Abstract: The invention relates to a tiltable mirror (1) for optical image stabilization in an optical imaging system (100), the tiltable mirror (1) comprising—a rigid mirror substrate (1S) with a planar reflective layer (1R) on a front side of the mirror substrate (1S) for reflecting incident light (500) in an optical imaging system (100), —a mirror frame (1F), wherein the mirror substrate (1S) is arranged tiltably in the mirror frame (1F), —an actuator (2) for tilting the mirror substrate (1S) around a primary (x) and a secondary (y) tilt axis with respect to the mirror frame (1F). The invention further relates to an optical imaging system comprising a tiltable mirror (1) according to the invention.

Abstract: Optical element (1) comprising a first window (21) and a second window (22), wherein the first window (21) is connected to the second window (22) by an elastic membrane (41) such that the first window (21), the second window (22) and the membrane (41) enclose a deformable, sealed volume (42), which is filled with a fluid, wherein at least one first actuator (51) is arranged to tilt the first window (21) with respect to the second window (22) around a first tilting axis (81) in a first direction, wherein the first actuator (51) comprises a Shape Memory Alloy and has the shape of a wire.

Abstract: 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 th

Abstract: The invention relates to a liquid lens (1) with an adjustable optical power comprising at least the following components: a lens volume (VL) with a first transparent liquid (L1) arranged between a first transparent membrane (21) and a second transparent membrane (22) opposite the first membrane (21), wherein the first membrane (21) has a first side (21-1) facing outwards the lens volume (VL) and a second side (21-2) facing in the opposite direction particularly toward the lens volume (VL), wherein the second membrane (22) has a first side (22-1) facing toward the lens volume (VL) and a second side (22-2) facing in the opposite direction particularly outward the lens volume (VL), a lens shaping element (3) arranged on the first membrane (21), the lens shaping element (3) having a circumferential aperture (3a) defining a lens area (21a) of the first membrane (21) having an adjustable curvature, a rigid transparent window element (5) connected to the second membrane (22) covering a window portion (22a) of the

Abstract: The present invention relates to an optical device (1), comprising: a container (10) enclosing an internal space (11) of the container (10), the internal space (11) being filled with a transparent liquid (12), wherein the container (10) comprises a transparent and elastically deformable membrane (13) delimiting said internal space (11) at least partially, wherein the container (10) further comprises a transparent rigid optical element (2) being connected to said membrane (13), the rigid optical element (2) comprising an optical surface (20) facing the membrane (13), the rigid optical element (2) being configured to receive light (L) for passing the light (L) through the transparent liquid (12) residing in the internal space (11) of the container (10), wherein the optical device (1) further comprises a supporting structure (3) supporting the rigid optical element (2) so that the rigid optical element (2) is tiltable about at least a first tilting axis (X) extending along said optical surface (20) of the rigid

Abstract: Optical element (1) comprising a sealed volume (15), a first window (11), a second window (12) and a membrane (13), wherein the membrane (13) encloses the sealed volume (15) in lateral directions and the membrane (13) encloses the sealed volume (15) in directions perpendicular to lateral directions, or the first window (11) and the second window (12) enclose the sealed volume (15) in directions perpendicular to lateral directions, wherein the sealed volume (15) is deformable by tilting the first window (11) with respect to the second window (12), wherein the first window (11) and the second window (12) being spaced apart by a solid structure (14), and the solid structure (14) is arranged to guide a motion of the first window (11) with respect to the second window (12), so that a pressure in the sealed volume (15) is constant.

Abstract: Focus system (1) comprising an imaging objective (10) with an optical element (100), two emitters (20) for emitting a beam (200) respectively, wherein the imaging objective (10) is arranged to depict an object (3) located in an object plane (30) in an image plane (31), the optical element is arranged to adjust a distance (300) from the object plane (30) to the imaging objective (10), the beams (200) are transmitted through or reflected by the optical element (20), and the beams (200) intersect at the object plane (30).

Abstract: Optical zoom system comprising an image sensor, an objective having multiple refractive surfaces and a focus tunable lens which has a tunable optical power, an expansion unit which is arranged to alter a total track length, wherein in the total track length is measured from a first refractive surface of the objective to the image sensor along the optical path.

Abstract: Imaging optical system comprising an objective with a compensation plate and an imaging sensor, wherein the objective is arranged to image objects which are arranged in an object plane in an image plane, a distance from the object plane to the objective is adjustable, the image sensor is arranged to capture the image in the image plane, a thickness of the compensation plate along the optical axis of the objective is adjustable, and the thickness depends on the distance.

Abstract: The present invention relates to a lens (1) having an adjustable optical power, wherein the lens (1) comprises a container (2), wherein the container (2) comprises: a lens volume (V) filled with a transparent fluid (F1), a reservoir volume (R1) filled with the transparent fluid (F1) and connected to the lens volume (V), a frame structure (3) forming a lateral wall of the container (2), wherein the frame structure comprises a first recess (30) for accommodating at least a portion of the lens volume (V), and wherein the frame structure (3) comprises a second recess (31) for accommodating at least a portion of the reservoir volume (R1), an elastically deformable and transparent membrane (4) connected to the frame structure, a lens shaping element (5) connected to the membrane, wherein the lens shaping element (5) comprises a circumferential edge (50a) defining an area (4a) of the membrane (4) having an adjustable curvature, a transparent bottom wall (6) connected to the frame structure (3) so that the lens volum

