Abstract: A self-cleaning exterior mirror for trucks and like vehicles includes a rigid mounting bracket provided with axially opposed first and second ends respectively, and monolithically formed first, second, and third sections respectively. A plurality of coupling plates is integrally attached to the first and second ends of the bracket. The coupling plates are attached to the exterior of the existing vehicle for supporting the bracket above a ground surface. A substantially rectangular shaped frame is pivotally connected to the third section of the bracket, and a mirror is attached to the frame. A mechanism remotely cleans the mirror, and is attached to the frame.

Abstract: A method is disclosed whereby a laser-based spherical coordinate measurement system is dynamically calibrated. A mechanical oscillator, such as, but not limited to, a Foucault pendulum is used to generate periodic motions which can be fitted to Fourier series models. The residuals between the experimental measurements and the model can provide information which can be used to calibrate the instrument. The calibration information is used to augment the ASME B89.4.19-2006 standard to improve sensitivity to cyclic errors and include the servo systems.

Abstract: An exterior rearview mirror assembly for a motor vehicle includes a housing defining an interior and including a mirror opening oriented rearward when the exterior rearview mirror assembly is secured to the motor vehicle. A backing plate is operatively connected to the housing in the interior. The backing plate is selectively moveable within the housing. A primary mirror is fixedly secured to a first portion of the backing plate. A secondary mirror is fixedly secured to a second portion of the backing plate. The secondary mirror is spaced apart from the primary mirror. An adhesive member extends between the backing plate and the primary and secondary mirrors such that the single adhesive member secures all of the primary and secondary mirrors to the backing plate. A demarcation divider separates the primary and secondary mirrors. The demarcation divider is secured to the backing plate.

Abstract: The invention relates to a restroom mirror with a housing comprising a mirror area (20, 32) providing a concave mirror optical effect at a second flat side opposite a first flat side, wherein fastening and adjusting means (10, 12) are disposed at the housing such that the housing can be fixed at a horizontal or vertical surface and can be rotated, swiveled and/or tilted through manual and/or mechanical actuation, wherein a flat screen is provided (16) at the first flat side inside the housing, said screen being designed for the display of electronic image signals, wherein the housing, which is designed to be sealed for spray water and/or water vapor resistance and/or for compatibility with humid areas, can be moved from a first observation position of the flat screen to a second observation position of the mirror area through said actuation and the fastening means comprise a hinge (12); for facilitating the rotating, swiveling or tilting, said hinge as the central connection having cabling running therethroug

Abstract: The present invention discloses a stay device for a vehicle comprising a mount having a ball formed protrudely on a front surface thereof and a wire passage formed therein and extended into the ball; a body coupled to the mount through the ball of the mount, the body having a wire passage formed therein; a plate spring provided for pressurizing the body; a body cover for wrapping the body and the plate spring; and a pivot ball assembly having a ball protrudely formed on a rear surface thereof, the pivot ball assembly being coupled to the body.

Abstract: A mirror mounting assembly for mounting a mirror on a vehicle bulkhead. The assembly includes a mirror element and a main support arm having a first end and a second end. The mirror element is connected to the first end of the main support arm. The second end of the main support arm is mountable to the vehicle. A pair of brackets are configured to conform to an engine bay side wall of the vehicle. Each bracket has a center portion and two laterally extending flanges that extend at an angle from the center portion in opposite directions. One of the flanges of each bracket is connectable to the bulkhead of the vehicle in the engine bay. A first additional support arm has a first end connected to a first one of the brackets and a second end connected to the main support arm. A second additional support arm has a first end connected to the main support arm and a second end connectable to the vehicle.

Abstract: A MEMS scanning micromirror with reduced dynamic deformation with a mirror support including a rotation axis beam 120 having a rotation axis 58; a pair of extension bars 56 parallel to the rotation axis 58, each having a first end 140, a midpoint 142, and a second end 144; and a pair of X beams 130, each of the pair of X beams 130 having a cross midpoint 134. One of the pair of X beams 130 is connected to the first end 140 and the midpoint 142 of each of the pair of extension bars 56; the other of the pair of X beams 130 is connected to the midpoint 142 and the second end 144 of each of the pair of extension bars 56; and the rotation axis beam 120 is connected to the cross midpoint 134 of each of the pair of X beams 130.

