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7453646 Fluidic adaptive lens systems and methods  
Fluidic adaptive lens devices, and systems employing such lens devices, along with methods of fabricating and operating such lens devices, are disclosed. In one embodiment, a lens material is...
7446945 Electrowetting device  
An electrowetting device comprises a variable element ( 28 ) and a control system ( 11 ) for the variable element ( 28 ), wherein the control system ( 11 ) is adapted to provide an asymmetric...
7443597 Liquid lens with piezoelectric voltage converter  
An electronic camera module includes a lens or refractive element formed by a pair of immiscible liquids and having optical properties which can be varied by applying a voltage so as to deform the...
7443596 Drop centering device  
A method for centering a drop of liquid ( 2 ) on a given point on a surface ( 4 ). The inventive method consists in forming a bell-mouthed recess ( 6 ), whereby said recess has a curvature at any...
7440193 Wide-angle variable focal length lens system  
A variable focal length microlens system having a base section with a fluid chamber and a fluid pressurization mechanism. A flexible, substantially transparent polymer lens section is fixed above...
7440075 Birefringent optical system  
The invention relates to an optical system comprising a fluid chamber 1 and a birefringent part. The fluid chamber comprises first and second fluids 10, 12 having different indices of...
7438723 Lens system and method for power adjustment using externally actuated micropumps  
An intraocular lens is provided that having optical parameters that may be adjusted in-situ, and is particularly useful in cataract patients that require an adjustment in the optical power of the...
7436598 Variable shape lens  
A variable lens system includes a chamber with an optical axis extending through the chamber. The chamber contains a first fluid and a second fluid in contact over a meniscus extending transverse...
7428105 Objectives as a microlithography projection objective with at least one liquid lens  
The invention relates to an objective designed as a microlithography projection objective for an operating wavelength. The objective has a greatest adjustable image-side numerical aperture NA, at...
7423811 Variable focus optical devices  
Variable focus optical devices, in particular lenses, can include a cavity at least partially defined by a flexible member ( 2 ), which may be retained between engaging portions of a frame member (...
7420744 Ambient environment index of refraction insensitive optical system  
A refractive optical system may be a collimator, focusing optical system, reducer, or expander and includes an entrance optical element, an exit optical element, and a volume disposed between the...
7414794 Optical arrangement of autofocus elements for use with immersion lithography  
An autofocus unit is provided to an immersion lithography apparatus in which a fluid is disposed over a target surface of a workpiece and an image pattern is projected onto this target surface...
7412938 Structured surfaces with controlled flow resistance  
An apparatus comprising a substrate having a surface configured to accommodate a fluid thereover. A plurality of fluid-support-structures are on the surface. Each of the fluid-support-structures...
7408717 Liquid-based optical device, method for controlling such a device and electronic device  
The present invention discloses an optical device comprising a container enclosing an insulating liquid (A) and an electrically susceptible liquid (B), the insulating liquid (A) and the...
7405884 Optical apparatus  
An optical apparatus uses a variable-optical-characteristic optical element whereby focusing, zooming or the like can be effected without moving a lens or the like and the whole optical apparatus...
7394598 Electrowetting optical switch  
A switchable optical element having a first discrete state and a different, second discrete state. The element comprises a fluid system including a first fluid ( 44 ) and a different, second fluid...
7388705 Optical apparatus  
To provide an optical apparatus which controls an interface state to change a focal length by using an optical element having a container sealing first liquid that is conductive or polarized and...
7388648 Lithographic projection apparatus  
A lithographic projection apparatus includes a liquid confinement structure extending along at least a part of a boundary of a space between a projection system and a substrate table. The liquid...
7385765 Optical element  
An optical element includes a sealed container having a first end wall facing a second end wall in a thickness direction, and a sidewall connecting the first and second end walls; a first polar or...
7385764 Objectives as a microlithography projection objective with at least one liquid lens  
The invention relates to an objective designed as a microlithography projection objective for an operating wavelength. The objective has a greatest adjustable image-side numerical aperture NA, at...
7382545 Liquid zoom lens  
A liquid zoom lens mounted on a portable terminal is provided. In the liquid zoom lens, a cylindrical body has upper and lower openings to which one pair of lenses is coupled. An auto-focus lens...
7382544 Devices and related methods for light distribution  
A device for distributing light may comprise a plurality of liquid optical lenses comprising at least one liquid. Each liquid optical lens may have a configuration that is based on a pressure...
7375898 Optical device, optical unit and imager  
An optical device comprises: a liquid container that contains water-based liquid and oil-based liquid that are different in refractive index from each other and immiscible with each other to have...
7369321 Variable-focus liquid lens  
A variable focus liquid lens is formed using two substrates with at least two through holes in at least one of the substrates. One end of each through hole is covered with a distensible membrane,...
7364543 Paired angled rotation scanning probes and methods of use  
Probes, and systems and methods for optically scanning a conical volume in front of a probe, for use with an imaging modality, such as Optical Coherence Tomography (OCT). A probe includes an...
