KR100959165B1 - 초소형 광각 렌즈 - Google Patents
초소형 광각 렌즈 Download PDFInfo
- Publication number
- KR100959165B1 KR100959165B1 KR1020080007172A KR20080007172A KR100959165B1 KR 100959165 B1 KR100959165 B1 KR 100959165B1 KR 1020080007172 A KR1020080007172 A KR 1020080007172A KR 20080007172 A KR20080007172 A KR 20080007172A KR 100959165 B1 KR100959165 B1 KR 100959165B1
- Authority
- KR
- South Korea
- Prior art keywords
- lens
- wide
- lens member
- angle
- ultra
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/06—Panoramic objectives; So-called "sky lenses" including panoramic objectives having reflecting surfaces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
- G02B13/0015—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design
- G02B13/002—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface
- G02B13/0035—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface having three lenses
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/04—Reversed telephoto objectives
-
- 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
- G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
- G02B9/12—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having three components only
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Abstract
Description
렌즈 부재 | Focal Length |
1 | 10.504084 |
2 | 1.643044 |
3 | 42.677795 |
렌즈 전장 = 3.26mm |
Claims (4)
- 물체 측으로부터 순차적으로,정의 굴절력(positive refractive power)을 가지며, 이미지방향으로 볼록한 제 1 렌즈 부재와,정의 굴절력을 가지며, 이미지방향으로 볼록한 제 2 렌즈 부재와,정의 굴절력을 가지며, 렌즈 양면이 변곡부를 갖는 제 3 렌즈 부재를 포함하는 초소형 광각 렌즈.
- 제 1 항에 있어서,상기 제 1, 2, 3 렌즈 부재 중 적어도 2개 이상의 렌즈 부재는 비구면 렌즈로 구성되는 초소형 광각 렌즈.
- 제 1 항에 있어서,상기 광각렌즈의 길이는 2.5mm ~ 3.5mm인 것을 특징으로 하는 초소형 광각렌즈.
- 제 1 항에 있어서,상기 광각렌즈의 화각은 대각으로 130도 이상 170도 이하인 것을 특징으로 하는 초소형 광각렌즈.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080007172A KR100959165B1 (ko) | 2008-01-23 | 2008-01-23 | 초소형 광각 렌즈 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080007172A KR100959165B1 (ko) | 2008-01-23 | 2008-01-23 | 초소형 광각 렌즈 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090081209A KR20090081209A (ko) | 2009-07-28 |
KR100959165B1 true KR100959165B1 (ko) | 2010-05-24 |
Family
ID=41292217
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020080007172A Expired - Fee Related KR100959165B1 (ko) | 2008-01-23 | 2008-01-23 | 초소형 광각 렌즈 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100959165B1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101504799B1 (ko) | 2011-10-31 | 2015-03-23 | 삼성전기주식회사 | 초소형 촬상 광학계 |
KR20170035005A (ko) | 2015-09-22 | 2017-03-30 | (주)디지탈옵틱 | 소형 광각 렌즈 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114052622B (zh) * | 2021-12-15 | 2024-12-17 | 厦门力鼎光电股份有限公司 | 一种医用内窥镜镜头 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004163851A (ja) * | 2002-09-27 | 2004-06-10 | Fuji Photo Optical Co Ltd | 3枚構成単焦点レンズ |
JP2004226487A (ja) * | 2003-01-20 | 2004-08-12 | Seiko Epson Corp | 撮像レンズ |
JP2005173319A (ja) | 2003-12-12 | 2005-06-30 | Topcon Corp | 撮像レンズ |
-
2008
- 2008-01-23 KR KR1020080007172A patent/KR100959165B1/ko not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004163851A (ja) * | 2002-09-27 | 2004-06-10 | Fuji Photo Optical Co Ltd | 3枚構成単焦点レンズ |
JP2004226487A (ja) * | 2003-01-20 | 2004-08-12 | Seiko Epson Corp | 撮像レンズ |
JP2005173319A (ja) | 2003-12-12 | 2005-06-30 | Topcon Corp | 撮像レンズ |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101504799B1 (ko) | 2011-10-31 | 2015-03-23 | 삼성전기주식회사 | 초소형 촬상 광학계 |
KR20170035005A (ko) | 2015-09-22 | 2017-03-30 | (주)디지탈옵틱 | 소형 광각 렌즈 |
Also Published As
Publication number | Publication date |
---|---|
KR20090081209A (ko) | 2009-07-28 |
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