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公开(公告)号：US20230375819A1
公开(公告)日：2023-11-23
申请号：US18258561
申请日：2021-12-21
CPC分类号： G02B26/004 , G02B26/0858 , G02B26/0825
摘要： The invention relates to a tunable optical component (100) comprising a liquid chamber (101), a flexible membrane (1), a shaping element (3), and an actuator (2), wherein the liquid chamber (101) is filled with a liquid (102), the membrane (1) delimits the liquid chamber (101), the membrane (1) is attached to the shaping element (3), the shaping element (3) has a ring shape, wherein the shaping element (3) surrounds an optically active area (10) of the membrane (1), the actuator (2) comprises multiple piezo units (20), the piezo unit (20) is coupled to a counterpart (203) in a releasable force-fitting manner, the piezo unit (20) is arranged to move the counterpart (203), and wherein the relative movement of the counterpart (203) and the piezo unit (20) results in a movement of the liquid (102), which causes a change of an optical property of the optically active area (10).
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公开(公告)号：US20230185050A1
公开(公告)日：2023-06-15
申请号：US18063131
申请日：2022-12-08
发明人： Manuel Aschwanden
摘要： An optical device is suggested, which comprises a container (2) enclosing an internal space (3), wherein the internal space (3) is filled with a transparent liquid (4), and wherein the container (2) comprises a transparent bottom (5) and a transparent and elastically deformable membrane (6) opposing said bottom (5) such that the liquid (4) is arranged between the membrane (6) and the bottom (5), a circumferential lens shaping element (10) connected to the membrane (6) so that a circumferential edge of the lens shaping element (10) defines a central area (8) of the membrane (6) so that light can pass through the container (2) via the central area (8) and the bottom (5), wherein the lens shaping element (10) is deformable and comprises a plurality of actuation points (11), wherein in each of the actuation points (11) the lens shaping element (10) is moveably mounted with respect to the transparent bottom (5) by a bearing means (12) and wherein at least one actuation point (11) is displaceable with respect to the transparent bottom (5).
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公开(公告)号：US20230026802A1
公开(公告)日：2023-01-26
申请号：US17870915
申请日：2022-07-22
摘要： Tunable optical device comprising an actuator, a transmission element, a mount and an optical component, wherein the optical component comprises a window member and a ring member, wherein an optical property of the optical component is adjustable by altering the position of the ring member with respect to the window member. The actuator is arranged to generate an actuation force along an axial direction, the transmission element is arranged to transmit the actuation force from the actuator to the optical component, the transmitted actuation force alters the position of the ring member with respect to the window member. The transmission element comprises a bridge portion and a meander portion, wherein the bridge portion couples the ring member to the actuator and the window member is attached to the mount, or the bridge portion couples the window member to the actuator and the ring member is attached to the mount. The meander portion couples the bridge portion to the mount, and a stiffness of the bridge portion is larger than a stiffness of the meander portion along the axial direction, and a stiffness of the meander portion in directions obliquely with respect to the axial direction is larger than the stiffness of the meander portion along the axial direction.
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公开(公告)号：US12072547B2
公开(公告)日：2024-08-27
申请号：US18295272
申请日：2023-04-04
CPC分类号： G02B7/005
摘要： Carrier arrangement (1) for an optical device (16) comprising a first carrier (2) and a second carrier (3), which are rotatable relative to each other about a first axis (8) that is defined by a first bearing means (7), wherein the first bearing means (7) is arranged between the first carrier (2) and the second carrier (3) and comprises at least one pin (9), preferably two pins, with a longitudinal axis (10), wherein the pin (9) is arranged such that its longitudinal axis (10) is essentially parallel to the first axis (8), wherein a first portion (17) of the pin (9) is attached to the first carrier (2) and a second portion (18) of the pin is moveably arranged in a notch (10) of the second carrier (3), or wherein the first portion (17) of the pin (8) is attached to the second carrier (3) and the second portion (18) of the pin (9) is moveably arranged in a notch (11) of the first carrier (2), the notch (11) comprising at least two support surfaces (30, 31) that are designed such that the second portion (18) of the pin (9) is supported in two circumferential sections by the notch (11), the carrier arrangement (1) further comprising a preload element (19, 22, 26) that is designed to exert a preload force (20, 23, 27) on the pin (9).
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5.发明公开公开(公告)号：US20230347604A1
公开(公告)日：2023-11-02
申请号：US17998676
申请日：2021-05-12
发明人： Manuel ASCHWANDEN , David Andreas NIEDERER , Roman PATSCHEIDER , Michael ZIHLMANN , Christopher LANING , Marta VIDIELLA DEL BLANCO
IPC分类号： B29D11/00
CPC分类号： B29D11/00134 , B29D11/00557
摘要： The present invention relates to a method for producing at least one optical component (1), comprising the steps of: a) Providing at least one cavity (2), wherein the at least one cavity (2) is delimited on a first side by a surface (3a) of a first membrane portion (3), wherein a shape of the first membrane portion (3) is adjustable; b) Filling a material (4) into the at least one cavity (2) for forming at least one optical component (1), such that the material (4) contacts a surface (3a) of the first membrane portion (3); c) Adjusting the shape of the first membrane portion (3); d) Curing the material (4) filled into the at least one cavity (2) so that the material (4) forms a first interface (e.g. a first optical surface) (1a) of the at least one optical component (1), which first interface (1a) comprises a shape defined by a shape of the surface (3a) of the first membrane portion (3).