Abstract: A mirror mount includes a two-axis mirror flexure mount with increased stiffness in all but the desired degrees of freedom. The mount is an integrally formed support for a mirror and includes a rigid portion, a plurality of base portions suitable for mounting the mirror thereto, and a plurality of substantially linear flexure elements disposed between the mount portion and the base portion to connect the mount portion and the base portion together. The flexure elements each define an axis of rotation and are operable to allow the mount portion to rotate relative to the base portion along either axis of rotation.

Abstract: An adjusting device for a reflecting mirror includes a driving device, a first linkage device, a second linkage device, a shifting device, and a limiting device. The driving device drives the first linkage device and the second linkage device to rotate and enables the shifting device to relatively move on the limiting device of the reflecting mirror, so as to adjust an angle of the reflecting mirror. The driving device, the first linkage device, the second linkage device, the shifting device, and the limiting device of the reflecting mirror provided by the present invention are simple in structure and easy to assemble, thereby lowering the total manufacturing cost of the adjusting device for a reflecting mirror of the present invention, and reducing damages to the components so as to prolong service life.

Abstract: An interior rearview assembly comprising a mount, a rearview housing having a rearview element therein and a connector being configured to be located between the mount and the rearview mirror housing.

Abstract: An exterior reflective mirror element suitable for a vehicle includes a transparent glass substrate having a reflector and a visual indicator display disposed to the rear of the substrate. The visual indicator display may be part of a blind spot detection and display system of the vehicle wherein the visual indicator display is actuated to emit light responsive to a detection by a blind spot detection detector of the equipped vehicle of an overtaking vehicle in a side lane adjacent the side of the equipped vehicle. The visual indicator display includes at least a first indicator at a first location to the rear of the exterior reflective mirror element. A first portion of the reflector may be at least partially removed at the first location in order to establish an at least partially transmissive first portion of the exterior reflective mirror element at the first location.

Abstract: A side mirror includes a mount seat mounted to a front cowl that covers a portion of the front of a vehicle body, a mirror stay supported on the mount seat with a basal end thereof supported in a turnable manner, and a mirror provided at a tip end of the mirror stay. The mount seat includes a base portion 41a extended in one direction and mounted to the front cowl, and a support portion provided on the base portion 41a to support the basal end of the mirror stay so that a direction Dp in which a turning shaft of the mirror stay extends is inclined to a length direction DL of the base portion. With this structure, a side mirror increased in degree of freedom in selecting a mount position on a front cowl can be provided.

Abstract: A mirror assembly is inclinably mounted on a resin shaft via a spring and a resin stopper.

Abstract: A rear view mirror assembly is disclosed in which the mirror has a viewing section and an alignment section meeting to form a reflex angle. The alignment section is etched with a targeting image: a cross-hair or the side surface of the vehicle. When the targeting image is aligned with appropriate feature on the side of the vehicle, the reflex angle is such that the mirror is properly aligned. Also disclosed is a mirror assembly having viewing section and an alignment section with a clear protective outer layer a selective acceptance layer below the clear protective outer layer, and a colored substrate below the selective layer. When the vehicle operator can see the colored substrate through the selective acceptance layer, which transmits only normal light, the mirror is properly aligned.

Abstract: An auxiliary mirror assembly for the sideview mirror of a car includes an auxiliary sideview mirror, an elongate hollow support post mounted on the auxiliary sideview mirror, two mounting brackets mounted on the support post, and two locking members each pivotally mounted on the support post and each releasably locked onto a respective mounting bracket to releasably lock the respective mounting bracket onto the support post. Each of the mounting brackets includes an adjusting member adjustably mounted on the support post and a clamping member pivotally connected with the adjusting member. The adjusting member of each of the mounting brackets has a serrated portion. Each of the locking members has a toothed portion detachably engaged with the serrated portion of the respective mounting bracket.

