Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 8184371 | Thin film interference filter and bootstrap method for interference filter thin film deposition process control A thin film interference filter system includes a plurality of stacked films having a determined reflectance; a modeled monitor curve; and a topmost layer configured to exhibit a wavelength corresponding to one of the determined reflectance or the modeled monitor cu... | 05/22/2012 |
| 8169705 | Dense homogeneous fluoride films for DUV elements and method of preparing same The invention is directed to optical elements that are coated with dense homogeneous fluoride films and to a method of making such coated elements. The coatings materials are a high (“H”) refractive index fluoride material and a low (“L”) refractive index ma... | 05/01/2012 |
| 8000012 | Optical multilayer film and image display device A first adhesion layer and a second adhesion layer are formed on a base material formed of polyester biaxially stretched in this order from the side of the base material. Additionally, a hard coat layer and an antireflection layer are formed on the second adhesion l... | 08/16/2011 |
| 7990617 | Optical laminate comprising low-refractive index layer The present invention discloses an optical laminate comprising a light-transparent base material and a low-refractive index layer provided on the light-transparent base material, the low-refractive index layer simultaneously having both contamination preventive prop... | 08/02/2011 |
| 7924504 | Color filter structure having inorganic layers A color filter structure includes a substrate, in which a number of first pixel regions, a number of second pixel regions, and a number of third pixel regions are defined on the substrate. Each first pixel region includes a first stack layer; each second pixel regio... | 04/12/2011 |
| 7894137 | Omnidirectional antireflection coating An antireflective coating is disclosed having at least one layer of a first material with a first index of refraction and a first thickness, the first index of refraction and first thickness substantially conforming to a refractive index profile matching a reflectio... | 02/22/2011 |
| 7880967 | Optical element, optical device, and method of producing optical element An optical element includes an optical film; a substrate; and an adhesive layer disposed between the optical film and the substrate, wherein the adhesive layer is made of NbOx, where 0 | 02/01/2011 |
| 7804648 | Multilayer reflective film coated substrate, manufacturing method thereof, reflective mask blank, and reflective mask A multilayer reflective film coated substrate includes a multilayer under film comprised of Mo/Si alternately-layered films and a multilayer reflective film comprised of Mo/Si alternately-layered films for reflecting exposure light. The multilayer under film and the... | 09/28/2010 |
| 7599119 | Antireflection coating, optical element, and optical transceiver module An antireflection coating provided on an optical element which passes through at least two wavelengths of light in the wavelength range of 1300-1600 nm, wherein the antireflection coating comprises: a high refractive index layer; a low refractive index layer having ... | 10/06/2009 |
| 7580188 | CWDM filter A CWDM filter includes a substrate and a multi-layer structure coated on one side of the substrate. The multi-layer structure has the construction of H(LH)24L(HL)3H(LH)34L(HL)3H(LH)44L(HL)4H(LH)3... | 08/25/2009 |
| 7570428 | Multilayer minus filter and fluorescence microscope A multilayer minus filter for reflecting a light having a predetermined wavelength and transmitting a light having a wavelength longer than and shorter than the predetermined wavelength, includes a repetition layer such that a sum of an average value of optical thic... | 08/04/2009 |
| 7518797 | Microlithographic exposure apparatus The disclosure relates to optical systems, such as illumination devices or projection objectives of microlithographic projection exposure apparatuses, that include at least one optical element having at least one curved lens surface which carries an interference lay... | 04/14/2009 |
| 7483212 | Optical thin film, semiconductor light emitting device having the same and methods of fabricating the same Provided are a highly transmissive optical thin film having an improved structure, in which, optical reflection (due to a difference in the refractive index between a semiconductor material and the air, when light is extracted from a semiconductor light emitting dev... | 01/27/2009 |
