Abstract: A micromechanical component including a mounting support, a coil winding retained by a coil brace, and an adjustable part, the coil brace and the adjustable part being connected to each other and via at least one spring element with the mounting support in such a way that the adjustable part is adjustable relative to the mounting support about at least one axis of rotation, and a stop support being fixedly disposed or developed on the mounting support and being at least partially framed by the coil brace, which stop support has at least one first stop area protruding on a surface of the mounting support, which limits a relative movement at least of the coil brace in at least one direction relative to the mounting support by a contact of the at least one first stop area with the coil brace.

Abstract: The relates to multi-layer sealing films for microstructured articles. The multi-layer sealing film may include two or more layers. The multi-layer sealing film has an elastic modulus of at least 3.5×105 kPa and the flexural rigidity of the microstructured article is less than about 4.0×10?8 N·m2.

Abstract: Variable digital optical images may be fabricated using generic optical matrices. A generic optical matrix may have a substrate and a plurality of pixels corresponding to color and sub-pixels corresponding to non-color effects. The pixels may include first pixels corresponding to a first color and second pixels corresponding to a second color. The sub-pixels may include first sub-pixels corresponding to a first non-color effect and second sub-pixels corresponding to a second non-color effect. Individual ones of the pixels and sub-pixels of the generic optical matrix may be obliterated according to a negative while remaining pixels and/or sub-pixels may be preserved. The remaining pixels and sub-pixels may form an optical image corresponding to a base image. The optical image may be colored based on the remaining pixels. The optical image may exhibit non-color effects corresponding to the remaining sub-pixels. The optical image may comprise a hologram or a stereo image.

Abstract: A main object of the present disclosure is to provide a hologram structure having excellent forgery preventability and designability. The present disclosure achieves the object by providing a hologram structure comprising: a hologram layer including a reflection type hologram forming region carrying a recorded phase type Fourier transform hologram that transforms an incident light from a point light source into a desired optical image; and a vapor deposition layer formed so as to come into contact with a concavo-convex surface of the reflection type hologram forming region of the hologram layer, and a size of the reflection type hologram forming region in plan view is in a range of 5 mm square or more and 50 mm square or less.

Abstract: An opening (irradiation opening (90A)), which faces an opening portion of an outer peripheral member and through which an optical axis of an optical member (lamp unit (46)) passes, is formed in a trunk portion (88) that, together with a viewing means (door mirror) for assisting viewing by a vehicle occupant of a vehicle, is covered by the outer peripheral member (visor cover). Further, a wall portion (106), which runs along a peripheral wall of the opening portion and, at a vehicle rear side portion, faces the peripheral wall at a radial direction side, is formed at the trunk portion. Air, which enters into the opening portion while the vehicle is traveling, passes-through a flow path that is bent by the peripheral wall and the wall portion, and the flow rate is reduced, and noise is suppressed.

Abstract: An adjustable mirror system, including a flexible mirror configured to change curvature, a shaft coupled to the mirror, a cylinder, wherein the cylinder is configured to receive the shaft and a fluid, and an actuator coupled to the housing, wherein the actuator increases and decreases the pressure of the fluid in the cylinder to drive the shaft and change the curvature of the flexible mirror.

Abstract: A side view mirror is disclosed. The side view mirror comprises: a mirror; a mirror housing supporting the mirror; and an infrared object detecting module that is fixed to the outside of the mirror housing, emits infrared rays in a direction in which the mirror housing or the mirror is oriented, and uses reflected light from the emitted infrared rays to determine whether an object is present in the direction in which the mirror housing or the mirror is oriented.

Abstract: To provide an authentication device and method for a security medium including a reflective volume hologram having a light source disposed on the front surface side of the reflective volume hologram so that light emitted therefrom is incident on the reflective volume hologram, a first observation device disposed in a pre-designed diffraction direction of the reflective volume hologram, and a second observation device disposed in a direction other than the pre-designed diffraction direction of the reflective volume hologram. Light including a pre-designed diffraction wavelength is emitted from the light source to be incident on the reflective volume hologram, and when the light amount observed in the first observation device is larger in the diffraction wavelength than in other wavelengths, and the light amount observed in the second observation device is smaller in the diffraction wavelength than in other wavelengths, it is determined that the reflective volume hologram is genuine.

Abstract: The electric retractable view device for a vehicle includes a view device rotating section including a view section body mounted therein, a rotation support section that supports the view device rotating section so as to be rotatable relative to a predetermined rotation axis, and an electric driving mechanism that electrically moves the view device rotating section to either of a retracted position and an extended position. The electric driving mechanism includes a motor, and a power transmission mechanism that transmits a drive force of the motor to the view device rotating section to rotate the view device rotating section in the direction around the rotation axis. The power transmission mechanism includes a double-threaded worm, and one or more motor-side worms disposed on the motor side relative to the double-threaded worm. Each of the one or more motor-side worms is a single-threaded worm.

Abstract: The present invention is to provide an optical scanner module capable of reducing cross-talk generated between a sensor interconnect and a drive interconnect.

