KR101958899B1 - 소형 저가의 4mp 비열화 고정 초점 렌즈 - Google Patents
소형 저가의 4mp 비열화 고정 초점 렌즈 Download PDFInfo
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- KR101958899B1 KR101958899B1 KR1020170182852A KR20170182852A KR101958899B1 KR 101958899 B1 KR101958899 B1 KR 101958899B1 KR 1020170182852 A KR1020170182852 A KR 1020170182852A KR 20170182852 A KR20170182852 A KR 20170182852A KR 101958899 B1 KR101958899 B1 KR 101958899B1
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- 239000011521 glass Substances 0.000 claims abstract description 15
- 230000003287 optical effect Effects 0.000 claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 9
- 230000005499 meniscus Effects 0.000 claims abstract description 4
- 210000005056 cell body Anatomy 0.000 claims description 9
- 125000006850 spacer group Chemical group 0.000 claims description 8
- 238000005562 fading Methods 0.000 claims 1
- 230000008878 coupling Effects 0.000 abstract description 5
- 238000010168 coupling process Methods 0.000 abstract description 5
- 238000005859 coupling reaction Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 6
- 238000003384 imaging method Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003331 infrared imaging Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009998 heat setting Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 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
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
- G02B1/041—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
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/021—Mountings, adjusting means, or light-tight connections, for optical elements for lenses for more than one lens
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- 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
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Abstract
Description
도 2는 본 발명의 조립 구조도이다.
Claims (7)
- 소형 저가의 4MP 비열화 고정 초점 렌즈에 있어서,
물체 측으로부터 상 측으로 순차적으로 배열된 제1 렌즈, 제2 렌즈, 제3 렌즈, 제4 렌즈 및 제5 렌즈를 포함하고, 상기 제1 렌즈는 부의 굴절력을 갖는 양면 오목 플라스틱 비구면 렌즈이고, 상기 제2 렌즈는 정의 굴절력을 갖는 메니커스 플라스틱 비구면 렌즈이고, 상기 제3 렌즈는 정의 굴절력을 갖는 양면 볼록 유리 구면 렌즈이고, 상기 제4 렌즈는 부의 굴절력을 갖는 양면 오목 플라스틱 비구면 렌즈이고, 상기 제5 렌즈는 정의 굴절력을 갖는 양면 볼록 플라스틱 비구면 렌즈이고,
상기 제3 렌즈 및 상기 제5 렌즈의 초점거리와 전체 렌즈의 초점거리의 비는 하기 조건을 만족시키고,
1.94<|f3/f|<2.35
0.97<|f5/f|<1.53
여기서, f는 전체 렌즈의 초점거리이고, f3은 상기 제3 렌즈의 초점거리이고, f5는 상기 제5 렌즈의 초점거리인,
소형 저가의 4MP 비열화 고정 초점 렌즈. - 제1항에 있어서,
상기 제1 렌즈 내지 상기 제5 렌즈의 초점거리, 굴절률 및 곡률반경은 하기 조건을 만족시키고,
상기 조건에서, "f"는 초점거리이고, "n"은 굴절률이고, "R"는 곡률반경이고, 기호 "-"는 음의 방향을 나타내고,
여기서, f1 내지 f5는 각각 상기 제1 렌즈 내지 상기 제5 렌즈의 초점거리에 대응하고, n1 내지 n5는 각각 상기 제1 렌즈 내지 상기 제5 렌즈의 굴절률에 대응하고, R1, R3, R5, R7 및 R9는 각각 상기 제1 렌즈 내지 상기 제5 렌즈의 물체 측에 가까운 일면의 곡률반경에 대응하고, R2, R4, R6, R8 및 R10은 각각 상기 제1 렌즈 내지 상기 제5 렌즈의 물체 측으로부터 먼 일면의 곡률반경에 대응하는, 소형 저가의 4MP 비열화 고정 초점 렌즈. - 제1항에 있어서,
상기 제1 렌즈와 상기 제2 렌즈는 soma를 통해 밀착 결합되는, 소형 저가의 4MP 비열화 고정 초점 렌즈. - 제1항에 있어서,
상기 제2 렌즈와 상기 제3 렌즈는 스페이서링을 통해 밀착 결합되는, 소형 저가의 4MP 비열화 고정 초점 렌즈. - 제1항에 있어서,
상기 제3 렌즈와 상기 제4 렌즈는 스페이서링을 통해 밀착 결합되는, 소형 저가의 4MP 비열화 고정 초점 렌즈. - 제1항에 있어서,
상기 제4 렌즈와 상기 제5 렌즈는 soma를 통해 밀착 결합되는, 소형 저가의 4MP 비열화 고정 초점 렌즈.
