KR20140076725A - 카메라 렌즈 - Google Patents
카메라 렌즈 Download PDFInfo
- Publication number
- KR20140076725A KR20140076725A KR1020120145062A KR20120145062A KR20140076725A KR 20140076725 A KR20140076725 A KR 20140076725A KR 1020120145062 A KR1020120145062 A KR 1020120145062A KR 20120145062 A KR20120145062 A KR 20120145062A KR 20140076725 A KR20140076725 A KR 20140076725A
- Authority
- KR
- South Korea
- Prior art keywords
- lens
- diaphragm
- diffractive optical
- lenses
- disposed
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 claims abstract description 28
- 239000011521 glass Substances 0.000 claims description 4
- 230000004075 alteration Effects 0.000 description 5
- 238000000465 moulding Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Images
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 -
- G02B9/60—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having five components only
-
- 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
- G02B13/0045—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 five or more lenses
-
- 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
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
- G02B27/4205—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive optical element [DOE] contributing to image formation, e.g. whereby modulation transfer function MTF or optical aberrations are relevant
- G02B27/4211—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive optical element [DOE] contributing to image formation, e.g. whereby modulation transfer function MTF or optical aberrations are relevant correcting chromatic aberrations
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/18—Diffraction gratings
- G02B5/1842—Gratings for image generation
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Abstract
Description
도 2는 도 1의 카메라 렌즈만을 도시한 개념도이다.
20...제2 렌즈 30...조리개
40...제3 렌즈 50...제4 렌즈
60...제5 렌즈 70...하우징
Claims (7)
- 촬영 대상물 측으로 향하는 볼록면이 형성된 제1 렌즈;
상기 제1 렌즈의 후단에 배치되며 제1 렌즈와 마주하는 면에 비구면인 회절광학(DOE)면이 형성되고, 상기 회절광학면과 대향하는 면이 오목하게 형성된 제2 렌즈; 및
상기 제1 및 제2 렌즈 사이에 개재되며, 상기 제1 렌즈를 통과한 광의 회절에 의한 노이즈를 방지하기 위해 상기 제2 렌즈 중 상기 회절광학면을 선택적으로 개구시키는 개구가 형성된 조리개를 포함하는 카메라 렌즈.
- 제1항에 있어서,
상기 제1 및 제2 렌즈들을 수납 및 고정하며 상기 제1 렌즈의 상기 볼록면을 노출하는 개구가 형성된 하우징을 더 포함하는 카메라 렌즈.
- 제2항에 있어서,
상기 하우징의 개구는 제1 사이즈로 형성되고, 상기 조리개의 상기 개구는 상기 제1 사이즈보다 작은 제2 사이즈로 형성된 카메라 렌즈.
- 제1항에 있어서,
상기 제2 렌즈의 상기 회절광학면과 마주하는 상기 제1 렌즈의 후면에는 오목면이 형성된 카메라 렌즈.
- 제1항에 있어서,
상기 제2 렌즈의 후단에 배치되며 상(象)측을 향해 볼록하게 돌출된 볼록면을 갖는 제3 렌즈;
상기 제3 렌즈의 후단에 배치된 양 또는 음의 굴절력을 갖는 제4 렌즈; 및
상기 제4 렌즈의 후단에 배치된 플레이트 형상의 제5 렌즈를 포함하는 카메라 렌즈.
- 제5항에 있어서,
상기 제1 및 제2 렌즈들은 유리 및 플라스틱 중 어느 하나인 카메라 렌즈.
- 제1항에 있어서,
상기 조리개는 상기 제1 및 제2 렌즈와 각각 접촉되며, 상기 조리개는 상기 광학 회절면과 동일 평면상에 배치된 카메라 렌즈.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020120145062A KR102066418B1 (ko) | 2012-12-13 | 2012-12-13 | 카메라 렌즈 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020120145062A KR102066418B1 (ko) | 2012-12-13 | 2012-12-13 | 카메라 렌즈 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20140076725A true KR20140076725A (ko) | 2014-06-23 |
KR102066418B1 KR102066418B1 (ko) | 2020-01-15 |
Family
ID=51128894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020120145062A KR102066418B1 (ko) | 2012-12-13 | 2012-12-13 | 카메라 렌즈 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR102066418B1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107843971A (zh) * | 2017-11-24 | 2018-03-27 | 中山依瓦塔光学有限公司 | 可供双摄像模组检测用的中继镜镜头 |
KR20210091233A (ko) * | 2018-12-07 | 2021-07-21 | 애플 인크. | 광-흡수 플랜지 렌즈들 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10241178A (ja) * | 1997-02-21 | 1998-09-11 | Sanyo Electric Co Ltd | 光ピックアップ装置 |
KR20070043621A (ko) * | 2005-10-21 | 2007-04-25 | 후지논 가부시키가이샤 | 광각 촬상 렌즈 |
KR20080069909A (ko) * | 2007-01-24 | 2008-07-29 | 코니카 미놀타 옵토 인코포레이티드 | 촬상 렌즈 및 촬상 장치 및 휴대 단말 |
KR20120116399A (ko) * | 2009-11-24 | 2012-10-22 | 파나소닉 주식회사 | 촬상 렌즈 및 그것을 이용한 촬상 장치 및 상기 촬상 장치를 탑재한 휴대 기기 |
-
2012
- 2012-12-13 KR KR1020120145062A patent/KR102066418B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10241178A (ja) * | 1997-02-21 | 1998-09-11 | Sanyo Electric Co Ltd | 光ピックアップ装置 |
KR20070043621A (ko) * | 2005-10-21 | 2007-04-25 | 후지논 가부시키가이샤 | 광각 촬상 렌즈 |
KR20080069909A (ko) * | 2007-01-24 | 2008-07-29 | 코니카 미놀타 옵토 인코포레이티드 | 촬상 렌즈 및 촬상 장치 및 휴대 단말 |
KR20120116399A (ko) * | 2009-11-24 | 2012-10-22 | 파나소닉 주식회사 | 촬상 렌즈 및 그것을 이용한 촬상 장치 및 상기 촬상 장치를 탑재한 휴대 기기 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107843971A (zh) * | 2017-11-24 | 2018-03-27 | 中山依瓦塔光学有限公司 | 可供双摄像模组检测用的中继镜镜头 |
KR20210091233A (ko) * | 2018-12-07 | 2021-07-21 | 애플 인크. | 광-흡수 플랜지 렌즈들 |
US11686884B2 (en) | 2018-12-07 | 2023-06-27 | Apple Inc. | Light-absorbing flange lenses |
Also Published As
Publication number | Publication date |
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KR102066418B1 (ko) | 2020-01-15 |
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