Patent application number | Description | Published |
20090080077 | OPTICAL ELEMENT HAVING ANTIREFLECTION FILM - An optical element includes a substrate and an antireflection film coated on a surface of the substrate. The antireflection film includes a bottom layer, a range broadening layer, and a top layer in order from the substrate side. The bottom layer is formed using a middle refractive index material. The range broadening layer includes: a first layer formed using a high refractive index material; a second layer formed using a low refractive index material; a third layer formed using a high refractive index material; a fourth layer formed using a low refractive index material; and a fifth layer formed using a high refractive index material. The top layer is formed using a low refractive index material. Wherein, d=λ/(4×n), λ is a wavelength of incident light, n is a refractive index of the corresponding film material. | 03-26-2009 |
20090108186 | INFRARED CUT FILTER AND LENS MODULE USING THE SAME - An infrared cut filter includes a substrate, a first membrane group on the substrate, a second membrane group on the first membrane group and a third membrane group on the second membrane group. The first, second, third membrane groups include a plurality of first, second, third combined membranes. Each first combined membrane includes a high-refractive index membrane having an optical thickness of 1.2 times λ/4 and a low-refractive index membrane having an optical thickness of 0.6 times λ/8 in an alternating fashion. Each second combined membrane includes a high-refractive index membrane having an optical thickness of 1.1 times λ/4 and a low-refractive index membrane having an optical thickness of 1.1 times λ/8 in an alternating fashion. Each third combined membrane includes a high-refractive index membrane having an optical thickness of 1.3 times λ/4 and a low-refractive index membrane having an optical thickness of 1.3 times λ/8 in an alternating fashion. | 04-30-2009 |
20090116112 | DICHROIC MIRROR - A dichroic mirror includes a substrate and a dielectric multilayered film formed on a surface of the substrate. The dielectric multilayered film includes a first period layer with a structure represented by a formula (0.33HO.66LO.33H) | 05-07-2009 |
20090122408 | DICHROIC MIRROR - A dichroic mirror includes a substrate, a first film stack, and a second film stack. The first film stack is deposed on the substrate and has a structure represented by a first formula: (2HL) | 05-14-2009 |
20090128920 | DICHROIC MIRROR - A dichroic mirror includes a substrate and a dielectric multilayered film formed on a surface of the substrate. The dielectric multilayered film includes a first period layer with a structure represented by a formula (0.7H1.4L0.7H) | 05-21-2009 |
20090310090 | COLOR WHEEL AND PROJECTOR HAVING SAME - A color wheel includes a motor, a carrier, a number of color filter segments, a layer of adhesive, and an ultraviolet (UV) filter. The motor includes a rotor. The carrier is fixed to the rotor. The color filter segments are adhesively attached to the carrier. The ultraviolet filter is placed so that the adhesive is interposed between the UV filter and the carrier. The ultraviolet filter is substantially similar to the color filter segments in shape and size. | 12-17-2009 |
20090323152 | COLOR WHEEL AND OPTICAL DEVICE EMPLOYING SAME - A projector includes a light source assembly, a digital micro-mirror device, and a projection lens. The light source assembly includes a lamp and a color wheel positioned for receiving light generated by the lamp. The color wheel includes a motor having a contacting portion, a filter, a light-blocker, and a light-isolating sheet. The filter is mounted on the contacting portion of the motor and includes a first area and a second area. Light beams used for forming an image only pass through the first area. The light-blocker is disposed on the filter opposite to the motor. The light-isolating sheet is disposed on the first area and positioned between the filter and the motor and configured for isolating the light beams arrived on the second area. | 12-31-2009 |
20100089637 | FILM STRUCTURE AND ELECTRONIC DEVICE HOUSING UTILIZING THE SAME - An electronic device housing includes a substrate, a film structure, and a protective film. The film structure includes an adhesive film, a film stack, and a protective film. The adhesive film is deposited onto the substrate. The film stack is deposited onto the adhesive film alternating dielectric films and metal films. The metal films are non-continuous with a total thickness of the metal films at a predetermined value. The protective film is deposited onto an upper film of the film stack. | 04-15-2010 |
20130011556 | CRUCIBLE, VAPOR DEPOSITION SYSTEM AND METHOD USING THE CRUCIBLE - A crucible includes a main body and a cover. The main body includes a first end surface, an opposite second end surface, a hollow part and a solid part. The hollow part and the solid part extend from the first end surface to the second end surface. The hollow part defines a receiving space. The first end surface defines an opening communicating with the receiving space, and includes a step positioned between the hollow part and the solid part. The solid part includes a heat end adjacent to the step. The heat end is heated by an electro-beam. The cover covers the opening, and defines a number of gas holes. The main body and the cover are made of thermal conductive refractory material. | 01-10-2013 |
20130011582 | CRUCIBLE, VAPOR DEPOSITION SYSTEM AND METHOD USING THE CRUCIBLE - A crucible includes a hollow main body defining an opening, a heat body, and a cover. The heat body is received in and connected with the main body. The heat body includes a heat end extending out of the main body through the opening. The heat end can be heated by an electro-beam. The cover is supported by the main body and covers the opening and defines a center hole and a number of gas holes. The heat end passes through the center hole. The main body, the heat body, and the cover are made of thermal conductive refractory material. | 01-10-2013 |
20130057950 | OPTICAL LENS WITH ANTI-REFLECTION FILM AND LENS MODULE - An optical lens includes a lens body and an anti-reflection film. The lens body includes an optically effective portion and a peripheral portion surrounding the optically effective portion. The optically effective portion is configured for transmitting light therethrough. The optically effective portion has a first surface and an opposite second surface. The first and second surfaces each have a curvature of greater than zero. The anti-reflection film is formed on the first surface of the optically effective portion. A reflectivity of the anti-reflection film to light rays has wavelengths in a range from about 400 nm to about 850 nm being lower than 2%. | 03-07-2013 |
20130125811 | SUPPORT MECHANISM AND VACUUMM COATING MACHINE USING THE SAME - A support mechanism includes a base plate, a plurality of mounting members and a plurality of adjusting members. The base plate defines a plurality of receiving holes, and each mounting member is received in one receiving hole. The adjusting members adjustably engage with the mounting members and resist on the base plate, and the plurality of adjusting members are capable of adjusting the height and tilt angle of the mounting members. The present invention further discloses a vacuum coating machine using the support mechanism. | 05-23-2013 |
20130222894 | INFRARED ABSORBING FILTER AND LENS MODULE HAVING SAME - An infrared absorbing filter includes a glass plate molded by melting a composition of raw materials and cooling the melted composition. The composition of raw materials includes 28-33 by percentage weight (wt %) of phosphorus pentoxide (P | 08-29-2013 |
20130286470 | INFRARED-CUT FILTER WITH SAPPHIRE SUBSTRATE AND LENS MODULE - An IR-cut filter includes a substrate and a film. The substrate made of sapphire. The film is covered on the substrate and is configured for increasing reflectivity of infrared lights and filtering the infrared lights. The film includes a plurality of high refractive index layers and a plurality of low refractive index layers alternately stacked on the substrate. The refractive index of the high refractive index layers is greater than about 2.0, and the refractive index of the low refractive index layers is lower than about 1.5. | 10-31-2013 |