| 7379244 | Anti-reflection film The present invention is dedicated to a cost reduced anti-reflection film of a multi-lamination structure that is reduced in number of layers and increased in thickness of the same for the purpose of facilitating the total control of the film thickness and that can ... | 05/27/2008 |
| 7373073 | Photonic colloidal crystal columns and their inverse structures for chromatography The present invention provides a straightforward and robust synthetic process for producing a chromatographic column with eluent-sensitive light diffracting properties based on an inherent photonic band structure and a chromatographic device using the chromatographi... | 05/13/2008 |
| 7369314 | Optical filter and optical instrument In an optical filter, a thin film is formed by laminating low refractive index layers alternatingly from a substrate side with high refractive index layers. The thin film is provided with first, second, and third laminated portions. In the first laminated portion, t... | 05/06/2008 |
| 7362515 | Electro-optical device, film member, laminated film, low refractivity film, laminated multilayer film and electronic appliances The invention provides an electro-optical device capable of improving a high light projection efficiency to the outside while maintaining sealing ability for providing high recognition of vision. An organic electroluminescence display can include a light permeable s... | 04/22/2008 |
| 7356229 | Reflective polarizers containing polymer fibers A polarizer is formed with an arrangement of polymer fibers substantially parallel within a polymer matrix. The polymer fibers are formed of at least first and second polymer materials. At least one of the polymer matrix and the first and second polymer materials is... | 04/08/2008 |
| 7349151 | IR absorbing reflector An infrared (IR) light absorbing reflector is formed with a substrate that supports a first IR absorptive multilayer part having multiple layers of partial IR absorbing thin films. The first IR absorptive multi-layer part supports a second visible light reflecting m... | 03/25/2008 |
| 7348394 | Methods for preparing transparent articles from biphenol polycarbonate copolymers A method for producing a transparent article is provided. The method comprises melt transesterifying in the presence of a transesterification catalyst and a monomer mixture to produce a biphenol polycarbonate copolymer product comprising greater than 45 mole percent... | 03/25/2008 |
| 7345137 | Modified copolyesters and optical films including modified copolyesters Modified copolyesters having relatively low refractive indices and relatively high glass transition temperatures are disclosed. These modified copolyesters can be used in forming one or more layers in an optical film, such as a multilayer polymer film. ... | 03/18/2008 |
| 7332783 | Semiconductor device with a photoelectric converting portion and a light-shading means The semiconductor device according to this invention is characterized by a package structure of a semiconductor substrate 100 equipped with a photoelectric converting portion, wherein a light-shading means 104 is arranged in an area corresponding to at... | 02/19/2008 |
| 7329377 | Cyclic shrinkage of a templated 3D network material Methods are provided for producing a shrunken replica or a shrunken inverse replica of a multicontinuous structure. In one embodiment, the method comprises (1) infiltrating a first multicontinuous structure with a first fluid material which can be immobilized and sh... | 02/12/2008 |
| 7327517 | Optical multilayer film and reflective screen An optical multilayer film and reflective screen are provided. An optical multilayer film includes an optical laminate A including a plurality of types of optical layers having different refractive indices laminated on each other, the optical laminate A having a ref... | 02/05/2008 |
| 7324283 | Optical filter and optical instrument In an optical filter, a thin film is formed by laminating low refractive index layers alternatingly from a substrate side with high refractive index layers. The thin film is provided with first, second, and third laminated portions. In the first laminated portion, t... | 01/29/2008 |
| 7321467 | Anti-reflection coating layer and design method thereof An anti-reflection coating layer is formed between an under layer and a photoresist layer. The anti-reflection coating is characterized in a refraction value (n) of the anti-reflection coating layer, wherein n is a constant, and an extinction coefficient (k) of the ... | 01/22/2008 |
| 7318999 | Support device for separating individual objects from a biological preparation by means of laser irradiation In order to separate individual, in particular biological, objects from a, in particular biological, preparation the use of a support device is proposed in which a laser light absorbent membrane (1), for example of polyester or polyethylene-naphthalene, to wh... | 01/15/2008 |
