G02B5/208

WATCH COMPRISING AN OPTICAL FILTERING ELEMENT
20230004128 · 2023-01-05 · ·

The invention relates to a watch (2) according to the preceding claim, characterised in that it comprises a bracelet (4) and a watch case (6) including at least one electrical or electronic component (8a-8g), said watch comprising at least one Dewar device (10) configured to enclose at least one of said electrical or electronic components (8a-8g), said at least one Dewar device (10) including inner and outer walls (12a, 12b) and a vacuum or quasi-vacuum space (16) defined between these called walls (12a, 12b), the inner wall (12a) delimiting a volume (14) in which said at least one electrical or electronic component (8a-8g) is likely to be arranged, said watch (2) comprising an optical filtering element (22) defined in all or part of a particularly visible outer face of said case (6), said filtering element being capable of transmitting only the visible electromagnetic spectrum.

OPTICAL DEVICES
20230236066 · 2023-07-27 ·

An optical device is provided. The optical device includes a time-of-flight (TOF) sensor array, a photon conversion thin film, and a light source. The photon conversion thin film is disposed above the time-of-flight sensor array. The light source emits light with a first wavelength towards the photon conversion thin film to be converted into light with a second wavelength received by the time-of-flight sensor array. The second wavelength is longer than the first wavelength.

GLASS FOR VEHICLES, FRAME MEMBER, AND MANUFACTURING METHOD FOR GLASS FOR VEHICLES
20230001772 · 2023-01-05 · ·

To suppress deterioration in a wiping property of wipers and increase in a load on the wipers. In glass for vehicles (1) including a light blocking region, a far-infrared ray transmission region is formed in the light blocking region, the far-infrared ray transmission region being provided with an opening (19) and a far-infrared ray transmission member (20) disposed in the opening (19), and the glass for vehicles (1) and the far-infrared ray transmission member (20) are bonded to each other with a frame member (30) interposed therebetween. Regarding the frame member (30), where a length of the longest straight line among straight lines each connecting optional two points on an inner circumference on a side facing the opening (19) in a surface on a vehicle exterior side is D, and a thickness of a portion projecting from a surface on the vehicle exterior side of the glass for vehicles (1) is t, D.sup.2/t is larger than 1250, and t is equal to or smaller than 2.5 mm.

Optical angular measurement sensors
11566944 · 2023-01-31 · ·

Systems that enable observing celestial bodies during daylight or in under cloudy conditions.

Sensing device and display apparatus including the same
11569290 · 2023-01-31 ·

A sensing device includes a light-transmissible substrate, a light-transmissible electrode unit connected thereto, including multiple electrically independent electrode lines, and a light sensing unit connected to the light-transmissible substrate and the light-transmissible electrode unit. The light sensing unit includes a plurality of light sensors for sensing a light transmitted from the light-transmissible substrate. The light sensors are confined within the light-transmissible electrode unit and are electrically connectable to an outer component through the light-transmissible electrode unit.

Camera module and depth map extraction method thereof

A camera module according to one embodiment of the present invention comprises: an illumination unit for outputting a signal of incident light irradiated to an object; a lens unit for collecting a signal of reflection light reflected from the object, an image sensor unit for generating an electric signal from a reflection light signal collected by the lens unit, a tilting unit for shifting an optical path of the reflection light signal, and an image control unit for extracting a depth map of the object by using a phase difference between the incident light signal with respect to a frame having shifted by the tilting unit and the reflection light signal received by the image sensor unit, wherein the lens unit is disposed on the image sensor unit and includes an infrared (IR) filter disposed on the image sensor unit and at least one lens disposed on the infrared filter, and the tilting unit controls tilt of the infrared filter.

Near-infrared ray absorbing article and method for manufacturing thereof, and optical filter and method for manufacturing thereof

The present invention relates to a near-infrared absorbing article and an optical filter utilizing the same, wherein the near-infrared absorbing article comprises a glass substrate including a compressive stress layer having a predetermined thickness, thus to provide a thin thickness and a certain level of strength or more. Therefore, it has an advantage that can be cut by using a blade or a laser.

Combination structures and optical filters and image sensors and camera modules and electronic devices

A combination structure includes an in-plane pattern of unit cells, wherein the each unit cell includes nanostructures each having a dimension that is smaller than a near-infrared wavelength and a light-absorbing layer adjacent to the nanostructures and including a near-infrared absorbing material configured to absorb light in at least a portion of a near-infrared wavelength spectrum. The nanostructures are define a nanostructure array in the unit cells, and a wavelength width at 50% transmittance of a transmission spectrum in the near-infrared wavelength spectrum of the combination structure is wider than a wavelength width at 50% transmittance of a transmission spectrum in the near-infrared wavelength spectrum of the nanostructure array.

Resin composition, film, near infrared cut filter, infrared transmitting filter, solid image pickup element, image display device, infrared sensor, and camera module
11708479 · 2023-07-25 · ·

A resin composition includes: a compound represented by Formula (1); and a resin, in the formula, A and B each independently represent an aromatic hydrocarbon ring or an aromatic heterocycle, Ra and Rb each independently represent a substituent, m1 represents an integer of 0 to mA, m2 represents an integer of 0 to mB, Y.sup.1 and Y.sup.2 each independently represent an alkyl group, an aryl group, a group represented by Formula (Y-1), or a group represented by Formula (Y-2), and at least one of Y.sup.1 or Y.sup.2 represents a group represented by Formula (Y-1) or a group represented by Formula (Y-2). ##STR00001##

LENS ASSEMBLY, OPTICAL UNIT AND ELECTRONIC DEVICE

This disclosure provides a lens assembly that has an optical path and includes a lens element and a light-blocking membrane layer. The lens element has an optical portion, and the optical path passes through the optical portion. The light-blocking membrane layer is coated on the lens element and adjacent to the optical portion. The light-blocking membrane layer has a distal side and a proximal side that is located closer to the optical portion than the distal side. The proximal side includes two extension structures and a recessed structure. Each of the extension structures extends along a direction away from the distal side, and the extension structures are not overlapped with each other in a direction in parallel with the optical path. The recessed structure is connected to the extension structures and recessed along a direction towards the distal side.