Patent application number | Description | Published |
20080229859 | Eye module - An eye module is provided. The eye module includes a casing, an eyeball and a first driving element. The eyeball having a surface is disposed in the casing. The first driving element leans against the surface and drives the eyeball to rotate by a first friction force generated by rotating the first driving element. | 09-25-2008 |
20080316878 | METHOD FOR MEASURING THICKNESS AND MEASURING DEVICE USING THE SAME - A method for measuring thickness of a transparent layer and a measuring device using the same are provided. The transparent layer has a first face, a second face and a normal direction. The method includes the following steps. First, a light beam with a focal point is emitted to the transparent layer. Next, a focus error signal (FES) is generated according to a refracted beam of the light beam. Then, the focal point is moved along the normal direction and passes through the first face and the second face. The FES converts into a first focus error curve and a second focus error curve respectively when the focal point passes through the first and the second face. Afterwards, the thickness of the transparent layer is obtained according to the first focus error curve and the second focus error curve. | 12-25-2008 |
20090032692 | Apparatus of generating an optical tweezers with momentum and method thereof and photo-image for guiding particles - An apparatus of generating an optical tweezers with momentum and method thereof and an optical tweezers photo-image for guiding particles are provided. The apparatus generates at least one optical tweezers on an examined object that carries at least one particle. The apparatus includes a laser source, a diffractive optical element and a convergent lens. The laser beam from the laser source passes through the diffractive optical element to produce a diffractive pattern. The laser beam is then received by the convergent lens and then to be focused on a plane of the examined object. The optic axis of the convergent lens is substantially not perpendicular to the plane of the examined object, so that the laser beam is projected onto the plane of the examined object in a skewed manner for providing a lateral momentum to move the particle. | 02-05-2009 |
20090040620 | DISK STRUCTURE, MANUFACTURING METHOD THEREOF AND OPTICAL TWEEZERS DEVICE USING THE SAME - A disk structure is disposed in an optical tweezers device including a light source for producing incident laser light. The disk structure includes a first substrate, a second substrate and a reflective layer. The second substrate is disposed with respect to the first substrate. One of the first substrate and the second substrate has at least one flow path. The reflective layer, which is adhered to the second substrate, is disposed between the first substrate and the second substrate. After the incident laser light passes through the first substrate and then reaches the reflective layer, the incident laser light is reflected back as reflective laser light by the reflective layer to form reflective laser light. A tweezers light field is formed in the flow path by both the reflective laser light and the incident laser light. | 02-12-2009 |
20090047462 | THREE-LEVEL RECORDING PHASE-CHANGE OPTICAL DISC - A three-level recording phase-change optical disc including a first recording layer, a second recording layer, a third recording layer, a reflective layer, and a dielectric layer is provided. The first recording layer, the second recording layer, and the third recording layer can form three recording regions with three different reflective indexes respectively so as to increase the recording density of the optical disc. | 02-19-2009 |
20090051999 | Optical tweezers controlling device - An optical tweezers controlling device including a light source, an objective lens and a focus adjusting unit is provided. The focus adjusting unit disposed between the light source and the objective lens includes a mirror set and a zoom lens set. The mirror set has at least a mirror. The mirror is rotatable such that after a light of the light source is projected to the mirror, the reflective direction of the light reflected from the mirror is changeable. The zoom lens set has at least a zoom lens disposed in accordance with the mirror. By rotating the mirror or changing the focal length of the zoom lens, the focusing location of the light changes on the focal plane of the objective lens or in the front or the rear of the focal plane. | 02-26-2009 |
20090052038 | Apparatus and method for changing optical tweezers - An apparatus and a method for changing optical tweezers are provided. The apparatus includes a diffractive optical element (DOE), a mask unit and an objective lens. The DOE includes a plurality of phase delay patterns. The mask unit includes a plurality of mask patterns that correspond to the phase delay patterns, respectively, wherein at least a portion of the mask patterns are complementary. A laser beam passing through each phase diffractive pattern correspondingly passes through each mask pattern to generate a compound diffractive pattern. The objective lens receives the compound diffractive pattern and focuses it on an examining object to form an optical tweezers. | 02-26-2009 |
20100108872 | Optical tweezers lifting apparatus - An optical tweezers lifting apparatus is provided. The optical tweezers lifting apparatus includes an optical tweezers and a particle-lifting device. The particle-lifting device includes a substrate and a plurality of electrodes that are disposed on the bottom of a flow path in the substrate. When a dielectrophoresis (DEP) solution with a plurality of floating particles is conducted into the flow path and upon those electrodes and a voltage is applied to these electrodes, these particles would be driven by a negative DEP force to move upward to a specific depth in the flow path. Meanwhile, the optical tweezers of the apparatus is selectively focused at the specific depth in the flow path. | 05-06-2010 |
