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公开(公告)号：US12013592B2
公开(公告)日：2024-06-18
申请号：US17877276
申请日：2022-07-29
发明人： Jung Hui Ko , Yong Joo Jo
CPC分类号： G02B9/64 , G02B13/0045
摘要： An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, and an eighth lens, which are sequentially arranged from an object side optical imaging system. The first lens has positive refractive power and the second lens has positive refractive power. At least one of the lenses has negative refractive power with a refractive index greater than 1.68.
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公开(公告)号：US11966100B2
公开(公告)日：2024-04-23
申请号：US17206284
申请日：2021-03-19
发明人： Jin Hwa Jung , Yong Joo Jo , Young Suk Kang
CPC分类号： G02B9/62 , G02B13/02 , G02B27/0025
摘要： An optical imaging system includes a first lens, a second lens, a third lens including a concave object side surface, a fourth lens, a fifth lens, and a sixth lens sequentially disposed from an object side toward an image side. The optical imaging system satisfies 0.7
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公开(公告)号：US11906709B2
公开(公告)日：2024-02-20
申请号：US18087256
申请日：2022-12-22
发明人： Jin Hwa Jung , Yong Joo Jo
CPC分类号： G02B13/0045 , G02B9/64
摘要： An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens having a negative refractive power, a fifth lens having a negative refractive power, a sixth lens, and a seventh lens having a positive refractive power. The first lens to seventh lens are sequentially disposed in a direction from an object side toward an imaging plane.
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公开(公告)号：US11892607B2
公开(公告)日：2024-02-06
申请号：US17568140
申请日：2022-01-04
发明人： Yong Joo Jo
CPC分类号： G02B13/0045 , H04N23/54
摘要： An optical system includes: a first lens having refractive power; a second lens having refractive power; a third lens having refractive power and comprising an image-side surface which is convex in a paraxial region; a fourth lens having refractive power; a fifth lens having refractive power and comprising an image-side surface which is concave in the paraxial region; a sixth lens having refractive power; and a stop disposed in front of an object-side surface of the first lens. The first to sixth lenses are sequentially disposed from an object side. A radius of the stop SD and an overall focal length of the optical system f satisfy: 0.2
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公开(公告)号：US11860449B2
公开(公告)日：2024-01-02
申请号：US17099004
申请日：2020-11-16
发明人： Jae Hyuk Huh , Jae Hyun Baik , Yong Joo Jo
CPC分类号： G02B9/64 , G02B27/0025 , G02B3/04 , G02B13/18
摘要： 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 ascending numerical order along an optical axis of the optical imaging system from an object side of the optical imaging system toward an imaging surface of an image sensor, wherein a conditional expression f/f2+f/f3
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公开(公告)号：US11808920B2
公开(公告)日：2023-11-07
申请号：US17106248
申请日：2020-11-30
发明人： Yong Joo Jo
CPC分类号： G02B13/0045 , G02B5/005 , G02B5/208 , G02B9/60 , G02B27/0025
摘要： An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, and a fifth lens. The first lens includes a convex object-side surface and a concave image-side surface. The second lens includes a concave object-side surface and a concave image-side surface. The third lens includes a concave object-side surface. The fourth lens includes a concave object-side surface. The fifth lens includes a concave object-side surface and a concave image-side surface. The first to fifth lenses are sequentially disposed from an object side toward an imaging plane.
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公开(公告)号：US11796773B2
公开(公告)日：2023-10-24
申请号：US17380382
申请日：2021-07-20
发明人： Yong Joo Jo , Young Suk Kang
IPC分类号： G02B13/00 , G02B9/60 , H04N13/282 , G02B1/04
CPC分类号： G02B13/0045 , G02B9/60 , G02B1/041 , H04N13/282
摘要： There are provided a subminiature optical system having a miniature size and capable of obtaining a narrow view angle using only five sheets of lenses, and a portable device having the same. The subminiature optical system includes a first lens convex toward the object side and having positive refractive power, a second lens concave toward an image side and having negative refractive power, a third lens convex toward the object side and having positive refractive power, a fourth lens concave toward the image plane and having negative refractive power, and a fifth lens convex toward the image plane and having negative or positive refractive power, sequentially from an object side.
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公开(公告)号：US11796764B2
公开(公告)日：2023-10-24
申请号：US17024829
申请日：2020-09-18
发明人： Jae Hyuk Huh , Jin Se Kim , Yong Joo Jo , So Mi Yang
CPC分类号： G02B13/0045 , G02B9/60 , G02B13/0065 , G02B13/02
摘要： A camera module includes a first optical path conversion unit configured to reflect or refract light incident along a first optical axis in a direction of a second optical axis that intersects the first optical axis, a second optical path conversion unit configured to reflect or refract light incident on the second optical axis in a direction of a third optical axis that respectively intersects the first optical axis and the second optical axis, and an optical imaging system disposed between the first optical path conversion unit and the second optical path conversion unit.
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公开(公告)号：US11789241B2
公开(公告)日：2023-10-17
申请号：US17710048
申请日：2022-03-31
发明人： Phil Ho Jung , Yong Joo Jo , Jae Hyun Baik
CPC分类号： G02B13/0045 , G02B9/62 , G02B9/64 , H04N5/265 , H04N23/90
摘要： An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens, sequentially disposed from an object side. The first lens has negative refractive power, an image side surface thereof is concave, and an angle of view of the optical system including the first lens to the sixth lens is 100° or more. When a focal length of the first lens is f1_1, and a total focal length of the optical system including the first lens to the sixth lens is F1, 1.0
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公开(公告)号：US11789239B2
公开(公告)日：2023-10-17
申请号：US17088675
申请日：2020-11-04
发明人： Jae Hyun Baik , Min Hyuk Im , Yong Joo Jo , Ga Young An
CPC分类号： G02B13/0045 , G02B9/64
摘要： 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 optical imaging system satisfies 1
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