Abstract: A privacy glazing structure may include an electrically controllable optically active material, such as a liquid crystal material, sandwiched between a flexible substrate and a rigid substrate. The flexible substrate and the rigid substrate may each have a conductive layer deposited on the surface facing the optically active material. The flexible substrate may be bonded about its perimeter to the rigid substrate and may be sufficiently flexible to conform to non-planarity of the rigid substrate. As a result, the flexible substrate may adopt the surface contour of the rigid substrate to maintain a uniform thickness of optically active material between the flexible substrate and the rigid substrate.

Abstract: An optical reflective device for homogenizing light including a waveguide having a first and second waveguide surface and a partially reflective element is disclosed. The partially reflective element may be located between the first waveguide surface and the second waveguide surface. The partially reflective element may have a reflective axis parallel to a waveguide surface normal. The partially reflective element may be configured to reflect light incident on the partially reflective element at a first reflectivity for a first set of incidence angles and reflect light incident on the partially reflective element at a second reflectivity for a second set of incident angles.

Abstract: Embodiments of the present disclosure provide a holographic display device. The holographic display device includes a spatial light modulator and a light source unit. The light source unit is provided on the light entry side of the spatial light modulator and configured to providing read-out light to the spatial light modulator. The spatial light modulator includes at least one loading portion for receiving a write-in signal, which comprises a plurality of pixel units arranged in a matrix form, and the light exit surface of at least a part of which is a first cambered surface protruding in a direction away from the light source unit.

Abstract: Apparatus and associated methods relate to projecting a linear beam onto a distant object. One or more laser diodes are configured to emit one or more elliptical beams of light in an emission direction. If more than one laser diodes are used, they are aligned so as to have coplanar emission facets and common slow-axis and fast-axis directions, which are perpendicular to one another and to the emission direction. A first cylindrical lens is configured to receive the emitted beam(s) and to collimate the emitted beam(s) in the fast-axis direction perpendicular to a slow-axis direction. A second cylindrical lens is configured to receive the emitted beam(s) and to diverge the emitted beam(s) in the slow-axis direction such that if more than one beams are emitted, they are diverged so as to overlap one another in the slow-axis direction.

Abstract: Systems and methods are described herein that may be used to form a heliostat. Various reflective surfaces and support structures are described that permit lightweight construction of configurable heliostats.

Abstract: The present disclosure provides a holographic display device including: a first substrate and a second substrate disposed opposite to each other, wherein a display screen disposed on the first substrate, and the display surface of the display screen faces the second substrate; and four trapezoidal holographic plates, wherein the upper side edge of each trapezoidal holographic plate is movably connected to the first substrate, the lower side edge of each trapezoidal holographic plate is movably connected to the second substrate; wherein the holographic display device has a first state and a second state, wherein in the first state, four trapezoidal holographic plates enclose a four-sided prismoid structure and are supported between the first substrate and the second substrate; in the second state, the first substrate and the second substrate are stacked, and four trapezoidal holographic plates are unfolded to be in the same plane and stacked between the first substrate and the second substrate.

Abstract: Disclosed herein is a compact beam scanner assembly that includes an ellipsoidal reimaging mirror.

Abstract: A distance between the rotary shaft and the pressurizing position of the polygon mirror by the mirror fixing spring is shorter than a distance between the rotary shaft and a position at which the polygon mirror comes into contact with the seat surface. When a difference between an outer radius and an inner radius of the polygon mirror is defined as A, and a difference between the distance between the rotary shaft and the pressurizing position of the polygon mirror by the mirror fixing spring and the distance between the rotary shaft and the position at which the polygon mirror comes into contact with the seat surface is defined as C, the relationship of 0<C?A/4 is established. When a distance, in a direction orthogonal to the rotary shaft, between a position at which the inner diameter side of the polygon mirror comes into contact with the sleeve and the position of the seat surface is defined as E, the relationship of A/3?E?A/2 is established.

Abstract: A low-profile dual-axial deflection device having deflection axes intersecting at a mirror surface and method for achieving dual-axis deflection are disclosed, the device including essentially three parts: a base and a fixing support for fixing and mounting; elastic kite-shaped seats and deflection support base providing deflection driving, and a mirror carrier, a mirror and flexible hinges and connecting stations for limiting deflection displacement of the mirror carrier. The present disclosure uses four piezoelectric ceramics to realize the output control of the deflection angle, and has high control precision and fast response. Simultaneous driving of four piezoelectric ceramics can realize dual-axis deflection of the mirror. The device adopts a sinking mirror structure, and the deflection axes intersect at the surface of the mirror, thereby reducing the optical path control error caused by the longitudinal displacement of the mirror during deflection.

Abstract: An optical device unit that can operate very quietly and an image display apparatus having the optical device unit are provided. An optical device unit includes an optical device and a coupler joined to the optical device. The optical device includes an optical portion that is shaped as a plate and has a light incident surface on which light is incident, a movable portion that supports the optical portion, pivot portions that support the movable portion, and a support portion that supports the pivot portions. The support portion includes connection portions to which the pivot portions are connected and the connection portions are located away from the coupler.