20120133647 | THREE-DIMENSIONAL IMAGE DISPLAY - A three-dimensional image display includes a liquid crystal display panel, a lenticular layer, and a backlight module, wherein the lenticular layer is disposed on the liquid crystal display panel to separate images generated by the liquid crystal display panel. The backlight module includes a light emitting device and at least one brightness enhancing film. The liquid crystal display panel accepts light from the backlight module and generates a plurality of images. Prisms and lenses are disposed on the brightness enhancing film and the lenticular layer, respectively, wherein orientations of prisms and lenses cross each other. The three-dimensional image display makes the traveling direction of light more perpendicular to the surface of liquid crystal display panel in order to reduce the crosstalk between adjacent images. | 05-31-2012 |
20130010243 | MANUFACTURING METHOD OF ROLLER FOR PHASE RETARDATION FILM, METHOD FOR MANUFACTURING PHASE RETARDATION FILM BY ROLLER AND PHASE RETARDATION FILM THEREFORM - A phase retardation film, a manufacturing method thereof and a manufacturing method of a roller used in the manufacturing method are provided. The phase retardation film includes a base film, a patterned resin layer and a phase retardation layer. The patterned resin layer having a plurality of first regions and a plurality of second regions is formed on the base film. The patterned resin layer includes a submicro-scratch structure. The angle between the direction of the submicro-scratch structure and the extending direction of the first and second regions is 45°. A liquid crystal material is disposed on the submicro-scratch structure of the patterned resin layer to form the phase retardation layer. The phase difference between a first phase retardation and a second phase retardation is 180°. | 01-10-2013 |
20130014628 | MANUFACTURING METHOD OF ROLLER FOR MANUFACTURING PATTERNED RETARDER FILMAANM WU; Lung-HaiAACI Taoyuan CountyAACO TWAAGP WU; Lung-Hai Taoyuan County TWAANM HONG; Cyun-TaiAACI New Taipei CityAACO TWAAGP HONG; Cyun-Tai New Taipei City TWAANM WU; Fung-HsuAACI Taoyuan CountyAACO TWAAGP WU; Fung-Hsu Taoyuan County TW - A method for producing a roller used for manufacturing a retarder film is provided. The method includes providing the roller having a roller surface; providing an embossing tool having an embossing end and embossing the roller surface with the embossing tool. The embossing end has a plurality of first microgroove structures and second microgroove structures. The first and second micro-groove structures are both parallel structures. Each one of the first microgroove structures is symmetric to each one of the second microgroove structures with respect to a symmetry line. An included angle of the symmetry line between each first micro-groove structure and that between each second micro-groove structure are 45±8 degrees. | 01-17-2013 |
20130025342 | MANUFACTURING METHOD OF ROLLER FOR MANUFACTURING PATTERNED RETARDER FILM - A method for producing a roller used for manufacturing a retarder film is provided. The method includes providing a roller having a roller axis and a roller surface; providing an embossing tool having an embossing end; rotating the roller with respect to the roller axis; embossing the roller surface with the embossing tool with a first depth in a first predetermined distance and a second depth in a second predetermined distance; and removing the embossing from the roller surface. The embossing end has a plurality of parallel microgroove structures. The embossing tool embosses the roller surface to generate a first embossing area having a plurality of first embossing patterns and a second embossing area having a plurality of second embossing patterns. | 01-31-2013 |
20130107194 | PATTERNED PHASE RETARDATION FILM AND THE METHOD FOR MANUFACTURING THE SAME | 05-02-2013 |
20130183397 | ENGRAVING APPARATUS - An engraving apparatus of rubbing rollers for manufacturing retarder films is provided. The engraving apparatus comprises a body and an engraving end including a plurality of micro-groove structures. The plurality of micro-groove structures of the engraving end are arranged in parallel or irregularly. The engraving apparatus rubs on the rollers using the engraving end in a predetermined direction. Then the predetermined pattern structures are rubbed on the roller. In the rubbing process, the engraving apparatus can rub different pattern structures backwards and forwards directly without to move the engraving apparatus to the starting position of engraving paths. It keeps the manufacturing speed to manufacture the retarder film for saving the process time and the manufactured retarder film with the accuracy. | 07-18-2013 |
20140240627 | ANTI-PEEPING PRIVACY DEVICE - An anti-peeping privacy device is provided, including a polarizing element, a liquid crystal member and a diffusing element. The liquid crystal member is disposed on the polarizing element. The diffusing element is disposed on the liquid crystal member, comprising a transparent layer and a liquid crystal layer. The transparent layer having a refractive index and adjacent to the liquid crystal member includes a plurality of concave-convex stripe microstructures on the top side thereof, wherein the plurality of concave-convex stripe microstructure is arranged in a direction substantially orthogonal to the polarized light. The liquid crystal layer disposed on the concave-convex stripe microstructures of the transparent resin layer. | 08-28-2014 |
20140268325 | PATTERNED RETARDER FILM - Disclosed herein is a patterned retarder film for 3D display. The patterned retarder film includes a substrate, a patterned retarder layer and a micro-louver structure. The patterned retarder layer on the surface of the substrate has a plurality of first retardation micro structures and a plurality of second retardation micro structures and can split the image into two phase of images to form stereo image; the micro-louver structure is disposed between the substrate and the patterned retarder layer at the boundary of the first retardation micro structures and the second retardation micro structures. The micro-louver structure can decrease the crosstalk of the 3D display at vertical viewing angle and does not decrease the brightness of the 3D display at normal viewing angle. | 09-18-2014 |