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1. 发明公开

EP4235266A2 OPTICAL DEVICE, PARTICULARLY CAMERA, PARTICULARLY COMPRISING AUTOFOCUS, IMAGE STABILIZATION AND SUPER RESOLUTION 审中-实审
公开(公告)号：EP4235266A2
公开(公告)日：2023-08-30
申请号：EP23171740.6
申请日：2017-03-02
申请人： Nextlens Switzerland AG
发明人： ASCHWANDEN, Manuel , GEISSNER, Markus
IPC分类号： G02B27/02
摘要： The present invention relates to Optical device (1), comprising: a transparent and elastically expandable membrane (10),an optical element (20) facing the membrane (10), a wall member (300), wherein the optical element (20) and the membrane (10) are connected to the wall member (300) such that a container (2) with a volume (V) is formed, a fluid (F) residing in said volume (V), and a lens shaping part (11) that is in contact with the membrane (10) for defining a curvature adjustable area (10c) of the membrane (10), which area (10c) faces said optical element (20), and a circumferential lens barrel (50) that surrounds an opening (50c) in which at least one rigid lens (51) is arranged that is held by the lens barrel (50), and an actuator means (40) that is designed to move the optical element (20) in an axial direction (A) with respect to the lens shaping part (11), which axial direction (A) is oriented perpendicular to a plane along which the lens shaping part (11) extends, or to move the lens shaping part (11) in an axial direction (A) with respect to the optical element (20), which axial direction (A) is oriented perpendicular to a plane along which the rigid lens (51) extends so as to adjust the pressure of the fluid (F) residing inside the volume (V) and therewith a curvature of said area (10c).

2. 发明公开

EP4261581A1 IMAGING OPTICAL SYSTEM 审中-实审
公开(公告)号：EP4261581A1
公开(公告)日：2023-10-18
申请号：EP23167330.2
申请日：2023-04-11
申请人： Nextlens Switzerland AG
发明人： GEISSNER, Markus , ASCHWANDEN, Manuel , BOSDAS, Ilias , BEYGI, Mohammad , HOBBIS, Jonathan
IPC分类号： G02B7/08 , G02B27/64
摘要： The invention relates to an imaging optical system (1) comprising a folding component (2) and a tunable optical component (3) that are arranged on an optical path of the optical system (1), wherein the tunable optical component (3) comprises a first optical surface (7), a second optical surface (8) and a deformable internal space (9) between the first optical surface (7) and the second optical surface (8), which internal space (9) is filled with a transparent liquid (11), wherein an optical property of the tunable optical component (3) is adjustable by altering a shape of the internal space (9). The imaging optical system (1) further comprises a moveably mounted cage element (13) that at least partly encloses the folding component (2) and is mechanically coupled to the tunable optical component (3) such that a displacement of the cage element (13) causes a change of the optical property of the tunable optical component (3) and an actuator (14, 15, 16) that is arranged between the folding component (2) and the cage element (13) and the actuator (14, 15, 16) is configured to exert a displacement force to the cage element (13).

3. 发明公开

EP4163682A1 OPTICAL ZOOM DEVICE WITH FOCUS TUNABLE LENS CORES 无效
公开(公告)号：EP4163682A1
公开(公告)日：2023-04-12
申请号：EP22210676.7
申请日：2018-12-04
申请人： Nextlens Switzerland AG
发明人： ASCHWANDEN, Manuel , SMOLKA, Stephan , NIEDERER, David Andreas , GEISSNER, Markus , PATSCHEIDER, Roman
IPC分类号： G02B3/12 , G02B13/00 , G02B3/14
摘要： The present invention relates to an Optical zoom device (1), comprising a first lens (10) having an adjustable focal length and a second lens (20) having an adjustable focal lens, wherein each lens (10, 20) comprises a lens core (11, 21) filled with a transparent fluid (12, 22), wherein the respective lens core (11, 21) comprises a first wall (13, 23) in the form of an elastically deformable membrane and a transparent second wall (14, 24) facing the first wall (13, 23), wherein the fluid (12, 22) is arranged between the two walls (13, 23; 14, 24) of the respective lens core (11, 21), and wherein the respective lens (10, 20) comprises a lens shaping member (15, 25) interacting with the respective membrane (13, 23) for adjusting the focal length of the respective lens (10, 20) and/or for stabilizing an image generated with help of the two lenses (10, 20), wherein the optical zoom device (1) comprises a first and a separate second lens barrel (30, 31), wherein the first lens core (11) is mounted on the first lens barrel (30) and the second lens core (21) is mounted on the second lens barrel (31), wherein the optical zoom device (1) comprises at least one actuator (40) associated to the first lens (10) for generating said interaction of the lens shaping member (15) of the first lens (10) with the membrane (13) of the first lens (10) for adjusting said focal length of the first lens (10), as well as at least one actuator (41) associated to the second lens (20) for generating said interaction of the lens shaping member (25) of the second lens (20) with the membrane (23) of the second lens (20) for adjusting said focal length of the second lens (20).

