KR20070064336A - 낮은 높이 촬상 시스템 및 관련 방법 - Google Patents
낮은 높이 촬상 시스템 및 관련 방법 Download PDFInfo
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Abstract
Description
Claims (39)
- 낮은 높이의 촬상 시스템으로서,하나 이상의 광학 채널들 및 검출기 배열을 구비하고, 상기 광학 채널들의 각각은, (a) 적어도 하나의 검출기 배열과 관련되고, (b) 하나 이상의 광학 부품들 및 제한적 광선 수정자를 가지며, 그리고 (c) 적어도 하나의 검출기 상에 입사하는 필드 앵글 광선들을 가파르게 지향하도록 구성되는 촬상 시스템.
- 제 1 항에 있어서,상기 광학 채널들은 검출기 배열 상에 직접적으로 장착되는 촬상 시스템.
- 제 1 항에 있어서,상기 광학 채널은 단일 광학 채널로 구성되고, 그리고 검출기 배열은 단일 검출기 배열로 구성되는 촬상 시스템.
- 제 1 항에 있어서,상기 광학 채널들은 복수의 광학 부품들을 구비하고, 그리고 상기 검출기 배열은 복수의 검출기 배열들을 구비하는 촬상 시스템.
- 제 1 항에 있어서,상기 광학 채널은 석판술로 형성되는 촬상 시스템.
- 제 1 항에 있어서,상기 광학 부품은 렌즈 배열을 구비하고, 배열의 각각의 렌즈는 한 채널의 일부인 촬상 시스템.
- 제 1 항에 있어서,상기 제한 광선 수정자는 GRIN 렌즈를 구비하는 촬상 시스템.
- 제 7 항에 있어서,상기 GRIN 렌즈와 상기 검출기 사이에 위치한 수정판을 추가로 구비하는 촬상 시스템.
- 제 1 항에 있어서,적층으로서 구성된 GRIN 렌즈의 배열은 채널들 각각을 위한 상기 제한적 광선 수정자를 형성하는 촬상 시스템.
- 제 1 항에 있어서,상기 각각의 광학 채널은 비구면(非球面) 광학 구조를 가져서 촬상 시스템의 광학 MTF가 검출기의 통과대역에서 제로들을 갖지 않는 촬상 시스템.
- 제 10항에 있어서,비구면 광학 구조의 영향을 보상하기 위해 검출기와 접속된 후 처리기를 더 포함하는 촬상 시스템.
- 제 10 항에 있어서,상기 검출기 배열용 컬러를 필터링하기 위한 컬러 필터 배열을 더 포함하는 촬상 시스템.
- 제 10 항에 있어서,상기 제한적 광선 수정자는 하나 이상의 반사 렌즈, 프레넬 렌즈 및 회절 요소를 포함하는 촬상 시스템.
- 제 10 항에 있어서,적층으로 형성된 제한적 광선 수정자들의 배열은 광학 채널을 위한 제한적 광선 수정자를 포함하는 촬상 시스템.
- 제 1O 항에 있어서,상기 주요 광선 수정자들 각각은 검출기 배열의 특정 검출기에 특정 컬러의 광선을 재지향하도록 구성된 촬상 시스템.
- 제 1O 항에 있어서,상기 검출기는 비 장방형으로 되고, 상기 제한적 광선 수정자들 각각은 그 해당 비 장방형 검출기에 광선을 재지향하도록 구성된 촬상 시스템.
- 낮은 높이의 촬상 시스템으로서,검출기 배열; 및파면 코딩이 있는 표면을 구비하고, 상기 검출기 배열의 복수의 검출기 상에 입사하는 필드 앵글 광선들을 가파르게 하도록 구성된 GRIN 렌즈를 구비하는 촬상 시스템.
- 낮은 높이의 촬상 시스템으로서,복수의 광학 채널들; 및검출기 배열;을 구비하고,상기 광학 채널들 각각은 (a) 상기 배열의 적어도 하나의 검출기와 관련되고, 그리고 (b) 비구면 GRIN 렌즈를 구비하는 촬상 시스템.
- 제 18 항에 있어서,상기 비구면 GRIN 렌즈의 비구면 표면은 파면 코딩에 의해 변경되는 촬상 시스템.
- 제 18 항에 있어서,상기 광학 채널들의 변환 전달 기능은 검출기 배열의 통과대역 내에 제로들을 갖지 않는 촬상 시스템.
- 제 18 항에 있어서,상기 채널들 각각의 비구면 렌즈에 의해 유도된 페이즈 효과에 의거하여 최종 화상을 제공하는 신호 처리를 더 포함하는 촬상 시스템.
- 몰드 내의 하나의 렌즈를 위치설정하는 단계; 및파면 코딩을 갖는 비구면 표면을 형성하기 위해 상기 렌즈의 표면상에 물질을 경화하는 단계를 포함하는 파면 렌즈 코딩을 갖는 렌즈를 형성하는 방법.