Abstract: A rear view mirror for a vehicle comprises a mirror surface including at least a proximal portion and a distal portion for a blind spot view. The normal to the mirror surface of the proximal portion is different from that of the distal portion. The length of the distal portion is larger than that of the proximal portion as seen along at least one line extending on the mirror surface in a direction from the proximal to the distal portion. When mounted on a vehicle the distal portion is disposed beyond the proximal portion as seen from the vehicle body to the rear view mirror.

Abstract: A convex mirror formed of a back board, a mirror, a ball head connecting rod, a ball socket, a socket cover and a mounting frame is disclosed. The back board has stub rods and retaining holes for receiving respective locating holes and hollow cylindrical posts of the ball socket to facilitate installation of rivets in affixing the ball socket and the back board together. The mirror has a rim inserted in between a rim and equiangularly spaced locating blocks of the back board to facilitate installation of self-tapping screws in affixing the rim of the back board and the rim of the mirror together.

Abstract: The present invention relates to improved electro-optic rearview mirror elements and assemblies incorporating the same. Area of the effective field of view of the electro-optic mirror element substantially equals to that defined by the outermost perimeter of the element.

Abstract: It is becoming increasingly imperative to harness solar energy due to the ever growing shortage of conventional energy sources. The instant invention is concerned with method and apparatus for the stable alignment of mirrors inside transparent micro balls with the plane of the mirror perpendicular to the aligning electric field for solar energy concentration and related applications such as optical switches, etc. Coupling of an applied perpendicular electric field with the induced dipole in a mirrored ball results in an unstable orientation. The instant invention circumvents this problem so that a stable orientation is accomplished, resulting in an increase in the percentage of incident light that is reflected to the receiver. Broadly, this invention deals with novel concepts used for alignment in the focusing of light wherever mirrors are used for focusing such as for solar propulsion assist, illumination and projection of light, optical switching, etc.

Abstract: A projection unit 17 effectively corrects out of focus due to a temperature rise. A mirror holding mechanism of a concave mirror 25 has a mirror holder 41 and a mirror holder base 42. The concave mirror 25 is slidably housed in the mirror holder 41. A focus correction member 57, which expands by heat, is disposed between a back face of the concave mirror 25 and reference plane S formed in the mirror holder. The concave mirror 25 and the focus correction element 57 are urged to the reference plane S by a mirror retainer spring 59.

Abstract: An optical element includes first regions which reflect or transmit the light falling on the optical element. The optical element also includes second regions which are in each instance separated by a distance from a first region and which at least partially surround a first region. The second regions are designed to be at least in part electrically conductive and are electrically insulated from the first regions. The optical element includes a carrier element and at least two first regions in the form of mirror facets which are arranged on the carrier element. The second regions are arranged with a separation from the mirror facets on the carrier element and are electrically insulated against the carrier element as well as against the mirror facet. At least one mirror facet is surrounded by an electrically conductive second region.

Abstract: A mirror mounting assembly for mounting a mirror on a vehicle bulkhead. The assembly includes a mirror element and a main support arm having a first end and a second end. The mirror element is connected to the first end of the main support arm. The second end of the main support arm is mountable to the vehicle. A pair of brackets are configured to conform to an engine bay side wall of the vehicle. Each bracket has a center portion and two laterally extending flanges that extend at an angle from the center portion in opposite directions. One of the flanges of each bracket is connectable to the bulkhead of the vehicle in the engine bay. A first additional support arm has a first end connected to a first one of the brackets and a second end connected to the main support arm. A second additional support arm has a first end connected to the main support arm and a second end connectable to the vehicle.

Abstract: In the subject three-axis pointing system, the elevation and tip mirror axes are permanently mounted with their rotation axes orthogonal to each other to eliminate gimbal lock over the hemisphere, to avoid high accelerations as the zenith or nadir pointing directions are approached, and to provide optimal two-axis beam pointing control.