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CN201710054379.8A CN106597641B (zh) | 2017-01-22 | 2017-01-22 | 小型低成本4mp无热化定焦镜头 |
CN201710054379.8 | 2017-01-22 |
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KR20180087133A KR20180087133A (ko) | 2018-08-01 |
KR101958899B1 true KR101958899B1 (ko) | 2019-07-02 |
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CN107037570B (zh) * | 2017-05-26 | 2023-06-16 | 东莞市宇瞳光学科技股份有限公司 | 一种无热化高清定焦镜头 |
TWI667492B (zh) | 2018-08-31 | 2019-08-01 | 聲遠精密光學股份有限公司 | 廣角成像鏡頭 |
CN109270661B (zh) * | 2018-11-21 | 2024-07-09 | 浙江舜宇光学有限公司 | 摄像镜头组 |
CN111458838B (zh) * | 2019-01-22 | 2022-01-21 | 浙江舜宇光学有限公司 | 光学透镜组 |
CN110187476A (zh) * | 2019-07-08 | 2019-08-30 | 东莞市宇瞳光学科技股份有限公司 | 一种玻塑混合的定焦镜头 |
CN110658610B (zh) * | 2019-09-30 | 2025-01-07 | 江西特莱斯光学有限公司 | 一种4k行车记录仪镜头 |
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CN113376811B (zh) * | 2021-06-30 | 2024-08-30 | 福建福光股份有限公司 | 2.8mm大孔径、昼夜两用玻塑定焦光学系统 |
CN113448061B (zh) * | 2021-08-15 | 2024-05-17 | 博圳道(深圳)科技有限公司 | 全画幅双非球面镜头 |
CN114280759A (zh) * | 2021-12-10 | 2022-04-05 | 东莞市长益光电有限公司 | 一种日夜两用高清玻塑混合定焦镜头 |
CN114895432B (zh) * | 2022-04-13 | 2024-05-28 | 舜宇光学(中山)有限公司 | 玻塑混合定焦光学系统 |
CN114839743B (zh) * | 2022-04-19 | 2023-10-10 | 拾斛科技(南京)有限公司 | 内窥镜 |
CN115480378B (zh) * | 2022-09-26 | 2024-10-15 | 舜宇光学(中山)有限公司 | 定焦镜头 |
CN117806009B (zh) * | 2024-02-29 | 2024-06-11 | 江西联益光学有限公司 | 日夜共焦镜头 |
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JP2010107532A (ja) | 2008-10-28 | 2010-05-13 | Fujinon Corp | 撮像レンズおよびこの撮像レンズを用いた撮像装置 |
WO2013027370A1 (ja) | 2011-08-25 | 2013-02-28 | 富士フイルム株式会社 | 撮像レンズおよびこれを用いた撮像装置 |
CN104076491B (zh) | 2014-04-10 | 2016-04-13 | 东莞市宇瞳光学科技股份有限公司 | 6mm日夜两用定焦镜头 |
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CN106597641A (zh) | 2017-04-26 |
TWI672521B (zh) | 2019-09-21 |
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