Abstract: According to an embodiment, an information processing apparatus has a first interface connectable to an external server, a second interface connectable to a display, and a processor. The processor is configured to receive order data for dinning orders via the first and second interface and cause the display to display order data in a first area or a second area depending on whether the order data is first-type order data or second-type order data. The first and second areas are separate areas. The first-type order data is for dining orders of a first type, such as delivery orders, and the second-type order data is for dining orders of a second type, such as in-store dining orders.

Abstract: An installing system (100) according to the present disclosure includes a U-bolt (10) which includes a pair of shaft parts (11) aligned in a first direction and extending in a second direction orthogonal to the first direction, and a bridge part (12) that connects one ends of each of the pair of shaft parts (11); and a measurer (20), in which a strain gauge (14) which outputs a signal corresponding to a strain of the shaft parts (11) in the second direction is embedded in each of the pair of shaft parts (11), in line symmetry with respect to a straight line (OX) including an apex (0) of the U-shape and extending in the second direction, and the measurer (20) measures the strain of each of the pair of shaft parts (11) in the second direction, from an output signal of the strain gauge (14) embedded in each of the pair of shaft parts (11).

Abstract: A U-bolt (10) according to the present disclosure is a U-bolt (10) fastened to a fastened object (2), the U-bolt including: a body part (11) which include a pair of shaft parts (111) aligned in a first direction and extending in a second direction orthogonal to the first direction, and a bridge part (112) which connects one ends of each of the pair of shaft parts (111), includes a U-shaped apex formed by the U-bolt (10), and is configured to be linearly symmetric with respect to an imaginary straight line (OX) extending in the second direction; and a pair of screw parts (12) provided at the other ends of each of the pair of shaft parts (111), in which a length mark indicating an index related to a length of the body part (11) along a direction in which the body part (11) extends from the apex is attached to each of the pair of shaft parts (111).

Abstract: The laser module includes a QCL element and a support member. The QCL element has a first end surface located on a first side in a second direction orthogonal to a stacking direction and a second end surface located on a second side opposite to the first side in the second direction. The substrate has first to fourth substrate-surfaces. The support member has a first portion having a first surface facing at least a portion of the fourth substrate-surface, and a second portion having a second surface facing at least a portion of the first substrate-surface and a third surface located opposite to the second surface in the second direction. At least a part of the terahertz wave generated in the active layer is incident on the second surface of the support member through the substrate and is emitted from the third surface through the inside of the second portion.

Abstract: The order management apparatus includes units for acquisition, management, extraction, generation, and transmission. The acquisition unit acquires, from the order reception system, first order reception data containing a plurality of items of data relating to an order for a product. The extraction unit extracts a data element relating to a predetermined item from among data elements included in the first order reception data acquired by the acquisition unit. The generation unit generates second order reception data including the data element extracted by the extraction unit. If the first order reception data acquired by the acquisition unit includes timing information that designates a future time point as the provision timing of the product, the transmission unit waits until a time point determined according to the provision timing indicated by the timing information, and transmits the second order reception data generated by the generation unit to the shop system.

Abstract: According to one embodiment, an information processing device includes: a setting unit configured to set a last order time on a per group basis, a group being formed by one or more customers; a notification unit configured to notify a terminal device used by staff of seating information that can specify a table occupied by the group whose remaining time to the last order time is shorter than a predetermined threshold; and a clearing unit configured to accept a clearing of the notification by the notification unit, from the terminal device.

Abstract: An order management device is connectable to a store station device and order receiving servers operated by an order receiving agent for sending customer orders to a store. A processor of the order management device acquires first order data in different formats from the plurality of order receiving servers then generates corresponding second order data in a format matching a data format used by the store station device. The second order data is then transmitted to the store station device via a communication interface. The processor also sends a preparation completion notice to an order receiving server after receiving a notice of completion of preparation work from the store station device.

Abstract: A laser module including a quantum cascade laser that includes a substrate having a main surface, a first clad layer provided on the main surface, an active layer provided on the first clad layer, and a second clad layer provided on the active layer, and a lens that has a lens plane disposed at a position facing the end surface of the active layer. An end surface of the active layer constitutes a resonator that causes light of a first frequency and light of a second frequency to oscillate, and the active layer is configured to generate a terahertz wave of a differential frequency between the first frequency and the second frequency. The substrate is in direct contact or indirect contact with the lens plane, and the end surface of the active layer is inclined with respect to a portion facing the end surface in the lens plane.

Abstract: Provided is an optical element including: a main body which is formed of a medium capable of transmitting first light and second light having a wavelength longer than that of the first light, in which the main body includes an incident region into which the first light and the second light are incident, in which a gap which is inclined with respect to the incident region and in which a medium having a refractive index with respect to the first light and the second light lower than that of the main body is disposed is provided inside the main body, and in which a gap width from an interface bordering the main body and the gap is larger than a penetration length of an evanescent wave of the first light at the interface and is smaller than a penetration length of an evanescent wave of the second light at the interface.

Abstract: Provided is a polymer resin orientation evaluation method including: setting an axis intersecting a front surface of an object to be inspected as an inspection axis, and acquiring an optical characteristic value of the object to be inspected with respect to a plurality of polarization directions of a terahertz wave around the inspection axis; and evaluating orientation of a polymer resin that constitutes the object to be inspected on the basis of a variation amount of the optical characteristic value with respect to change of the polarization direction.

