KR101090010B1 - 편심 특성을 고려한 촬상 광학계 - Google Patents
편심 특성을 고려한 촬상 광학계 Download PDFInfo
- Publication number
- KR101090010B1 KR101090010B1 KR1020100005267A KR20100005267A KR101090010B1 KR 101090010 B1 KR101090010 B1 KR 101090010B1 KR 1020100005267 A KR1020100005267 A KR 1020100005267A KR 20100005267 A KR20100005267 A KR 20100005267A KR 101090010 B1 KR101090010 B1 KR 101090010B1
- Authority
- KR
- South Korea
- Prior art keywords
- lens
- optical system
- image
- sag
- eccentricity
- Prior art date
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
- G02B9/34—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having four components only
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/22—Telecentric objectives or lens systems
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/28—Interference filters
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/02—Diaphragms
Abstract
[조건식]
(상기 조건식에서, r1, r2는 임의의 필드의 주변광선이 렌즈면을 통과하는 수평 위치, r3=(r1+r2)/2, Δ(rn:δ)=sag(rn+δ)-sag(rn), sag(rn): 렌즈면의 정점 대비 깊이)
Description
도 2의 (a) 및 (b)는 각각 렌즈에 편심이 발생하지 않는 경우와 렌즈에 편심이 발생한 경우의 디포커스 특징을 비교 도시한 도면.
도 3 내지 도 5는 본 발명의 조건식을 설명하기 위한 도면.
도 6 및 도 7은 본 발명에 따른 촬상 광학계의 성능을 설명하기 위한 도면.
L3...제3 렌즈 L4...제4 렌즈
S...개구 조리개 OF...광학적 필터
IP...상면
1,2,3,4,5,6,7,8,9,10,11,12...면 번호
Claims (3)
- 제1항에 있어서,
상기 광학계는 물체측으로부터 상면 전방까지 순서대로 배치되는 제1 내지 제4 렌즈를 포함하며,
상기 제1 렌즈 및 제2 렌즈는 각각 정의 굴절력 및 음의 굴절력을 갖는 것을 특징으로 하는 촬상 광학계.
- 제1항에 있어서,
상기 물체측에 가장 가까이 배치된 렌즈의 물체측 전방 또는 상면측 후방에 배치된 개구 조리개를 더 포함하는 것을 특징으로 하는 촬상 광학계.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100005267A KR101090010B1 (ko) | 2010-01-20 | 2010-01-20 | 편심 특성을 고려한 촬상 광학계 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100005267A KR101090010B1 (ko) | 2010-01-20 | 2010-01-20 | 편심 특성을 고려한 촬상 광학계 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20110085465A KR20110085465A (ko) | 2011-07-27 |
KR101090010B1 true KR101090010B1 (ko) | 2011-12-05 |
Family
ID=44922258
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020100005267A KR101090010B1 (ko) | 2010-01-20 | 2010-01-20 | 편심 특성을 고려한 촬상 광학계 |
Country Status (1)
Country | Link |
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KR (1) | KR101090010B1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103913823B (zh) | 2013-11-29 | 2017-01-04 | 玉晶光电(厦门)有限公司 | 光学成像镜头及应用该光学成像镜头的电子装置 |
KR102137739B1 (ko) * | 2014-02-05 | 2020-07-24 | 삼성전자주식회사 | 촬영 렌즈 및 이를 포함한 촬영 장치 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006267570A (ja) | 2005-03-24 | 2006-10-05 | Largan Precision Co Ltd | 撮影レンズ |
JP2007225833A (ja) | 2006-02-23 | 2007-09-06 | Kyocera Corp | 撮像レンズ、光学モジュール、および携帯端末 |
JP2009020182A (ja) | 2007-07-10 | 2009-01-29 | Fujinon Corp | 撮像レンズ、およびカメラモジュールならびに撮像機器 |
JP2009288377A (ja) | 2008-05-28 | 2009-12-10 | Hitachi Maxell Ltd | レンズユニット及びカメラモジュール |
-
2010
- 2010-01-20 KR KR1020100005267A patent/KR101090010B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006267570A (ja) | 2005-03-24 | 2006-10-05 | Largan Precision Co Ltd | 撮影レンズ |
JP2007225833A (ja) | 2006-02-23 | 2007-09-06 | Kyocera Corp | 撮像レンズ、光学モジュール、および携帯端末 |
JP2009020182A (ja) | 2007-07-10 | 2009-01-29 | Fujinon Corp | 撮像レンズ、およびカメラモジュールならびに撮像機器 |
JP2009288377A (ja) | 2008-05-28 | 2009-12-10 | Hitachi Maxell Ltd | レンズユニット及びカメラモジュール |
Also Published As
Publication number | Publication date |
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KR20110085465A (ko) | 2011-07-27 |
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