Optotune Ag

Optotune Switzerland Ag

Optotune Consumer Ag

Other

Knowles Electronics, Inc.

Nextlens Switzerland Ag

Manuel Aschwanden

David Niederer

Roman Patscheider

Stephan Smolka

Christopher Laning

Pit Gebbers

Marcel Suter

Michael Büeler

Michael Bueeler

Markus Geissner

Chris Laning

Chauncey Gratzel

Johannes Haase

Daniel Borer

Wolfgang Zesch

Michael Zihlmann

David Leuenberger

Mark Ventura

Charles William King

Daniel Max Warren

Dennis Ray Kirchhoefer

Erik Hebestreit

Thomas Kern

Damian Schneider

Felix Arnold

Xavier Palou Garcia

Alan Cortizo

Aaron Gerratt

Andreas Brändle

Frank Bose

Marta Vidiella Del Blanco

Jochen Hotzel

David Stadler

Alexandre Larmagnac

Matthias Walser

Anja Stobbe-Kreemers

Dávid Almási

Philipp Waibel

Selina Casutt

Chauncey Graetzel

Thomas Kem

Thomas Schmidhausler

Christoph Romer

Shu-Heng Yang

Chancey Gratzel

Chauncey Grätzel

The present invention relates to a method for producing at least one optical component (), comprising the steps of: a) Providing at least one cavity (), wherein the at least one cavity () is delimited on a first side by a surface () of a first membrane portion (), wherein a shape of the first membrane portion () is adjustable; b) Filling a material () into the at least one cavity () for forming at least one optical component (), such that the material () contacts a surface () of the first membrane portion (); c) Adjusting the shape of the first membrane portion (); d) Curing the material () filled into the at least one cavity () so that the material () forms a first interface (e.g. a first optical surface) () of the at least one optical component (), which first interface () comprises a shape defined by a shape of the surface () of the first membrane portion ().

Rapid prototyping of optical components, particularly lenses, for producing customized optical surface shapes

Tunable lens () comprising a fluidic volume (), a flexible membrane () and a shaping element (), wherein the membrane () delimits the fluidic volume () on one side, the shaping element () is attached to the membrane (), the shaping element () surrounds an optically active region of the membrane, the shaping element () is arranged to alter optical properties of the tunable lens () by deflection, in top view the shaping element () has a non-circular contour (), wherein the contour () extends within an imaginary circumcircle (), and the amount of deflection of the shaping element () is proportional to a lateral distance of the contour () to the circumcircle ().

Tunable lens and method for operating a tunable lens

The invention relates to an optical device () for enhancing the resolution of an image or for reducing speckle noise.

Optical device for enhancing resolution of an image or for reducing speckle noise

Tunable optical device comprising an optical element, an actuator and a transmission unit, wherein the transmission unit comprises a first fiber, the first fiber is arranged to transmit a tensile force from the actuator to the optical element, and the tensile force result in a change of an optical property of the optical element.

Tunable optical device

The invention relates to a tiltable mirror device () comprising the components:

Tiltable mirror device

Objective comprising a lens barrel, an actuator and a tunable lens, wherein the tunable lens comprises a primary membrane and a secondary membrane delimiting a liquid volume on opposing sides along an axial direction, the tunable lens comprises a container delimiting the liquid volume in lateral directions, wherein the lateral directions extend perpendicularly with respect to the axial direction, and the primary membrane and the secondary membrane are attached to opposing sides of the container, the tunable lens comprises a window member which is attached to the secondary membrane, wherein the secondary membrane connects the window member and the container elastically, wherein relative motion of the window member and the container along the axial direction results in a change of an optical property of the tunable lens, the window member or the container is fixedly attached to the lens barrel, the actuator is arranged to provide an actuation force along the axial direction, wherein the actuation force acts between the tunable lens and the lens barrel, and the actuation force results in a relative motion of the window member with respect to the container.

Objective

The present invention relates to An optical device (), particularly for an ophthalmic device, comprising: a container () enclosing an internal space () of the container (), wherein the internal space () is filled with a transparent liquid (L), and wherein the container () comprises a transparent bottom () and a transparent and elastically deformable membrane () opposing said bottom () such that the liquid (L) is arranged between the membrane () and the bottom (), a deformable annular lens shaping element () connected to the membrane () so that a circumferential edge () of the lens shaping element () defines a central area () of the membrane () so that light can pass through the container () via the central area () and the bottom (), wherein in a non-deformed state said edge () lies in a plane, and an adjustable spherical power and an adjustable cylindrical power, wherein for adapting the cylindrical power of the optical device (), the lens shaping element () is configured to be bent out of said plane (P).