Abstract: The invention relates to an optical system (1) comprising a solid lens barrel (2) for optical elements (3), wherein the lens barrel (2) extends along an optical axis (100) of the optical system (100), the lens barrel (2) holding a plurality of optical elements (3), the plurality comprising a lens system (5), comprising at least one solid lens (53), and a first lens (6) having an adjustable focal length, wherein the first lens (6) comprises a container (62) filled with a transparent fluid, wherein the container (62) comprises an elastically deformable and transparent membrane (61) facing a transparent bottom portion (67) of the container (62), wherein the lens barrel (2) has a first and a second opening (22, 22?) facing along the optical axis (100), wherein the first and/or the second opening (22, 22?) is configured to receive the lens system (5), wherein the lens barrel (2) has a first slot (24) extending perpendicular to the optical axis (100), wherein the first lens (6) is inserted through the first slot (2

Abstract: The invention relates to a tiltable mirror (1) for optical image stabilization in an optical imaging system (100), the tiltable mirror (1) comprising—a rigid mirror substrate (1S) with a planar reflective layer (1R) on a front side of the mirror substrate (1S) for reflecting incident light (500) in an optical imaging system (100),—a mirror frame (1F), wherein the mirror substrate (1S) is arranged tiltably in the mirror frame (1F),—an actuator (2) for tilting the mirror substrate (1S) around a primary (x) and a secondary (y) tilt axis with respect to the mirror frame (1F). The invention further relates to an optical imaging system comprising a tiltable mirror (1) according to the invention.

Abstract: The present invention relates to an actuator 1 for an optical device 100, comprising a movable mover 10 comprising a coil 11, wherein the mover 10 is configured to be connected to a piston 70 for moving the piston 70, a support structure (20) wherein the mover (10) is movable with respect to the support structure (20), and two magnet structures (30, 31) configured to interact with the coil (11) to move the mover (20) and therewith the piston (70), wherein the two magnet structures (30, 31) are connected to the support structure (20) such that the coil (11) is arranged between the two magnet structures (30, 31).

Abstract: The invention relates to a lens (1) having an adjustable focal length, comprising: a container (2) enclosing an internal space (3) of the container (2), wherein the internal space (3) is filled with a transparent liquid (L), and wherein the container (2) comprises a circumferential lateral wall (20) surrounding said internal space (3), wherein the lateral wall (20) is connected to a transparent cover element (21) and to a transparent and elastically deformable membrane (22) such that the liquid (L) is arranged between the membrane (22) and the cover element (21), an annular lens shaper (4) connected to the membrane (22) so that an inner circumferential edge (40) of the lens shaper (4) defines a central area (23) of the membrane (22) and light passing said area (23) is refracted depending on a curvature of said area (23), and an actuator configured to move the lens shaper (4) towards or away from the cover element (21) to adjust said curvature of said area (23) of the lens (1) and therewith the focal length of

Abstract: The invention relates to a lens having an adjustable optical power comprising a container with a frame structure, wherein the frame structure delimits a lens volume and a reservoir volume at least partially in a lateral direction, wherein the lens volume and the reservoir volume are fluidically connected, a first opening extending through the frame structure, wherein the lens volume is arranged at least partially in the first opening, a bottom structure and an elastically deformable transparent first membrane delimit the lens volume on opposite sides of the first opening, a second opening extending through the frame structure, wherein the reservoir volume is arranged at least partially in the second opening, a further membrane portion delimits the reservoir volume on one side of the second opening, a transparent second membrane separating a first volume filled with a first liquid from a second volume filled with a second liquid, the first volume and the second volume are arranged in the lens volume, and a

Abstract: The present invention relates to an optical device (1), comprising a lens (10) having an adjustable focal length, the lens (10) comprising a container (11) that encloses a lens volume (V) and a reservoir volume (R) that is connected to the lens volume (V), wherein the two volumes (R, V) are filled with a transparent liquid (L), wherein the container (11) further comprises a flat lateral wall structure (12) having a front side (12a) and a back side (12b), an elastically deformable and transparent membrane (20), a transparent cover element (30), and an elastically deformable wall portion (22), wherein the membrane (20) is connected to the back side (12b) of the lateral wall structure (12), wherein the cover element (30) is connected to the front side (12a) of the lateral wall structure (12) such that the lens volume (V) is arranged between the cover element (30) and the membrane (20), and wherein the wall portion (22) is arranged adjacent the reservoir volume (R), and wherein the wall portion (R) comprises an i

Abstract: The present invention relates to an optical zoom device (1), comprising: a first lens (31) having an adjustable focal length and comprising a container (41) filled with a transparent fluid (F), wherein the container (41) of the first lens (31) comprises an elastically deformable and transparent membrane (61) facing a transparent wall (21) of the container (41) of the first lens (31), a second lens (32) having an adjustable focal length, wherein the second lens (32) is arranged after the first lens (31) in an optical path (A) of the optical zoom device (1), wherein the second lens (32) comprises a container (42) filled with a transparent fluid (F), wherein the container (42) of the second lens (32) comprises an elastically deformable and transparent membrane (62) facing a transparent wall (22) of the container (42) of the second lens (32), and a light deflecting device (70) arranged in the optical path (A), wherein the second lens (32) is arranged after the light deflecting device (70) in the optical path (A).

Abstract: The present invention relates to a tunable prism for deflecting light incident on the tunable prism in a variable fashion, wherein the tunable prism comprises: a member comprising a transparent and flexible first surface, a transparent and flexible second surface that faces away from the first surface, and an optical medium arranged between the two surfaces, such that light (L) incident on the first surface passes through the optical medium and exits the member via the second surface, whereby the light (L) is deflected by the member depending on an angle (W) between the two surfaces, a rigid first optical element comprising a surface area connected to the first surface, a rigid second optical element comprising a surface area connected to the second surface, and an actuator system configured to tilt the first optical element and/or the second optical element to tune said angle.