Abstract: An optical component for terahertz waves includes a resin member that includes a powder containing cellulose. A content ratio of the powder in the resin member is 60 wt % or less.

Abstract: A wave plate comprising: a prism member having an entrance surface for receiving a terahertz wave T, and an exit surface for emitting the terahertz wave T received by the entrance surface; wherein the prism member is constituted by a plurality of waveguide regions having: a partial entrance surface for receiving a part of the terahertz wave T, a plurality of total reflection surfaces for totally reflecting the terahertz wave T from the partial entrance surface, and a partial exit surface for emitting the terahertz wave T totally reflected from the total reflection surfaces; and each of the partial entrance surfaces combine to constitute the entrance surface of the prism member, and each of the partial exit surfaces combine to constitute the exit surface of the prism member, by stacking waveguide regions.

Abstract: A measurement auxiliary member is placed on an arrangement surface of a prism. A measurement object is placed on an upper surface of the measurement auxiliary member. The measurement auxiliary member totally reflects the terahertz wave input from a lower surface by the upper surface and outputs the totally-reflected terahertz wave from the lower surface. A main pulse of a terahertz wave totally reflected by the upper surface of the measurement auxiliary member without multiply-reflected inside any optical element on an optical path of the terahertz wave, and a noise pulse of a terahertz wave multiply-reflected inside any optical element on the optical path and reflected on an interface between the prism and the measurement auxiliary member, are temporally separated from each other when detecting a correlation by a terahertz wave detection element.

Abstract: Provided is a polymer resin orientation evaluation method including: setting an axis intersecting a front surface of an object to be inspected as an inspection axis, and acquiring an optical characteristic value of the object to be inspected with respect to a plurality of polarization directions of a terahertz wave around the inspection axis; and evaluating orientation of a polymer resin that constitutes the object to be inspected on the basis of a variation amount of the optical characteristic value with respect to change of the polarization direction.

Abstract: Provided is an optical structure 100 that includes: a polarizing beam splitter A which splits input light input from an incoming plane thereof into first polarized light and second polarized light and in which split angles, which are angles formed by traveling directions of rays of the first polarized light and traveling directions of rays of the second polarized light, are acute angles; and a diffractive optical element B which is disposed at a stage subsequent to the polarizing beam splitter A and has a plurality of light transmission regions separated at a prescribed pitch. Since the diffractive optical element B having a prescribed pitch is used, the diffractive optical element B can perform deflection while having a smaller size than a Wollaston prism, and application to various fields is expected.

Abstract: An optical measurement device includes a light source configured to output a terahertz wave and coaxial light having a wavelength different from the wavelength of the terahertz wave, coaxially with the terahertz wave; an intensity modulation unit configured to perform intensity modulation of at least the terahertz wave of the terahertz wave and the coaxial light in a predetermined modulation frequency; and a light detection unit configured to synchronously detects each of the terahertz wave and the coaxial light which have acted on a measurement subject via the intensity modulation unit based on the modulation frequency.

Abstract: Provided is an optical element including: a main body which is formed of a medium capable of transmitting first light and second light having a wavelength longer than that of the first light, in which the main body includes an incident region into which the first light and the second light are incident, in which a gap which is inclined with respect to the incident region and in which a medium having a refractive index with respect to the first light and the second light lower than that of the main body is disposed is provided inside the main body, and in which a gap width from an interface bordering the main body and the gap is larger than a penetration length of an evanescent wave of the first light at the interface and is smaller than a penetration length of an evanescent wave of the second light at the interface.

Abstract: A terahertz wave spectroscopic measurement device includes a light source that emits a terahertz wave and probe light having a wavelength different from that of the terahertz wave, an internal total reflection prism including an incidence surface of the terahertz wave, a placement surface on which a measurement target is placed, and an emission surface of the terahertz wave, the internal total reflection prism internally totally reflecting the terahertz wave incident from the incidence surface by means of the placement surface and emitting the terahertz wave from the emission surface, and a terahertz wave detection unit that indirectly detects the terahertz wave emitted from the emission surface using the probe light. The internal total reflection prism includes an avoidance portion on which incidence of the probe light on the measurement target on the placement surface is avoided.

Abstract: A wave plate comprising: a prism member having an entrance surface for receiving a terahertz wave T, and an exit surface for emitting the terahertz wave T received by the entrance surface; wherein the prism member is constituted by a plurality of waveguide regions having: a partial entrance surface for receiving a part of the terahertz wave T, a plurality of total reflection surfaces for totally reflecting the terahertz wave T from the partial entrance surface, and a partial exit surface for emitting the terahertz wave T totally reflected from the total reflection surfaces; and each of the partial entrance surfaces combine to constitute the entrance surface of the prism member, and each of the partial exit surfaces combine to constitute the exit surface of the prism member, by stacking waveguide regions.

Abstract: A bead member manufacturing method in the present invention includes a bead core forming step of winding and stacking a bead wire from a winding start end to a winding finish end and forming a bead core having an annular shape, the bead wire being formed by coating an outer circumferential surface of a metal wire with a topping rubber; and a bead wire banding step of winding a tape-shaped rubber around one or both of the winding start end and the winding finish end, wherein tackiness of the tape-shaped rubber is higher than tackiness of the topping rubber.