Abstract: An apparatus includes a mirror head assembly including a rearwardly-extending ball section, and a mirror support assembly including a tube having a larger-diameter mid-section and a smaller-diameter tapered end section. A socket on the mirror support assembly, when in the end section, captures the ball section with friction to permit angular adjustment but with enough friction to maintain a selected angular position. A spring biases the socket from the mid-section into the end section, but is compressible so that assembly is possible by pressing the ball section against the socket, causing the socket to move from the end section into the mid-section where the ball section snaps into the socket. It is conceived that the ball section and socket components can be reversed, and also that the mirror support assembly can include a two-ball mount, with a ball-and-socket connection at each end.

Abstract: An optical device includes: a housing; and a reflection member disposed at a predetermined position within the housing, the housing includes a receiving opening through which the reflection member is inserted to be accommodated in the housing, and an attachment unit to which the reflection member is attached, the reflection member includes a front portion which has a reflection area for reflecting supplied light, a back portion positioned on the side opposite to the front portion, and a fixing unit positioned within the surface of the back portion and fixed to the attachment unit, and the fixing unit has an opening into which a position control jig inserted in an attachment direction of attaching the reflection member to the attachment unit through the receiving opening is inserted.

Abstract: A mounting mechanism for a laser or reflector may consist of a gross adjustment mechanism and a fine adjustment mechanism. The gross adjustment mechanism may enable a laser or reflector to be oriented in an approximate orientation and locked in place. The fine adjustment mechanism may enable a fine and precise adjustment to be applied. The mounting mechanisms may include a mounting plate that may mount to the surface of a wall and protect the rest of the mounting mechanism from disruption, but may also allow the fine adjustment mechanism to be tuned. The mounting mechanisms may be used to create a durable yet easily adjustable laser maze amusement.

Abstract: An interior rearview mirror system for a vehicle includes an interior rearview mirror assembly, a casing having a reflective element, a compass sensor and a control. The compass sensor is disposed within the mirror casing and has a first magnetoresponsive sensing element and a second magnetoresponsive sensing element. The control receives a first signal indicative of a magnetic field sensed by the first magnetoresponsive sensing element and a second signal indicative of a magnetic field sensed by the second magnetoresponsive sensing element. The control determines that the casing is adjusted by an occupant of the vehicle in response to a change in the first and second signals being indicative of an abrupt movement of the casing about the mounting structure by an occupant of the vehicle. The control is operable to enter a rapid compensating mode to compensate for the mirror adjustment.

Abstract: The invention relates to a mirror head for an exterior rear view mirror for motor vehicles, comprising a mirror housing (3), which is fixed to the mirror support (4). To minimise vibrations caused by the force of the wind or similar, the mirror housing (3) has a partial flexibility in relation to the mirror support (4). By subjecting the mirror housing (3) to an appropriate force, said housing can be displaced in relation to the mirror support (4). A flexible connection between the mirror housing (3) and the mirror support (4) permits the vibrations at least to be minimised. The mirror head is designed for use as an exterior rear view mirror for motor vehicles.

Abstract: An interior rearview mirror assembly for a vehicle includes a mirror casing having a human machine interface thereat. The mirror assembly includes a display device disposed behind the transflective mirror reflector of the interior rearview mirror assembly and visible through the transflective mirror reflector to the driver when displaying information. The display device may include a video screen. The user actuatable input may be actuatable by a user to operate at least one element of circuitry disposed in the mirror casing. The human machine interface may be at least partially at a bezel portion of the casing, or may be at least partially at a rear casing portion of the mirror casing.

Abstract: A tracking system for reflecting electromagnetic radiation from a source to a target area, having at least one reflecting surface or mirror mounted to a support that fixes the reflecting surface orientation to focus electromagnetic radiation on the target area when the reflecting surface is at a first location at a first predefined time. The system has a path with at least the first location and a second location. The reflecting surface is movable along the path to maintain focus on the target area. The reflecting surface may have an orientation with a fixed declination angle and fixed hour angle. The source may include a moving source such as the Sun.

Abstract: An adjustable rearview mirror includes a mounting seat, and a connecting unit including a rotating seat. The rotating seat has a main body pivotally connected to the mounting seat, and a supporting wall unit extending from the main body. The rotating seat is changeable between a rotatable state and a non-rotatable state. A supporting rod has a pivot end pivotally connected to the supporting wall unit, and a supporting end opposite to the pivot end. The supporting rod is changeable between an adjustable state and a non-adjustable state. A rear view mirror body is connected to the supporting rod end.