- 낮은 높이의 촬상 시스템으로서,입사 조리개, 사출 조리개 및 적어도 하나의 내부 반사 면을 갖는 광학 전달 물질 블록을 구비하며, 상기 입사 조리개를 통해 전달된 파면이 상기 반사 면을 반사시켜서 파면 코딩을 갖는 상기 사출 조리개로 나가는 촬상 시스템.
- 제 23 항에 있어서,상기 반사 블록의 표면은 반사 코딩으로 형성되고, 입사 조리개 및 사출 조 리개 중 하나를 포함하는 촬상 시스템.
- 제 23 항에 있어서,상기 반사 면은 상기 파면 코딩을 주도록하는 비 구면인 촬상 시스템.
- 제 23 항에 있어서,상기 사출 조리개는 초점 평면 배열상에 장착을 위해 상기 블록의 평면 부분을 포함하는 촬상 시스템.
- 낮은 높이의 촬상 시스템으로서,복수의 광학 채널들 및 검출 배열을 구비하고, 광학 채널들 각각은 적어도 하나의 검출기 배열과 관련되고, 비구면 제한적 광선 수정자를 구비하고, 상기 제한적 광선 수정자는 바람직하게 검출기 배열의 특정 검출기들을 향해 지향하는 촬상 시스템.
- 광자 보상 광학 시스템으로서,적어도 하나의 광학 요소 및 비구면 표면을 구비하고, 상기 시스템의 비 일정 MTF 시스템은 대상물과 광학 요소 사이의 범위를 보상하는 촬상 시스템.
- 제 28 항에 있어서,상기 비구면 표면은 광학 요소의 표면을 포함하는 광자 보상 광학 시스템.
- 제 28 항에 있어서,상기 비구면 표면은 그 조리개에 걸쳐서 비선형 초점 거리 변화들을 갖는 광자 보상 광학 시스템.
- 제 28 항에 있어서,상기 비구면 표면은 그 사출 동공에 걸쳐서 비선형 초점 거리 변화들을 갖는 광자 보상 광학 시스템.
- 제 28 항에 있어서,상기 범위 상의 초점 평면에 걸쳐 정규화 에너지 분포를 갖는 광자 보상 광학 시스템.
- 제한적 광선 수정자로서,검출기 배열에 인접하거나 또는 그에 결합하는 위치에 구성된 광학 요소를 구비하고, 상기 광학 요소는 이 광학 요소 없이 검출기 배열에 입사하는 필드 광선의 입사각에 비해 검출기 배열의 수직인 면에 가까운 입사 각으로 상기 검출기를 향해 지향하도록 광학 촬상 시스템내의 필드 광선들이 되어 있도록 적어도 하나의 표면을 형성하는 제한적 광선 수정자.
- 제 33 항에 있어서, 상기 광학 요소는 GRIN 렌즈, 반사 렌즈, 프레넬 렌즈 및 회절 렌즈중 하나가 선택되는 제한적 광선 수정자.
- 낮은 높이의 촬상 시스템으로서,복수의 검출기를 포함하는 제 1 웨이퍼; 및상기 촬상 시스템의 MTF가 검출기들의 통과대역 내에 제로들을 갖도록 복수의 비구면 광학부품들을 포함하는 제 2 웨이퍼;를 구비하고,상기 제 1 및 제 2 웨이퍼는 복수의 광학 채널들을 갖는 낮은 높이의 촬상 시스템을 형성하도록 적층되고, 상기 광학 채널들의 각각은 적어도 하나의 광학 부품 및 적어도 하나의 검출기를 구비하는 촬상 시스템.
- 제 35 항에 있어서,상기 낮은 높이의 촬상 시스템을 위한 광학 간격을 제공하도록 제 1 및 제 2 웨이퍼와 함께 적층된 제 3 웨이퍼를 더 포함하는 촬상 시스템.
- 제 35 항에 있어서,상기 광학 부품들은 렌즈 배열을 포함하는 낮은 높이의 촬상 시스템.
- 제 35 항에 있어서,상기 제 1 웨이퍼 및 상기 제 2 웨이퍼와 함께 적층된 제 3 웨이퍼 및 제한적 광선 수정자들의 배열을 더 포함하고, 상기 제한적 광선 수정자들 각각은 적어도 하나의 해당 검출기상에 입사 각도 필드 광선들을 가파르게 하도록 구성되는 낮은 높이의 촬상 시스템.
- 제 38 항에 있어서,사기 비구면 광학 부품들은 렌즈 배열을 포함하는 촬상 시스템.
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WO2006055094A1 (en) | 2006-05-26 |
IL181890A (en) | 2013-01-31 |
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EP1789829A1 (en) | 2007-05-30 |
JP2008519289A (ja) | 2008-06-05 |
IL181890A0 (en) | 2007-07-04 |
US8426789B2 (en) | 2013-04-23 |
US20110268868A1 (en) | 2011-11-03 |
US7453653B2 (en) | 2008-11-18 |
US8563913B2 (en) | 2013-10-22 |
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US20060209292A1 (en) | 2006-09-21 |
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