7359124 Wide-angle variable focal length lens system  
A variable focal length microlens system having a base section with a fluid chamber and a fluid pressurization mechanism. A flexible, substantially transparent polymer lens section is fixed above...
7352514 Variable focus lens  
An achromatic electrowetting lens is provided. This is achieved by a particular choice of the parameters n, n 2 , V, and V 2 , wherein n is the refractive index and V is the Abbe number. By...
7342726 Autofocusing optical system of camera module  
An autofocusing optical system of a camera module which can be installed in a subminiature camera module. In the optical system, a first lens group has an overall positive refractive power. A...
7342725 Variable refractive surface  
An optical element ( 200; 300 ) for providing a variable refractive surface. The element comprises a chamber ( 215 ) defined by at least one side wall ( 270 ), with an optical axis ( 90 ) extending...
7339650 Immersion lithography fluid control system that applies force to confine the immersion liquid  
A fluid control system for immersion lithography that uses an optical member such as a lens, a workpiece such as a semiconductor wafer with a surface disposed opposite to the optical member with a...
7333272 Variable-focus lens and fabrication method thereof  
The present invention relates to a variable focus lens. The variable focus lens comprises a fluid chamber having a protrusion formed along one opened end thereof. The fluid chamber is cylindrically...
7333265 Microscope apparatus  
Provided is a microscope having an immersion objective lens, a nozzle, and a liquid supplying mechanism. The immersion objective lens condenses light from a sample through liquid. The nozzle...
7327524 Electrowetting module  
An electrowetting module ( 20 ) comprises a fluid chamber ( 8 ) which contains a first fluid (A) and a second fluid (B), which are separated by an interface ( 14 ), and means to ( 16,17 ) exert a...
7327523 Optical element  
An optical element includes an airtight container having opposing first and second end face walls in a thickness direction, and side walls connecting the first and second end face walls; a first...
7324287 Multi-fluid lenses and optical devices incorporating the same  
The present invention provides a variety of fluid lens configurations that enable beam steering and focus adjustment. For example, according to one aspect of the present invention, a fluid lens is...
7314584 Polymer gel composition and optical device using the same  
The present invention provides a polymer gel composition including: at least two polymer compounds which interact with each other to form a polymer complex; and a liquid. One of the polymer...
7312929 Variable focus liquid lens with reduced driving voltage  
The invention provides a variable focus liquid lens using electrowetting, comprising a conductive first liquid and an insulating second liquid. At least one of the first liquid composed of...
7311398 Variable focus lens  
A variable focus lens for an eye comprising a transparent rear wall, a transparent front wall, a cavity formed between the transparent front wall and the transparent rear wall, first and second...
7310189 Variable beam shaping element  
A beam-shaping element includes a cavity, a first fluid and a second fluid having different indices of refraction. An optical axis extends through the cavity. The cavity has at least one curved...
7301710 Optical system, and optical apparatus  
The invention relates to an optical system that has reduced power consumptions, ensures noiseless operations and fast responses, contributes to cost reductions due to simplified mechanical...
7301709 Imaging optical system with focusing function  
An imaging optical system is provided and has a focusing section including a cemented lens (first and second lenses), which includes first and second fluid materials having different refractive...
7301708 Variable lens  
A variable lens includes a chamber defined by at least one side wall and has an optical axis extending longitudinally through the chamber. The chamber contains a first fluid and a second fluid...
7298559 Variable focus lens and optical device using the same as well as method of manufacturing variable focus lens  
A variable focus lens contains a conductive liquid material portion and an insulative liquid material portion in a cylindrical container and includes a first electrode which applies voltage to the...
7285231 Immersion liquid for water-immersion microscopy  
An immersion liquid for microscopy using water immersion objectives has a refractive index in the range from 1.25 to 1.4 and a kinematic viscosity of greater than 20 mm 2 /s at 20° C.
RE39874 Lens with variable focus  
A variable focus lens comprising a chamber ( 12 ) filled with a first liquid ( 13 ), a drop of a second liquid ( 11 ) being disposed at rest on a region of a first surface of an insulating wall of...
7277231 Projection objective of a microlithographic exposure apparatus  
A projection objective of a microlithographic projection exposure apparatus has a correction device which can correct photoinduced imaging errors without optical elements having to be removed for...
7265910 Optical unit, image taking apparatus and optical finder  
An optical unit capable of freely changing the refractive power and operating with a reduced deterioration in performance, an image taking apparatus having an image taking lens using the optical...
7262924 Optical system and image pickup apparatus including the same  
At least one exemplary embodiment is directed to an optical system which includes a compound optical element including a lens element and a resin layer having different optical characteristics and...
7256932 Optical system for ultraviolet light  
An optical system for ultraviolet light having wavelengths λ≦200 nm, which may be designed in particular as a catadioptric projection objective for microlithography, has a plurality of optical...
7245440 Variable focal lens  
A variable focus lens comprises a chamber containing a conductive liquid ( 5 ) and an insulating liquid ( 4 ) of different refractive indices, the surface of contact between the two liquids forming...
Matches 1 - 50 out of 288 1 2 3 4 5 6 >