Abstract: An integrally molded multi-optical transmission sheet includes: a sheet-like coated portion formed of plastic; and a plurality of optical transmission regions having a core region formed of plastic, and a clad region formed of plastic and surrounding an outer periphery of the core region, which are provided inside the coated portion to extend along an extending direction of the coated portion, wherein the plurality of optical transmission regions are arranged in a row substantially parallel to each other along a main surface of the coated portion, and in a case where light is incident from one end face side of the plurality of optical transmission regions and transmitted toward the other end face side, a M2 value of emitted light is 1.7 or more.

Abstract: There is provided a display device exhibiting a good color reproducibility, even when observed through polarized sunglasses. A display device comprises a polarizer a and an optical film X on a surface on a light emitting surface side of a display element, wherein L1, which is the light incident vertically on the optical film X, among light incident on the optical film X from the display element side, satisfies a specific condition, and L2, which is the light emitting vertically from the light emitting surface side of the optical film X, and passing through a polarizer b having the absorption axis parallel to the absorption axis of the polarizer a, satisfies a specific condition.

Abstract: There is provided a display device exhibiting a good color reproducibility, even when observed through polarized sunglasses. A display device comprises a polarizer a and an optical film X on a surface on a light emitting surface side of a display element, wherein L1, which is the light incident vertically on the optical film X, among light incident on the optical film X from the display element side, satisfies a specific condition, and L2, which is the light emitting vertically from the light emitting surface side of the optical film X, and passing through a polarizer b having the absorption axis parallel to the absorption axis of the polarizer a, satisfies a specific condition.

Abstract: A liquid discharge head includes: a nozzle plate provided with a nozzle hole that discharges a liquid; a silicon substrate provided with a pressure chamber that is connected with the nozzle hole; a diaphragm provided on the silicon substrate; and a piezoelectric element that is provided on the diaphragm and that changes a volume of the pressure chamber, where: the diaphragm includes a zirconium oxide layer; the zirconium oxide layer has (?111) preferred orientation; and in X-ray diffraction of the diaphragm, a difference between a position of (002) peak of the zirconium oxide layer and a position of (220) peak of the silicon substrate is 13.26° or more and 13.30° or less.

Abstract: Provided is an optical fiber cable which allows for high-quality signal transmission in short-distance transmission. The optical fiber cable is designed for use in optical communication based on transmitting an optical beam from a light-emitting device, to a light-receiving device. The optical fiber cable has: a proximal end which is one end thereof on the side of the light-emitting device, and a distal end which is the other end thereof on the side of the light-receiving device, wherein an optical beam returning from the side of the distal end toward the side of the light-emitting device has an M2 factor of 1.7 or more; and a length of 50 m or less.

Abstract: There is provided a display device exhibiting a good color reproducibility, even when observed through polarized sunglasses. A display device comprises a display element, and a polarizer a and an optical film X on a surface on a light emitting surface side of the display element, wherein L1, which is the light incident vertically on the optical film X, among light incident on the optical film X from the display element side, satisfies a specific condition, and L2, which is the light emitting vertically from the light emitting surface side of the optical film X, and passing through a polarizer b having the absorption axis parallel to the absorption axis of the polarizer a, satisfies a specific condition.

Abstract: A secondary battery includes a positive electrode; a negative electrode including a negative electrode current collector and a negative electrode active material layer which is provided on the negative electrode current collector and contains a negative electrode active material, and an electrolytic solution. The negative electrode active material includes a carbon-containing material and a silicon-containing material, and a spreading resistance distribution in the negative electrode active material layer is 1.03 or more and 10 or less as measured using a scanning spreading resistance microscope.

Abstract: A semiconductor device 100 of the present invention includes a front end and back ends A and B, each including a plurality of layers. Further, in the plurality of layers of the back end B, (i) circuits 22, 23, and 24 having a security function are provided in at least one layer having a wiring pitch of 100 nm or more, (ii) a circuit having a security function is provided in at least one wiring layer in M5 or higher level (M5, M6, M7, . . . ), (iii) a circuit having a security function is provided in at least one layer, for which immersion ArF exposure does not need to be used, or (iv) a circuit having a security function is provided in at least one layer that is exposed by using an exposure wavelength of 200 nm or more.

Abstract: The present invention aims to provide an image display device including an optical film having a thickness suitable for practical use without including any special inorganic material, wherein the image display device has high color rendering properties and is capable of minimizing the occurrence of blackout and interference colors (rainbow unevenness) even when the image display device includes light sources that emit light having a narrow emission spectrum. The present invention provides an image display device including an optical film having an in-plane birefringence and a polarizer in this order, wherein the optical film and the polarizer are disposed to form an angle of about 45° between a slow axis of the optical film and an absorption axis of the polarizer, the optical film has a retardation of 3000 nm or more, and light incident on the optical film provides at least 50% coverage of ITU-R BT.2020.

Abstract: An electric work vehicle includes: a battery pack that is arranged between a left rear wheel arranged outside of a left frame and a right rear wheel arranged outside of a right frame, the front end of the battery pack being located forward of an axle center of a rear wheel unit; a left motor that is arranged above the battery pack, in the periphery of the left rear wheel, receives a supply of power from the battery pack, and transmits rotational power to the left rear wheel; and a right motor that is arranged above the battery pack, in the periphery of the right rear wheel, receives a supply of power from the battery pack, and transmits rotational power to the right rear wheel.

