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公开(公告)号：US20220269033A1
公开(公告)日：2022-08-25
申请号：US17739362
申请日：2022-05-09
Applicant: Samsung Electro-Mechanics Co., Ltd.
Inventor： Kyu Min CHAE , Eun Chong LEE
Abstract: An optical imaging system including a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens disposed in order from an object side, wherein one or more of the first to sixth lenses is disposed between a stop and an imaging plane and of those, one or more has positive refractive power and one is made of a glass material, and four or more of the first to sixth lenses are made of a plastic material.
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公开(公告)号：US20250130394A1
公开(公告)日：2025-04-24
申请号：US18788365
申请日：2024-07-30
Applicant: Samsung Electro-Mechanics Co., Ltd.
Inventor： Eun Chong LEE
Abstract: A lens assembly includes a first lens barrel; a second lens barrel disposed in front of the first lens barrel while surrounding at least a portion of the first lens barrel; and a first lens disposed in front of the second lens barrel in contact with a portion of the second lens barrel, wherein a thermal conductance of the second lens barrel is higher than a thermal conductance of the first lens barrel.
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公开(公告)号：US20230228977A1
公开(公告)日：2023-07-20
申请号：US18127956
申请日：2023-03-29
Applicant: Samsung Electro-Mechanics Co., Ltd.
Inventor： Hag Chul KIM , Eun Chong LEE , Yong Joo JO , Ga Young AN
CPC classification number: G02B13/0045 , G02B9/64
Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially disposed in numerical order along an optical axis of the optical imaging system from an object side of the optical imaging system toward an imaging plane of the optical imaging system, wherein the first to seventh lenses are spaced apart from each other along the optical axis, and the optical imaging system satisfies 0.4
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公开(公告)号：US20250130402A1
公开(公告)日：2025-04-24
申请号：US18810785
申请日：2024-08-21
Applicant: Samsung Electro-Mechanics Co., Ltd.
Inventor： Hyuk Joo KIM , Eun Chong LEE , Kyu Min CHAE
Abstract: An imaging lens system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens, sequentially arranged from an object side. The imaging lens system satisfies the following conditional expressions: −2.6
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公开(公告)号：US20250130389A1
公开(公告)日：2025-04-24
申请号：US18777799
申请日：2024-07-19
Applicant: Samsung Electro-Mechanics Co., Ltd.
Inventor： Eun Chong LEE
Abstract: A lens assembly includes a lens barrel, a lens disposed on the lens barrel, and a filter configured to filter light passing through the lens, wherein the lens barrel includes a seating portion in which the filter is disposed, and a step portion disposed facing the filter between the seating portion and an optical axis, wherein an avoidance groove formed to be concave in an optical axis direction is disposed on an upper surface of the seating portion.
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Patent Agency Ranking
公开(公告)号：US20220317420A1
公开(公告)日：2022-10-06
申请号：US17378945
申请日：2021-07-19
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Kyu Min CHAE , Eun Chong LEE
Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens sequentially disposed from an object side. The optical imaging system satisfies |Pnu| [10−6° C.−1 mm−1]≤30, where Pnu is ΣPnui in which i=1, 2, . . . , 7, Pnui is 1/(vti·fi), vti is [DTni/(ni−1)−CTEi]−1, fi is an effective focal length of an i-th lens, ni is a refractive index of the i-th lens, DTni is a rate (dni/dT) of change of the refractive index according to a temperature of the i-th lens, and CTEi is a thermal expansion coefficient of the i-th lens.
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公开(公告)号：US20250164757A1
公开(公告)日：2025-05-22
申请号：US19032042
申请日：2025-01-18
Applicant: Samsung Electro-Mechanics Co., Ltd.
Inventor： Hag Chul KIM , Eun Chong LEE , Yong Joo JO , Ga Young AN
Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially disposed in numerical order along an optical axis of the optical imaging system from an object side of the optical imaging system toward an imaging plane of the optical imaging system, wherein the first to seventh lenses are spaced apart from each other along the optical axis, and the optical imaging system satisfies 0.4
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公开(公告)号：US20250060568A1
公开(公告)日：2025-02-20
申请号：US18935007
申请日：2024-11-01
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Kyu Min CHAE , Eun Chong LEE
Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens sequentially disposed from an object side. The optical imaging system satisfies |Pnu|[10−6° C.−1 mm−1]≤30, where Pnu is ΣPnui in which i=1, 2, . . . , 7, Pnui is 1/(vti·fi), vti is [DTni/(ni−1)−CTEi]−1, fi is an effective focal length of an i-th lens, ni is a refractive index of the i-th lens, DTni is a rate (dni/dT) of change of the refractive index according to a temperature of the i-th lens, and CTEi is a thermal expansion coefficient of the i-th lens.
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公开(公告)号：US20240142744A1
公开(公告)日：2024-05-02
申请号：US18461895
申请日：2023-09-06
Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
Inventor： Eun Chong LEE , Hwan Soo PARK , Kyu Min CHAE , Hyuk Joo KIM
IPC: G02B7/02
Abstract: A lens module is provided. The lens module includes a first lens, a second lens, and a third lens sequentially disposed from an object side to an imaging side, a first spacing member disposed between the first lens and the second lens and having a first passage extending in a direction that intersects an optical axis, a second spacing member disposed between the second lens and the third lens and having a second passage extending in a direction that intersects the optical axis, and a lens barrel configured to accommodate the first lens, the second lens, the third lens, the first spacing member and the second spacing member, and configured to have a first connection passage disposed on an inner side surface and connected to the first passage and the second passage.
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公开(公告)号：US20220413264A1
公开(公告)日：2022-12-29
申请号：US17406298
申请日：2021-08-19
Applicant: Samsung Electro-Mechanics Co., Ltd.
Inventor： Hag Chul KIM , Eun Chong LEE , Yong Joo JO , Ga Young AN
Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially disposed in numerical order along an optical axis of the optical imaging system from an object side of the optical imaging system toward an imaging plane of the optical imaging system, wherein the first to seventh lenses are spaced apart from each other along the optical axis, and the optical imaging system satisfies 0.4
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