Abstract: A diamond sensor unit includes: a diamond having a color center with electron spin; an excitation light irradiation part that irradiates the diamond with excitation light; a first patch antenna that receives electromagnetic waves; an electromagnetic wave irradiation part that irradiates the diamond with the electromagnetic waves received by the first patch antenna; a detection part that detects radiated light radiated from the color center of the diamond after the diamond is irradiated with the excitation light and the electromagnetic waves; and an optical waveguide that transmits the excitation light and the radiated light.

Abstract: A diamond sensor unit includes: a sensor part that includes a diamond having a color center with electron spin; an irradiation part that irradiates the diamond with excitation light; a detection part that detects radiated light from the color center of the diamond; and an optical waveguide that transmits the excitation light, and the radiated light.

Abstract: An optical apparatus includes a light emitting apparatus and a host apparatus. The light emitting apparatus includes a housing extending in a first direction, a light emitting device mounted in the housing, an optical connector including a first optical connection part provided at one end of the housing, and an electrical connector including a first electrical connection part provided at one end of the housing and receiving a voltage to drive the light emitting device. The host apparatus includes a host optical connector including a second optical connection part which faces the first optical connection part and is optically coupled thereto, a host electrical connector including a second electrical connection part facing the first electrical connection part and being electrically connected to the first electrical connection part, and a host board mounting the host optical connector and the host electrical connector thereon.

Abstract: An optical module includes a base member including a first surface, a first semiconductor light-emitting element mounted on the first surface and configured to emit first light having a first wavelength, a first filter mounted on the first surface and including a first reflection surface configured to reflect the first light, a second semiconductor light-emitting element mounted on the first surface and configured to emit second light having a second wavelength differing from the first wavelength, and a second filter mounted on the first surface and including a second reflection surface configured to reflect the second light.

Abstract: An optical module includes a light-forming unit to form light. The light-forming unit includes a base member having an electronic temperature control module, a base plate, a plurality of submounts, and a microelectromechanical system (MEMS) base. The light-forming unit also includes a plurality of laser diodes arranged on the submounts, a filter arranged on the base plate and located to receive the light emitted from the plurality of laser diodes and multiplex the emitted light, a MEMS arranged on the MEMS base and located to receive the light multiplexed by the filter. The MEMS includes a scanning mirror to scan the light multiplexed by the filter, and the electronic temperature control module regulates a temperature range of the MEMS. The light-forming unit also includes a protective member surrounding and sealing the light-forming unit, which includes a base body and a lid welded to the base body.

Abstract: A mirror-driving mechanism includes a stage having a recessed portion, a base portion in a plate shape, a mirror in a plate shape having a reflection surface configured to reflect light, and a photo detector having a photo detecting surface configured to receive light. The base portion has a through-hole and is disposed so as to cover an opening in the recessed portion. The mirror is disposed so as to be swingable in the through-hole away from a wall surface defining the through-hole. The photo detector is disposed in the recessed portion so as to overlap a region in which the through-hole is located when viewed in a thickness direction of the base portion.

Abstract: An optical module includes: a light emitting unit configured to generate light; a mirror mechanism configured to reflect the light generated by the light emitting unit; and a scanning unit configured to scan the light reflected from the mirror mechanism. The light emitting unit includes: a light forming unit including a plurality of semiconductor light emitting elements and a filter that multiplexes light beams from the plurality of semiconductor light emitting elements; and a protective member disposed so as to surround the light forming unit. The mirror mechanism is disposed outside the protective member and integrated with the protective member, and the scanning unit is disposed in a region surrounded by the protective member.

Abstract: A laser module includes a base, a carrier mounted on the base, a laser diode mounted on the carrier, an organic adhesive layer provided between the laser diode and the carrier, the organic adhesive layer having an exposed portion exposed between the laser diode and the carrier, a cap fixed to the base, the cap covering the carrier, the laser diode, and the organic adhesive layer, and a cover material covering at least a part of the exposed portion of the organic adhesive layer.

Abstract: An optical module includes a light-forming unit configured to form light, and a protective member surrounding and sealing the light-forming unit. The light-forming unit includes a laser diode, a first MEMS including a first mirror having a first reflective surface that reflects and scans light from the laser diode, the first mirror oscillating to form a first plane, and a second MEMS including a second mirror having a second reflective surface that reflects and scans light from the first mirror, the second mirror oscillating to form a second plane orthogonal to the first plane.

Abstract: An optical module includes a light-forming unit to form light. The light-forming unit includes a base member having an electronic temperature control module, a base plate, a plurality of submounts, and a microelectromechanical system (MEMS) base. The light-forming unit also includes a plurality of laser diodes arranged on the submounts, a filter arranged on the base plate and located to receive the light emitted from the plurality of laser diodes and multiplex the emitted light, a MEMS arranged on the MEMS base and located to receive the light multiplexed by the filter. The MEMS includes a scanning mirror to scan the light multiplexed by the filter, and the electronic temperature control module regulates a temperature range of the MEMS. The light-forming unit also includes a protective member surrounding and sealing the light-forming unit, which includes a base body and a lid welded to the base body.