Abstract: An electric work vehicle includes: a battery pack that is arranged between a left rear wheel arranged outside of a left frame and a right rear wheel arranged outside of a right frame, the front end of the battery pack being located forward of an axle center of a rear wheel unit; a left motor that is arranged above the battery pack, in the periphery of the left rear wheel, receives a supply of power from the battery pack, and transmits rotational power to the left rear wheel; and a right motor that is arranged above the battery pack, in the periphery of the right rear wheel, receives a supply of power from the battery pack, and transmits rotational power to the right rear wheel.

Abstract: A position coordinate difference computing unit (5a to 5c) calculates position coordinate differences between position coordinates of the output digital signals and position coordinates of the input digital signals adjacent to the position coordinates. An FIR coefficient memory (13a to 13c) stores FIR coefficients of an FIR-LPF and outputs FIR coefficients corresponding to position coordinate differences between a fixed number of the output digital signals adjacent to the position coordinates of the output digital signals and the output digital signals. A control unit (11) supplies a group of the FIR coefficients and a group of the input digital signals corresponding to the respective position coordinate differences to the parallel FIR calculator (4) in predetermined order when the position coordinate differences corresponding to two or more different output digital signals are concurrently computed.

Abstract: There is provided a display device exhibiting a good color reproducibility, even when observed through polarized sunglasses. A display device comprises a display element, and a polarizer a and an optical film X on a surface on a light emitting surface side of the display element, wherein L1, which is the light incident vertically on the optical film X, among light incident on the optical film X from the display element side, satisfies a specific condition, and L2, which is the light emitting vertically from the light emitting surface side of the optical film X, and passing through a polarizer b having the absorption axis parallel to the absorption axis of the polarizer a, satisfies a specific condition.

Abstract: There is provided a display device exhibiting a good color reproducibility, even when observed through polarized sunglasses. A display device comprises a polarizer a and an optical film X on a surface on a light emitting surface side of a display element, wherein L1, which is the light incident vertically on the optical film X, among light incident on the optical film X from the display element side, satisfies a specific condition, and L2, which is the light emitting vertically from the light emitting surface side of the optical film X, and passing through a polarizer b having the absorption axis parallel to the absorption axis of the polarizer a, satisfies a specific condition.

Abstract: The present invention provides a liquid crystal display method capable of, when a screen thereof is observed through a polarizer such as sunglasses, ensuring an excellent visibility regardless of the angle of observation. In a liquid crystal display device at least having a backlight light source, a liquid crystal cell, and a polarizer disposed on a viewing side of the liquid crystal cell, a white light-emitting diode is used as the backlight light source; and a polymer film having a retardation of from 3,000 nm to 30,000 nm is used so as to be disposed on the viewing side of the polarizer so that an angle between an absorption axis of the polarizer and a slow axis of the polymer film becomes about 45 degrees.

Abstract: The present invention intends to provide a display, or an optical film with an adhesive, in which a bend of the display or peeling of the optical film does not occur even when the display or the optical film is used under an environment where a temperature change is large, and birefringence due to deformation of an adhesive can be suppressed stably irrespective of the temperature change, and occurrence of light leakage and the like is suppressed, so that the optical performance is more excellent, by pasting a glass plate and an optical film together with an adhesive in which temperature dependence of the birefringence is zero. The present invention relates to a technique for obtaining the above-described effects, the technique capable of stably providing an adhesive in which both the birefringence and the temperature dependence of the birefringence are zero, the adhesive having a measured value of birefringence of an adhesive ?n0 within a range of ±0.

Abstract: The present invention provides a liquid crystal display method capable of, when a screen thereof is observed through a polarizer such as sunglasses, ensuring an excellent visibility regardless of the angle of observation. In a liquid crystal display device at least having a backlight light source, a liquid crystal cell, and a polarizer disposed on a viewing side of the liquid crystal cell, a white light-emitting diode is used as the backlight light source; and a polymer film having a retardation of from 3,000 nm to 30,000 nm is used so as to be disposed on the viewing side of the polarizer so that an angle between an absorption axis of the polarizer and a slow axis of the polymer film becomes about 45 degrees.

Abstract: Disclosed is an optical film having low wavelength dispersibility which is obtained by stretching a film formed of a fluorine-containing cyclic olefin polymer including at least one selected from a repeating structural unit represented by the formula described below, wherein a phase difference at a wavelength of 550 nm is greater than or equal to 50 nm, wavelength dispersibility represented by a ratio Re (400 nm)/Re (550 nm) of a phase difference Re (400 nm) at a wavelength of 400 nm to a phase difference Re (550 nm) at a wavelength of 550 nm is 1.00 to 1.05, wavelength dispersibility represented by a ratio Re (400 nm)/Re (800 nm) of a phase difference Re (400 nm) at a wavelength of 400 nm to a phase difference Re (800 nm) at a wavelength of 800 nm is 1.00 to 1.05, and total light transmittance is greater than or equal to 92%.

Abstract: Disclosed herein is a process for separating components of a gas mixture using gas-separation copolymer membranes. These membranes use a selective layer made from copolymers of perfluorodioxolane monomers. The resulting membranes have superior selectivity performance for gas pairs of interest while maintaining fast gas permeance compared to membranes prepared using conventional perfluoropolymers, such as Teflon® AF, Hyflon® AD, and Cytop®.

Abstract: A process for separating components of a fluid mixture using membranes comprising a selective layer made from copolymers of perfluorinated dioxolanes. The resulting membranes have superior selectivity performance for fluid pairs of interest while maintaining fast fluid permeance compared to membranes prepared using conventional perfluoropolymers, such as Teflon® AF, Hyfion® AD, and Cytop®.