Shape changing optical device for ophthalmic testing devices

The invention relates to an optical device, comprising: a lens having an adjustable focal length. According to the invention, a light source which is configured to emit light that is affected by said lens and impinges on at least a first photosensitive element, which is designed to generate a first output signal corresponding to the intensity of light impinging on it, wherein the first photosensitive element is configured to measure only a portion of the intensity distribution of said emitted light, and wherein the light source, the lens and the first photosensitive element are configured such that a change of the focal length of said lens changes the intensity distribution of the emitted light that impinges on the first photosensitive element, so that each focal length of the lens is associated to a specific first output signal generated by the first photosensitive element.

Optical device, particularly for tuning the focal length of a lens of the device by means of optical feedback

The invention relates to a lens () having an adjustable focal length, comprising: a container () enclosing an internal space () of the container (), wherein the internal space () is filled with a transparent liquid (L), and wherein the container () comprises a circumferential lateral wall () surrounding said internal space (), wherein the lateral wall () is connected to a transparent cover element () and to a transparent and elastically deformable membrane () such that the liquid (L) is arranged between the membrane () and the cover element (), an annular lens shaper () connected to the membrane () so that an inner circumferential edge () of the lens shaper () defines a central area () of the membrane () and light passing said area () is refracted depending on a curvature of said area (), and an actuator configured to move the lens shaper () towards or away from the cover element () to adjust said curvature of said area () of the lens () and therewith the focal length of the lens (), wherein for moving the lens shaper (), the actuator comprises a coil () integrated into the lateral wall (), wherein the actuator is configured to generate an electrical current in the coil () so that the coil () generates a magnetic field to move the lens shaper ().

Compact liquid lens having an adjustable focal length

The invention relates to a liquid lens () with an adjustable optical power comprising at least the following components:

Liquid lens having a fixed lens shaping element and a movable transparent window

Carrier arrangement () for an optical device () comprising a first carrier () and a second carrier (), which are rotatable relative to each other about a first axis () that is defined by a first bearing means (), wherein the first bearing means () is arranged between the first carrier () and the second carrier () and comprises at least one pin (), preferably two pins, with a longitudinal axis (), wherein the pin () is arranged such that its longitudinal axis () is essentially parallel to the first axis (), wherein a first portion () of the pin () is attached to the first carrier () and a second portion () of the pin is moveably arranged in a notch () of the second carrier (), or wherein the first portion () of the pin () is attached to the second carrier () and the second portion () of the pin () is moveably arranged in a notch () of the first carrier (), the notch () comprising at least two support surfaces () that are designed such that the second portion () of the pin () is supported in two circumferential sections by the notch (), the carrier arrangement () further comprising a preload element () that is designed to exert a preload force () on the pin ().

Carrier arrangement for an optical device

The invention relates Tunable prism () for optical image stabilization, comprising the components: —A container () that comprises a membrane () comprising at least a transparent portion, the container () further comprising a transparent rigid bottom portion () facing the membrane (), wherein the membrane () is connected to the bottom portion (), and wherein the container () encloses a volume () that is filled with a transparent fluid (), —A transparent window () arranged on the membrane (), wherein the membrane () comprises a deformable portion () extending around an outer edge () of the window (), such that the window () can be tilted around a first and/or a second axis () with respect to the bottom portion (). The invention further relates to an imaging system () comprising the tunable prism ().

Tunable prism for optical image stabilization

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.

Liquid lens with a laterally arranged pump portion

The invention relates to an optical device (), comprising: at least a first lens () having an adjustable focal length, wherein the first lens () comprises a container () comprising at least one reservoir volume () and a lens volume () which are in flow communication via a channel () and filled with a transparent fluid (F), and wherein the container () comprises a stretchable transparent membrane () and a transparent lens shaper () that is immersed in the fluid (F) and connected to the membrane (), so that the lens shaper () defines a curvature-adjustable area () of the membrane (), and wherein the container () comprises a transparent back wall () facing the membrane (), wherein the fluid (F) is arranged between the membrane () and the back wall (). According to the present invention, the at least one reservoir volume () is covered by a wall (), wherein a plunger () for interacting with an actuator part (e.g. an electropermanent magnet ()) is arranged in the at least one reservoir volume () and connected to the wall () so that fluid (F) is pumped from the lens volume () into the at least one reservoir volume () when the plunger () is attracted h the electropermanent magnet () whereby the curvature of the curvature-adjustable area () and therewith said focal length is changed.

Tunable non-round spectacles with immersed lens shaper

Growing community of inventors

Allenwinden, Switzerland

Manuel Aschwanden