4. 发明公开

EP4235266A3 OPTICAL DEVICE, PARTICULARLY CAMERA, PARTICULARLY COMPRISING AUTOFOCUS, IMAGE STABILIZATION AND SUPER RESOLUTION 审中-实审
公开(公告)号：EP4235266A3
公开(公告)日：2024-05-15
申请号：EP23171740.6
申请日：2017-03-02
申请人： Nextlens Switzerland AG
发明人： ASCHWANDEN, Manuel , GEISSNER, Markus
IPC分类号： G02B27/02 , G02B3/14 , G02B7/02 , G02B13/00 , G02B27/64 , H02K41/035 , H04M1/02 , H05K1/16 , G02B26/00 , H04N23/55
CPC分类号： G02B7/021 , G02B7/025 , G02B7/028 , G02B13/001 , G02B3/14 , G02B27/646 , H04M1/0266 , H02K41/0356 , H05K1/165 , H04M1/0264 , G02B26/004 , H04N23/55
摘要： The present invention relates to Optical device (1), comprising: a transparent and elastically expandable membrane (10),an optical element (20) facing the membrane (10), a wall member (300), wherein the optical element (20) and the membrane (10) are connected to the wall member (300) such that a container (2) with a volume (V) is formed, a fluid (F) residing in said volume (V), and a lens shaping part (11) that is in contact with the membrane (10) for defining a curvature adjustable area (10c) of the membrane (10), which area (10c) faces said optical element (20), and a circumferential lens barrel (50) that surrounds an opening (50c) in which at least one rigid lens (51) is arranged that is held by the lens barrel (50), and an actuator means (40) that is designed to move the optical element (20) in an axial direction (A) with respect to the lens shaping part (11), which axial direction (A) is oriented perpendicular to a plane along which the lens shaping part (11) extends, or to move the lens shaping part (11) in an axial direction (A) with respect to the optical element (20), which axial direction (A) is oriented perpendicular to a plane along which the rigid lens (51) extends so as to adjust the pressure of the fluid (F) residing inside the volume (V) and therewith a curvature of said area (10c).

5. 发明公开

EP4141505A1 OBJECTIVE 审中-实审
公开(公告)号：EP4141505A1
公开(公告)日：2023-03-01
申请号：EP22190298.4
申请日：2022-08-12
申请人： Nextlens Switzerland AG
发明人： ASCHWANDEN, Manuel , BOSE, Frank , SMOLKA, Stephan
IPC分类号： G02B13/00 , G02B27/64 , G02B3/12 , G02B3/14 , G02B7/02
摘要： Objective (1) comprising a lens barrel (20), an actuator (30) and a tunable lens (10), wherein the tunable lens (10) comprises a primary membrane (101) and a secondary membrane (102) delimiting a liquid volume (100) on opposing sides along an axial direction, the tunable lens (10) comprises a container (103) delimiting the liquid volume (100) in lateral directions, wherein the lateral directions extend perpendicularly with respect to the axial direction, and the primary membrane (101) and the secondary membrane (102) are attached to opposing sides of the container (103), the tunable lens (10) comprises a window member (104) which is attached to the secondary membrane (102), wherein the secondary membrane (102) connects the window member (104) and the container (103) elastically, wherein relative motion of the window member (104) and the container (103) along the axial direction results in a change of an optical property of the tunable lens (10), the window member (104) or the container (103) is fixedly attached to the lens barrel (20), the actuator (30) is arranged to provide an actuation force (300) along the axial direction, wherein the actuation force (300) acts between the tunable lens (10) and the lens barrel (20), and the actuation force (300) results in a relative motion of the window member (104) with respect to the container (103).

6. 发明公开

EP4206777A1 OPTICAL DEVICE COMPRISING A LENS BARREL HAVING A TUNABLE LENS ALLOWING EFFICIENT ALIGNMENT OF THE TUNABLE LENS 审中-实审
公开(公告)号：EP4206777A1
公开(公告)日：2023-07-05
申请号：EP22213585.7
申请日：2022-12-14
申请人： Nextlens Switzerland AG
发明人： ASCHWANDEN, Manuel , HAASE, Johannes , BOSE, Frank , SMOLKA, Stephan , BRÄNDLE, Andreas , BIERN, Sanggyu
IPC分类号： G02B7/02 , G02B3/14 , G02B26/00
摘要： The present invention relates to an optical device (1), comprising: a tunable lens (2) having a tunable optical power, and a lens barrel (3) extending along a central axis (z), the lens barrel (3) comprising a circumferential lateral wall (30) surrounding an internal space (31) of the lens barrel (3) for accommodating the tunable lens (2), wherein the tunable lens (2) is carried by the lens barrel (3) and is at least partially arranged in the internal space (31) of the lens barrel (3) at a height (h) with respect to the central axis (z), wherein the lens barrel (2) comprises a first cross-sectional plane (A) and a second cross-sectional plane (B), said cross sectional planes (A, B) intersecting each other along the central axis (z), wherein the lens barrel (3) comprises at said height (h) of the tunable lens (2) a first diameter (D1) extending along the first cross-sectional plane (A) and a second diameter (D2) extending along the second cross-sectional plane (B), wherein the first diameter (D1) is smaller than the second diameter (D2), and wherein the lens barrel (3) comprises at least one opening (32) formed in the lateral wall (30) in [the vicinity ofJ said first cross-sectional plane (A), wherein the tunable lens (2) is arranged in the internal space (31) adjacent said at least one opening (32).

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