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公开(公告)号：US20230324644A1
公开(公告)日：2023-10-12
申请号：US18295272
申请日：2023-04-04
IPC分类号： G02B7/00
CPC分类号： G02B7/005
摘要： Carrier arrangement (1) for an optical device (16) comprising a first carrier (2) and a second carrier (3), which are rotatable relative to each other about a first axis (8) that is defined by a first bearing means (7), wherein the first bearing means (7) is arranged between the first carrier (2) and the second carrier (3) and comprises at least one pin (9), preferably two pins, with a longitudinal axis (10), wherein the pin (9) is arranged such that its longitudinal axis (10) is essentially parallel to the first axis (8), wherein a first portion (17) of the pin (9) is attached to the first carrier (2) and a second portion (18) of the pin is moveably arranged in a notch (10) of the second carrier (3), or wherein the first portion (17) of the pin (8) is attached to the second carrier (3) and the second portion (18) of the pin (9) is moveably arranged in a notch (11) of the first carrier (2), the notch (11) comprising at least two support surfaces (30, 31) that are designed such that the second portion (18) of the pin (9) is supported in two circumferential sections by the notch (11), the carrier arrangement (1) further comprising a preload element (19, 22, 26) that is designed to exert a preload force (20, 23, 27) on the pin (9).
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公开(公告)号：US20240288688A1
公开(公告)日：2024-08-29
申请号：US18600723
申请日：2024-03-10
CPC分类号： G02B27/0025 , G02B3/14 , G02B26/004
摘要： The invention relates to a lens having an adjustable optical power comprising a container with a frame structure delimiting a lens volume and a reservoir volume, wherein the lens volume and the reservoir volume are fluidically connected and comprise a liquid, wherein both volumes have at least one opening that are laterally shifted to each other and wherein each opening is covered by two elastically deformable membrane portions, wherein in the space enclosed between the membrane portions for each opening another liquid enclosed in. The invention further teaches a piston structure that is arranged to adjust a pressure in the reservoir volume such as to control a focal strength of the lens volume.
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公开(公告)号：US20240019682A1
公开(公告)日：2024-01-18
申请号：US18351510
申请日：2023-07-13
IPC分类号： G02B26/00
CPC分类号： G02B26/004
摘要： The invention relates to an arrangement for a tunable lens, which comprises a deformable lens shaping element (1) with a central axis (2) and a radial axis (5) and with a perimetrical edge (3) that extends about the central axis (2) and wherein the perimetrical edge (3) is designed to interact and mechanically deform a membrane of the tunable lens in order to change at least one optical property of the tunable lens. The arrangement further comprises a moveable adjustment element (13), which is mechanically coupled to the lens shaping element (1) by a bearing, wherein the bearing limits an axial translational degree of freedom (7), such that an axial force is transmittable between the lens shaping element (1) and the adjustment element (13) parallel to the central axis (2) and wherein the bearing provides a radial rotational degree of freedom (12) for a relative rotation between the lens shaping element (1) and the adjustment element (13) about the radial axis (5).
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公开(公告)号：US20230282143A1
公开(公告)日：2023-09-07
申请号：US18178539
申请日：2023-03-06
IPC分类号： G09G3/00
CPC分类号： G09G3/007 , G09G2340/0407
摘要： The present invention relates to Carrier device (1) for carrying an optical element (2), comprising: a platform (P) defining a plane (P1), a base (S), a spring structure (3) connecting the platform to the base so as to allow tilting of the platform with respect to the base about a least a first axis (A) extending parallel to said plane, a first magnet (M1) and a first coil (C1), wherein the first magnet is connected to the platform and the first coil (C1) is connected to the base, or wherein the first magnet is connected to the base and the first coil (C1) is connected to the platform (P), and wherein the first magnet (M1) is magnetized parallel to said plane (P1), wherein the first coil (C1) comprises a first coil section (10) opposing the first magnet (M1), such that an electrical current flowing through the first coil section (10) generates a Lorentz force in a direction extending at an angle in the range from 88° to 92° with respect to said plane (P1) such that a tilting of the platform (P) is caused, and wherein the platform (P), the base (S), the first magnet (M1) and the first coil section (10) are arranged in a common extension plane running parallel to said plane (P1).
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公开(公告)号：US20240076453A1
公开(公告)日：2024-03-07
申请号：US18451370
申请日：2023-08-17
CPC分类号： C08G77/24 , C08K5/0016 , C08K5/005 , G02B3/12 , C08G77/80
摘要： The present invention relates to a liquid for an optical tuneable device, wherein the optical tuneable device comprises a volume and a membrane and wherein the volume is filled with a liquid comprising
at least one compound of formula (I),
at least one additive, particularly wherein the at least one additive is selected from the group of a protecting agent, a stabiliser, a tracer, a buffer and/or a surface tension adjustment agent.
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