Abstract: An optical module includes a light-forming unit configured to form light, and a protective member surrounding and sealing the light-forming unit. The light-forming unit includes a base member including an electronic temperature control module, a plurality of laser diodes arranged on the base member, a filter arranged on the base member and configured to multiplex light from the plurality of laser diodes, a beam shaping portion arranged on the base member and configured to convert a beam shape of the light multiplexed by the filter, and a MEMS arranged on the base member and including a scanning mirror configured to scan the light shaped in the beam shaping portion. The protective member includes a base body, and a lid welded to the base body.

Abstract: An optical module includes a light-forming part configured to form light; and a protective member that includes an output window configured to transmit light from the light-forming part and that is disposed so as to surround the light-forming part. The light-forming part includes a base member; a plurality of semiconductor light-emitting devices mounted on the base member and configured to emit light differing from each other in wavelength; and a filter mounted on the base member and configured to directly receive and coaxially multiplex diverging light from the plurality of semiconductor light-emitting devices.

Abstract: An optical module includes a base member, a red semiconductor laser, a green semiconductor laser, a blue semiconductor laser, a first light receiving device having a first light receiving face that receives backward red light emitted from the red semiconductor laser, a second light receiving device having a second light receiving face that receives backward green light emitted from the green semiconductor laser, a third light receiving device having a third light receiving face that receives backward blue light emitted from the blue semiconductor laser, wherein the first light receiving face, the second light receiving face, and the third light receiving face are inclined relative to planes perpendicular to optical axes of the backward red light, the backward green light, and the backward blue light, respectively, to reduce the likelihood of occurrence of stray light.

Abstract: An optical module includes a light-forming unit configured to form light, and a protective member surrounding and sealing the light-forming unit. The light-forming unit includes a base member including an electronic temperature control module, a plurality of laser diodes arranged on the base member, a filter arranged on the base member and configured to multiplex light from the plurality of laser diodes, a beam shaping portion arranged on the base member and configured to convert a beam shape of the light multiplexed by the filter, and a MEMS arranged on the base member and including a scanning mirror configured to scan the light shaped in the beam shaping portion. The protective member includes a base body, and a lid welded to the base body.

Abstract: An optical module includes a first base member, a second base member disposed spatially away from the first base member, a first laser disposed on the first base member and configured to emit red light, a second laser disposed on the second base member and configured to emit light with a color other than red, and a first electronic cooling module disposed in contact with the first base member and configured to adjust a temperature of the first laser.

Abstract: An optical module control method is a method for controlling an optical module that includes a semiconductor light emitting element and an electronic cooling module configured to adjust a temperature of the semiconductor light emitting element. The optical module control method includes a step of detecting a temperature of a light emitting unit including the semiconductor light emitting element, and outputting temperature information of the semiconductor light emitting element; a step of detecting an environmental temperature and outputting temperature information of the environmental temperature, the environmental temperature being a temperature of environment where the light emitting unit is placed; and a step of controlling an output of the electronic cooling module on the basis of the temperature information of the semiconductor light emitting element and the temperature information of the environmental temperature, and adjusting the temperature of the light emitting unit.

Abstract: An optical module includes: a light emitting unit configured to generate light; a mirror mechanism configured to reflect the light generated by the light emitting unit; and a scanning unit configured to scan the light reflected from the mirror mechanism. The light emitting unit includes: a light forming unit including a plurality of semiconductor light emitting elements and a filter that multiplexes light beams from the plurality of semiconductor light emitting elements; and a protective member disposed so as to surround the light forming unit. The mirror mechanism is disposed outside the protective member and integrated with the protective member, and the scanning unit is disposed in a region surrounded by the protective member.

Abstract: An optical module includes a light-forming part configured to form light; and a protective member that includes an output window configured to transmit light from the light-forming part and that is disposed so as to surround the light-forming part. The light-forming part includes a base member; a plurality of semiconductor light-emitting devices mounted on the base member and configured to emit light differing from each other in wavelength; and a filter mounted on the base member and configured to directly receive and coaxially multiplex diverging light from the plurality of semiconductor light-emitting devices.

Abstract: An optical module includes a light-forming unit that forms light. The light-forming unit includes: a base member; a semiconductor light-emitting element mounted on the base member and configured to emit light; a lens that is mounted on the base member, reflects part of the light emitted from the semiconductor light-emitting element, and transmits part of the light; and a light-receiving element mounted on the base member at a position that is between the semiconductor light-emitting element and the lens and is outside an irradiate region irradiated with the light emitted from the semiconductor light-emitting element toward the lens. The light-receiving element has a light-receiving surface and is configured to receive, on the light-receiving surface, part of the light reflected from the lens.