75results about How to "Maintain optical properties" patented technology

The present invention concerns ink for printing on ceramic surfaces such as glass, which contains glass frits for silica nanoparticles and optionally a pigment, and is suitable for ink jet printing.

A light diffusion sheet comprising a transparent base material sheet; a light diffusion layer laminated on a surface of the base material sheet and containing beads dispersed within a binder; and a sticking-inhibiting layer laminated on a rear face of the base material sheet, wherein the binder of the light diffusion layer contains a thermosetting resin and the sticking-inhibiting layer is a resin layer containing an ionizing radiation curable resin. In the light diffusion sheet of the invention, which employs an ionizing radiation curable resin for the binder of the sticking-inhibiting layer, the cross-linking density of the binder can be increased, whereby the wear resistance of the sticking-inhibiting layer as well as the wear resistance of the rear face of the light diffusion sheet can be increased. Further, possible occurrence of scratches in the sticking-inhibiting layer, which is attributable to the contact between the sticking-inhibiting layer and the beads of the light diffusion layer, can be effectively avoided.

A touch panel equipped with both a capacitive sensor and a piezoelectric sensor, wherein the touch panel solves the problems of increased panel thickness, changes in the optical properties, and increased manufacturing costs. This touch panel is provided with force measurement using a piezoelectric body and capacitive point detection. The force measurement uses a pair of electrodes arranged with the piezoelectric body sandwiched therebetween. The point detection uses one electrode and another electrode. At least one top electrode is disposed on the side of the top surface of the piezoelectric body, and at least one bottom electrode is disposed on the side of the bottom surface of the piezoelectric body. One electrode among the pair of electrodes used in force measurement is a bottom electrode, and at least one electrode among the two electrodes used in point detection is a top electrode.

A light diffusion sheet comprising a transparent base material sheet; a light diffusion layer laminated on a surface of the base material sheet and containing beads dispersed within a binder; and a sticking-inhibiting layer laminated on a rear face of the base material sheet, wherein the binder of the light diffusion layer contains a thermosetting resin and the sticking-inhibiting layer is a resin layer containing an ionizing radiation curable resin. In the light diffusion sheet of the invention, which employs an ionizing radiation curable resin for the binder of the sticking-inhibiting layer, the cross-linking density of the binder can be increased, whereby the wear resistance of the sticking-inhibiting layer as well as the wear resistance of the rear face of the light diffusion sheet can be increased. Further, possible occurrence of scratches in the sticking-inhibiting layer, which is attributable to the contact between the sticking-inhibiting layer and the beads of the light diffusion layer, can be effectively avoided.

There is disclosed a mirror rocking member for an optical deflector. The optical deflector comprises the mirror rocking member for deflecting light, and a driver for driving the member. The mirror rocking member comprises a movable plate having a reflective surface, an elastic member for rockably supporting the movable plate, and a support for supporting the elastic member. The movable plate has an electric element, which constitutes a part of the driver. The movable plate includes a first portion having the reflective surface, and a second portion including an electric element. The first portion has a reflective-surface forming surface with the reflective surface formed thereon, the second portion has an electric-element forming surface with the electric element formed thereon, and the reflective-surface forming surface has an area smaller than an area of the electric-element forming surface.

A method for manufacturing a solid-state image pickup device that includes a pixel portion and a peripheral circuit portion, includes: forming a first insulating film in the pixel portion and the peripheral circuit portion, forming a second insulating film above the first insulating film, etching the second insulating film in photoelectric conversion elements, forming a metal film on the etched second insulating film in the photoelectric conversion elements and on the second insulating film in the peripheral circuit portion, and removing the metal film in the peripheral circuit portion and forming light-shielding films from the metal film in the photoelectric conversion elements.

A zoom lens barrel comprises an exterior unit, which mainly forms an exterior portion, an optical unit having an image pickup optical system built therein, and a control unit and can be detachably mounted on a single-lens reflex camera. The optical unit includes first and second group lenses as the image pickup optical system, which can move forward and rearward in zooming and focusing, and a third group lens which can move forward and rearward in zooming. Particularly, in focusing, a first group lens holding frame for holding the first group lens and a second group lens holding frame for holding the second group lens are driven forward and rearward in a different amount in an optical axis direction through a cam follower and two cam grooves by driving a focus ring in rotation, thereby focusing is executed. The lens barrel can cope with a forward / rearward movement required in zooming and focusing and can be reduced in size.

A lens assembly of variable focal length comprises two transparent plates (24, 38) at least partially facing each other and parallel to one another and delimiting, at least in part, an internal volume (15) containing two non-miscible liquids having different optical indices. The lens comprises an elastic element (36) capable of deforming in response to a change in pressure of the liquids, in such a way as to substantially maintain the optical properties of the lens assembly, e.g., in order to maintain the parallelism of the two transparent plates.

A transparent ceramic structure and a method of surface treatment thereof are disclosed. A glass powder is applied over an unpolished surface of an intrinsically transparent ceramic structure. The ceramic structure is then placed in high temperature which is higher than the melting temperature of the glass powder and lower than 1,700 ° C. for about 1 minute to about 5 minutes. The transparent ceramic structure is removed from the environment and cooled down so as to obtain the desired transparency and strength of the ceramic structure.

A transparent ceramic structure and a method of surface treatment thereof are disclosed. A glass powder is applied over an unpolished surface of an intrinsically transparent ceramic structure. The ceramic structure is then placed in high temperature which is higher than the melting temperature of the glass powder and lower than 1,700° C. for about 1 minute to about 5 minutes. The transparent ceramic structure is removed from the environment and cooled down so as to obtain the desired transparency and strength of the ceramic structure.

