Provided are a light source device that has a reduced height and in which the number of components is reduced, a method for manufacturing the light source device, and an electronic device. A light source device according to an embodiment includes: a substrate; a light generating element that is provided on a first surface of the substrate and emits generated light from a second surface opposite to the first surface via the substrate; and a lens that is provided at a position corresponding to the light generating element in the second surface of the substrate and increases an NA.

Provided are a light source device that has a reduced height and in which the number of components is reduced, a method for manufacturing the light source device, and an electronic device. A light source device according to an embodiment includes: a substrate; a light generating element that is provided on a first surface of the substrate and emits generated light from a second surface opposite to the first surface via the substrate; and a lens that is provided at a position corresponding to the light generating element in the second surface of the substrate and increases an NA.

A 3D grating and a 3D display apparatus are provided. The 3D grating comprises a first refraction layer and a second refraction layer that are stacked, wherein refractive indexes of the first refraction layer and the second refraction layer are different; and an anti-reflection layer is arranged at least on a joint surface of the first refraction layer and the second refraction layer, or an end surface, away from the second refraction layer, of the first refraction layer. The 3D grating improves a transmittance of the 3D display apparatus.

To suppress occurrence of flare and ghost while reducing the size or height of an imaging apparatus. The imaging apparatus is configured by mounting a cover structure on a solid-state imaging element. The solid-state imaging element generates a pixel signal by photoelectric conversion according to a light amount of incident light. The cover structure includes a non-flat surface for focusing incident light on a light receiving surface of the solid-state imaging element. The non-flat surface of the cover structure may have either a concave shape or a convex shape. It is assumed that the cover structure includes an inorganic material such as glass, silicon, or germanium.

To suppress occurrence of flare and ghost while reducing the size or height of an imaging apparatus. The imaging apparatus is configured by mounting a cover structure on a solid-state imaging element. The solid-state imaging element generates a pixel signal by photoelectric conversion according to a light amount of incident light. The cover structure includes a non-flat surface for focusing incident light on a light receiving surface of the solid-state imaging element. The non-flat surface of the cover structure may have either a concave shape or a convex shape. It is assumed that the cover structure includes an inorganic material such as glass, silicon, or germanium.

Embodiments comprise an eyewear having a lens, the lens having an optical filter. A transmittance spectral profile of the optical filter comprises a transmission valley having a minimum transmittance with a spectral bandwidth, wherein the minimum transmittance of the transmittance valley is positioned at a first wavelength from about 450 nm to about 475 nm; and the spectral bandwidth, equal to the full width of the transmittance valley at the minimum transmittance plus 30%, is less than or equal to about 30 nm.

Disclosed are a light receiving module and a light detection and ranging (LIDAR) including the same. The light receiving module according to one embodiment of the present disclosure includes a receiving lens configured to receive external light, a reflective mirror configured to selectively reflect some of the light received by the receiving lens, and a detector configured to detect the light reflected by the reflective mirror, wherein the reflective mirror includes a mirror body having a first surface on a side on which the light received by the receiving lens is incident and a second surface on an opposite side of the first surface, a reflective layer provided on the first surface to reflect light in a designed wavelength region selected according to a predetermined criterion among the light received by the receiving lens, and to transmit light in a noise wavelength region other than the designed wavelength region, and a transmissive layer provided on the second surface so that the light in the noise wavelength region that has passed through the mirror body is transmitted.

The present invention relates to a resin composition for forming an optical film, an optical film, and a polarizing plate, in which the resin composition for forming an optical film improves adhesion between an antiglare layer and a light-transmitting substrate film and enables the antiglare layer and the optical film to exhibit excellent optical properties such as appropriate haze, low gloss value, and excellent antiglare properties. The composition for forming an optical film is a resin composition for forming an optical film for forming an infiltration layer and an antiglare layer having surface irregularities on a light-transmitting substrate film, and comprises: a binder-forming compound including a polyfunctional (meth)acrylate-based compound having three or more functionalities, and a permeable compound having a hydrophilic functional group and a photo-curable functional group; two or more light-transmitting fine particles having a sub-micron (sub-μm) scale; and a permeable solvent capable of dissolving at least a part of the light-transmitting substrate film, wherein the binder-forming compound and the permeable solvent have a weight ratio of 1:0.04 or more.

The present invention relates to a resin composition for forming an optical film, an optical film, and a polarizing plate, in which the resin composition for forming an optical film improves adhesion between an antiglare layer and a light-transmitting substrate film and enables the antiglare layer and the optical film to exhibit excellent optical properties such as appropriate haze, low gloss value, and excellent antiglare properties. The composition for forming an optical film is a resin composition for forming an optical film for forming an infiltration layer and an antiglare layer having surface irregularities on a light-transmitting substrate film, and comprises: a binder-forming compound including a polyfunctional (meth)acrylate-based compound having three or more functionalities, and a permeable compound having a hydrophilic functional group and a photo-curable functional group; two or more light-transmitting fine particles having a sub-micron (sub-μm) scale; and a permeable solvent capable of dissolving at least a part of the light-transmitting substrate film, wherein the binder-forming compound and the permeable solvent have a weight ratio of 1:0.04 or more.

Provided is a black light-shielding member, which has an excellent effect of anti-reflection that based on low glossiness and has a high blackness. A black light-shielding member including a substrate film, a resin-made light-shielding layer having a concave-convex shape formed on at least one surface of the substrate film, and a blackened layer formed on the resin-made light-shielding layer is produced. By adjusting an arithmetic mean surface roughness Ra of the surface on which the light-shielding layer and the blackened layer are formed to be 0.25 μm or more, and the maximum thickness of the blackened layer is less than the said Ra, a blackness with an L value of 12 or less is achieved.