave aberration of an optical system to be measured comprises a mask(30) for measurement which is inserted into the object surface of the optical system and comprises a plurality of reflection parts generating spherical wave; a diffraction optical device which diffracts the light passed through the mask and the optical system; and a detection part which detects the interference pattern formed by the interference of the light diffracted by the diffraction optical device. The mask for measurement comprises a light reflection layer(310); a first layer(322) which is layered on the reflection layer, has a plurality of apertures(322a, 322b) and comprises a first material; and a second layer(324) which is layered on the first layer, has a window for exposing the region where the plurality of apertures are arranged and comprises a second material different from the first material. The plurality of reflection parts are formed by the part exposed by the plurality of apertures.
    • 提供了一种用于测量待测光学系统的波像的装置,曝光装置和用于制备装置的方法,以减少干涉图案的噪声,从而提高光学系统的光学性能的精度。 用于测量待测光学系统的波像的装置包括:插入到光学系统的物体表面中的测量用掩模(30),并且包括产生球面波的多个反射部分; 衍射光学装置,其衍射通过掩模和光学系统的光; 以及检测部,其检测由所述衍射光学装置衍射的光的干涉而形成的干涉图案。 用于测量的掩模包括光反射层(310); 层叠在反射层上的第一层(322)具有多个孔(322a,322b)并且包括第一材料; 并且层叠在第一层上的第二层(324)具有用于暴露多个孔布置的区域的窗口,并且包括不同于第一材料的第二材料。 多个反射部分由多个孔露出的部分形成。
    • 9. 发明授权
    • 광주파수 영역 반사측정 시스템 및 측정방법
    • 光学频域反射率测量系统及测量方法
    • KR101844031B1
    • 2018-05-14
    • KR1020170074462
    • 2017-06-13
    • 한국광기술원
    • 김영호김명진김영웅노병섭
    • G01M11/02G01B9/02G01N21/17G01N21/21
    • G01M11/0271G01B9/02G01N21/17G01N2021/213
    • 본발명은광주파수영역반사측정시스템에관한것으로서, 센싱광섬유로부터역으로반사되어입사된광과기준광섬유에서입사된광에대해상호간섭에의한센서간섭신호를 3/2π씩 위상차가나도록제1, 제2 및제3 위상출력단에각각분배하여출력하는광커플러와, 제2위상출력단에출력되는센서간섭신호를제1분배단과제2분배단을통해분배하여출력하는또 다른광커플러와, 제1위상출력단에서출력되는신호와제1분배단을통해출력되는신호를상호차감하여검출하는제1차동광검출기와, 제2분배단을통해출력되는신호와제3위상출력단에서출력되는신호를상호차감하여검출하는제2차동광검출기와, 제1차동광검출기의출력단을통해출력되는제1간섭신호를실수부로하고, 제2차동광검출기의출력단을통해출력되는제2간섭신호와제1간섭신호와의트리고널(Trigonal) 관계식을통해생성되는제1간섭신호와π/2 위상차가나는제3간섭신호를허수부로하는측정복소수신호를생성하고, 생성된측정복소수신호를비교기준신호와비교하여센싱광섬유에대해인가된물리량을산출하는신호처리부를구비한다.