A display device includes: a substrate; a flattened layer; at least one first light-emitting element; at least one second light-emitting element; at least one first drive circuit; and at least one second drive circuit, wherein light emitted by the first light-emitting element is taken out through the substrate, light emitted by the second light-emitting element is taken out from a direction opposite to a direction in which the light emitted by the first light-emitting element is taken out, the first light-emitting element is provided in an opening provided in the flattened laver, the second light-emitting element is provided in a layer above the flattened layer and overlaps the flattened layer, and the first drive circuit and the second drive circuit are provided closer to the substrate than the second light-emitting element.

A glass substrate of the present invention has a temperature at a viscosity at high temperature of 10.sup.2.5 dPa.Math.s of 1,650° C. or less, and an estimated viscosity Log η.sub.500 at 500° C. of 26.0 or more calculated by the equation Log η.sub.500=0.167×Ps−0.015×Ta−0.062×Ts−18.5.

Provided is an optically anisotropic film having favorable black tightness when the optically anisotropic film is disposed on a display element as a circularly polarizing plate in combination with a polarizer and an obtained display device is viewed from an oblique direction; as well as a circularly polarizing plate and a display device. The optically anisotropic film is formed of a composition containing a non-colorable lyotropic liquid crystal compound, in which an Nz factor of the optically anisotropic film satisfies a relationship of Expression (1) 0.40≤Nz factor≤0.60 and the optically anisotropic film satisfies a relationship of Expression (2) 0.60≤Re(450)/Re(550)≤0.90. In Expressions (1) and (2) Re(450) represents an in-plane retardation of the optically anisotropic film at a wavelength of 450 nm, and Re(550) represents the in-plane retardation of the optically anisotropic film at a wavelength of 550 nm.

The present disclosure provides a front panel for a display device comprising a substrate layer, an A layer, an impact absorbing layer, and a B layer, in this order, wherein a shear storage elastic modulus of the A layer and the B layer, at frequency of 950 Hz and temperature of 23° C., is 20 MPa or less, and in the impact absorbing layer, a tensile storage elastic modulus at frequency of 950 Hz and temperature of 23° C. is 200 MPa or more and 5000 MPa or less, and a glass transition temperature is 50° C. or more.

Provided is an optical laminate produced by disposing an anti-glare layer on at least one side of a light-transmitting substrate, the anti-glare layer having a surface that has the arithmetic mean peak curvature Spc of 1.5 mm.sup.−1 or less in absolute value, the optical laminate has the adjusted transmission image clarity of 85% or less. On the anti-glare layer, further disposed is a low refractive index layer. The optical laminate including the low refractive index layer may have a luminous reflectance of 1.4 or less. The optical laminate improves the anti-glare properties.

A light-emitting device (20) includes a light-emitting region (140). The light-emitting region (140) includes a plurality of light-emitting units (142) and a plurality of light-transmitting units (144), and each of the plurality of light-transmitting units (144) is located between the light-emitting elements (142) adjacent to each other. The light-emitting region (140) is located on a side of one surface (outer surface (202)) of a base material (200) having light-transmitting properties and has an inclination with respect to the one surface (outer surface (202)). The base material (200) is rear glass of an automobile. The base material (200) partitions a region outside a mobile object (region (RG1)) from a region inside the mobile object (region (RG2)).

According to an embodiment of the present invention, an active matrix substrate (100) includes a display region (DR) defined by a plurality of pixel regions (P) arranged in a matrix and a peripheral region (FR) located around the display region. The active matrix substrate includes a substrate (1), a first TFT (10), and a second TFT (20). The first TFT is supported by the substrate and disposed in the peripheral region. The second TFT is supported by the substrate and disposed in the display region. The first TFT includes a crystalline silicon semiconductor layer (11), which is an active layer. The second TFT includes an oxide semiconductor layer (21), which is an active layer. The first TFT and the second TFT each have a top-gate structure.

A lamp for a photochemical reactor, including: a support member made of a material having a thermal conductivity greater than or equal to 100W/mK at 20° C. and including at least one channel configured to contain a coolant fluid; at least one printed circuit mounted on the support member; and at least one light-emitting diode mounted on the printed circuit. A photochemical reactor including such a lamp, and a method for preparing a cycloalkanone oxime or a lactam using such a lamp.

A lamp for a photochemical reactor, including: a support member made of a material having a thermal conductivity greater than or equal to 100W/mK at 20° C. and including at least one channel configured to contain a coolant fluid; at least one printed circuit mounted on the support member; and at least one light-emitting diode mounted on the printed circuit. A photochemical reactor including such a lamp, and a method for preparing a cycloalkanone oxime or a lactam using such a lamp.

According to one embodiment, a display device includes a display panel including a plurality of pixels arranged in a non-rectangular display area, and a display controller configured to display images in the display area. An opening portion of each of pixels disposed at an edge portion of the display area is light-shielded at an area ratio according to a shape of the display area.