| 7317576 | Dichroic filters on flexible polymer film substrates Now, according to the present invention, dichroic filters are provided that incorporate a flexible polymer film substrate, such as poly(ethylene naphthalate), onto which a dielectric and/or reflective metal stack has been formed. Filters of the present invention are... | 01/08/2008 |
| 7317860 | Optical device having photonic crystal structure A photonic crystal structural body has a structure that a second mediums whose refractive index changes with an external field is periodically distributed in a first medium whose refractive index changes with the external field. An external field generator applies t... | 01/08/2008 |
| 7317874 | Adaptive optical transceiver for fiber access communications An optical module includes a transmitter optical sub-assembly comprising a transmitter configured to emit a multi-longitudinal-mode (MLM) spectrum signal having an emission spectrum comprising a plurality of distinct narrow-spectrum peaks each corresponding to a lon... | 01/08/2008 |
| 7315420 | CWDM filter with four channels A CWDM filter having four channels of the present invention comprises a substrate and odd number of stack structures. Each stack structure includes a first multi-layer stack, a spacer layer, a second multi-layer stack and a coupling layer arranged in turn from the s... | 01/01/2008 |
| 7315667 | Propagating light to be sensed Light to be sensed is spreaded across an entry surface of a transmission structure with a laterally varying energy transmission function. For example, the light could be output from a stimulus-wavelength converter, provided through an optical fiber, or it could come... | 01/01/2008 |
| 7312925 | Optical filter and optical instrument In an optical filter, a thin film is formed by laminating low refractive index layers alternatingly from a substrate side with high refractive index layers. The thin film is provided with first, second, and third laminated portions. In the first laminated portion, t... | 12/25/2007 |
| 7310059 | Transparent pane with radar-reflecting properties The panes (1) of a naval vessel or military vehicle are often coated with a radar-reflecting layer (20) for reduction of the radar signature of the vessel/vehicle. At the same time this layer increases an enemy's possibility of recognizing the vessel i... | 12/18/2007 |
| 7310206 | Magnetic thin film head with heat-assisted write section and hard disk drive incorporating same A thin film magnetic read/write head for use in magnetic data storage systems to enable writing of data to a magnetic data storage medium with the assistance of laser heating. The read/write head allows magnetic reading of data from the storage medium, and thermally... | 12/18/2007 |
| 7306941 | Biochemical measuring chip and measuring apparatus A simple and convenient sensor and measuring apparatus utilizing the optical interference effect of an optical thin film capable of measuring the binding between biochemical substances at a high throughput and having alkali resistance. An optical thin film of silico... | 12/11/2007 |
| 7307107 | Photopolymerizable composition and use thereof A photopolymerizable composition comprising a polymerizable compound and a photopolymerization initiator, wherein the polymerizable compound is characterized by comprising (a) a bifunctional (meth)acrylic acid (thio)ester compound containing a sulfur atom in the mol... | 12/11/2007 |
| 7301619 | Evaluating a multi-layered structure for voids A method and apparatus measure properties of two layers of a damascene structure (e.g. a silicon wafer during fabrication), and use the two measurements to identify a location as having voids. The two measurements may be used in any manner, e.g. compared to one anot... | 11/27/2007 |
| 7301695 | Anti-reflective film and optical element having anti-reflective film In an anti-reflective film including alternating layers of high refractive-index layers and low refractive-index layers, by designing such that a designed central wavelength λ0 is within a wavelength range of 141 nm to 189 nm, and that when the first to ... | 11/27/2007 |
| 7298550 | Dichroic mirror, fluorescence filter set, and fluoroscopy apparatus The invention provides a dichroic mirror having a transmission characteristic in which a step due to splitting of P-polarized and S-polarized light can be reduced and having a fluorescence-transmitting band extending to long wavelengths. The invention also provides ... | 11/20/2007 |