A method for providing a projection screen for receiving stereoscopic images may include providing a substrate with a contoured, reflective surface, wherein light reflected from the substrate substantially may undergo no more than a single reflection and may also include coating a first layer on the substrate with a contoured, reflective surface. The first layer may substantially maintain the same optical properties as the substrate without the first layer. The first layer may be substantially conformal to the surface of the substrate and also may be a self assembled monolayer coating which may include at least a functional group that is hydrophobic.

A photographic light is spectrally separated by a spectral prism 9 provided in an image-formation area R of the photographic light whose luminous flux is adjusted by a group of lenses 1a-1d for adjusting the luminous flux so as to image-form the photographic light. Respective lights spectrally separated by the spectral prism 9 are imaged by means of the imaging elements 2. An infrared-ray element of the photographic light whose luminous flux is being adjusted is eliminated by an infrared-ray cut filter 8. The infrared-ray cut filter 8 is advanced and retreated by a mechanism unit 14a between a position in an optica path of the photographic light and a position distant from the optical path. In the foregoing constitution, the infrared-ray cut filter 8 and the mechanism unit 14a are disposed in a luminous flux convergence area R of the photographic light whose luminous flux is being adjusted by the group of lenses 1a-1d.

The present invention relates to a transparent polyimide film with improved tensile strength and a preparation method thereof, and more specifically to a colorless, transparent polyimide film having excellent optical properties and improved tear strength at the same time through the use of a monomer containing a functional group or an improver for improving tensile strength, and a preparation method thereof, wherein the functional group is selected from the group consisting of a hexafluoro group, a sulfone group, and an oxy group.

This invention relates to a new scale preparation method of kyrine capsule ( immunological adjuvant), as well as its application for bird influenza vaccine adjuvant and immunoregulation mechanism. This invention also relates to drug combination containing kyrine capsule, and its preparation method and application. The experiment has showed that kyrine capsule can advance antibody titer effectively. The kyrine capsule can enhance immunologic function of erythrocyte, antagonize immunosuppression, decrease apoptosis of lymphocyte, splenocyte and bursa of fabricius cell. As broad spectrum immunological adjuvant, kyrine capsule possess direct and obvious socioeconomic performance.

The invention provides a self-aligned two-dimensional crystal material field-effect semiconductor device and a preparation method thereof, and belongs to the technical field of semiconductor devices. The semiconductor device provided by the invention comprises a gate electrode region, a source electrode region, a drain electrode region and a two-dimensional crystal material layer, wherein the two-dimensional crystal material layer is connected with a source electrode and a drain electrode, and strides the local part of the gate electrode region; and a gate dielectric oxidation layer is arranged between the two-dimensional crystal material layer and the gate electrode region at the lower part of the two-dimensional crystal material layer. By a self-aligned technology provided by the invention, position alignment of the gate electrode and the source electrode and the drain electrode of the device can be automatically achieved, so that, on one hand, the coverage capacitance of the gate electrode, the source electrode and the drain electrode is greatly reduced, which has important significance for improvement of the working frequency of the device; and on the other hand, the self-aligned device structure with the gate electrode, the source electrode and the drain electrode greatly reduces channel layers, namely the parasitic resistance of the two-dimensional crystal material, between the gate electrode and the source electrode and between the gate electrode and the drain electrode, which is also beneficial to improvement of the working frequency of the device.

The invention is an optical film at least containing cellulose acylate and a compound having a structure denoted by General Formula (I) described below, and a polarizing plate and a liquid crystal display device employing the optical film.R1 and R3 represent a hydrogen atom, an alkyl group, an alkenyl group, a cycloalkyl group, a cycloalkenyl group, or an aryl group, and R5a and R5b represent an alkyl group, an alkenyl group, a cycloalkyl group, a cycloalkenyl group, an aryl group, or a heterocyclic group. R1, R3, R5a, and R5b may have a substituent group.

The invention discloses a method for preparing metal nano-particle thin films in various shapes on conductive glass, which comprises the steps of: adding gold and silver nano-particles in different shapes, further coating the nano-particles in different shapes on ITO conductive glass, treating the surface of the ITO conductive glass and changing the electrifying characteristics on the surface of the ITO conductive glass in the process of coating the surface of Indium-Tin Oxide-ITO conductive glass. When different charges are electrified on the surface of the ITO conductive glass, the nano-particles in different shapes will be absorbed on the surface of treated ITO conductive glass so as to change the optical properties of the ITO conductive glass so that the ITO conductive glass is featured by optical properties of nano-particles in different shapes at the same time. The method provided by the invention controls the thickness of the nano-particle thin film by increasing the number of times of treatment.

The present disclosure provides a method of forming a nanoscale conductive film. The method comprises providing a nanoscale base film, forming a first patterned insulating layer on the nanoscale base film, and etching the nanoscale base film in a current generation system, using the first patterned insulating layer as a mask. The nanoscale base film includes a substrate, a first overcoat on one side of the substrate, and a first nano material layer laminated between the substrate and the first overcoat. The first patterned insulating layer is formed on the first overcoat, exposing portions of the first overcoat. In the first nano material layer, first regions are masked by the first insulating layer and second regions are not masked by the first insulating layer. The first regions and the second regions are electrically isolated from each other after etching the nanoscale base film in the current generation system.