Abstract: Goal: Providing a mirror unit that can decrease the wait time before distance measurement.

Abstract: In some embodiments of outer rear-view mirrors, a mirror head (12) and a mirror base (11) are joined together in an articulated manner by a hinge (15, 16). The mirror head (12) can pivot out of a normal operational position in or against the travelling direction (10) and be fixed in the position swivelled against the travelling direction (10). For the outer rear-view mirror to be pivotable out of its normal operational position in or against the travelling direction (10), the intermediate joint (30) has two parallel joint axes arranged between the mirror base and the mirror head, and a U-shaped projection (37). The outer rear-view mirror is advantageously used in motor vehicles.

Abstract: The present high positioning reproducible mirror-actuator interface disclosed herein overcomes the deficiencies associated with conventional interface systems and offer a number of advantages that are disclosed herein. Generally, the mirror mounts provide a reliable and robust interface between the mirrors and actuators, that serve to move and position the mirrors, as wells as providing an interface between the mirrors and gravity compensator pins. The mirror mount is characterized as having a body that has an outer peripheral wall that includes a plurality of flexible elements around the perimeter of the body, each having a high stiffness in plane and a high flexibility out of plane. The body is open at the first end to allow flexing of the flexible elements. The flexible elements providing a direct coupling interface between the mirror mount and the mirror.

Abstract: A highly polarizable high dielectric constant positioning and motion control of the elements (approximately planar mirrors) of a Fresnel reflector solar concentrator tracking heliostat array wherein the elements are suspended with the center of mass above the swivel point, below the swivel point, or have an internal-swivel. The torque to produce angular deflection, and rotational motion is provided by induced and/or permanent dipole coupling to an electronic grid. The force interaction is greatly enhanced by securing a high dielectric material adjacent to each mirror. Thus forces and torques are produced without the use of motors. This allows maximization of solar energy focused by a low-profile concentrator array onto a receiver. Dynamic motion can be controlled over a wide range of dimensions from nanometers to decimeters.

Abstract: A retaining hinged connection, with a more simple assembly operation, having fewer components than does the conventional retaining hinges. An outside mirror is proposed to be engaged with such a retaining hinged connection. The connection is achieved in that the retaining axle component is designed with at least one retaining element and advantageously including a compression spring. This invention eliminates the use of bolts for securing the hinge assembly.

Abstract: A blind spot mirror configured to attach to an automobile, thereby providing an enhanced view, comprising a base having a flat rear surface configured to couple to an automobile mirror. The blind spot mirror also includes a mirror housing pivotally coupled to the base through a ball and socket coupling member, wherein the ball and socket coupling member is coupled to the mirror housing substantially off-center on the mirror housing. The ball and socket coupling member is disposed substantially off-center to the mirror housing, 60/40 respectively. The blind spot mirror further includes a mirror disposed within the mirror housing and coupled thereto through a hook and groove coupling device. The mirror is inset into a receiving portion around the perimeter of the mirror housing and secured to the hook and groove coupling device.

Abstract: An interior rearview mirror system includes an interior rearview mirror assembly and a compass sensor. A physical mount mounts the compass sensor at the reflective element whereby the compass sensor adjusts in tandem with adjustment of the reflective element. A control receives at least one signal indicative of at least one magnetic field sensed by the compass sensor. The control determines a directional heading of the vehicle based on the signal or signals and generates a signal indicative of the directional heading of the vehicle. The control may automatically compensate for adjustment of the compass sensor in tandem with adjustment of the reflective element.

Abstract: A driving mechanism using shape memory alloys comprises a first and a second shape memory alloys coils (1, 2), a pin-like drive member (3) connected to each of the shape memory alloys coils (1, 2) extending in the axis direction, a substrate (4) having a wiring pattern (11) and a drive circuit (4a) to supply current to the shape memory alloys coils (1, 2), and a magnetic latch part (9) to hold the drive member (3), and the magnetic latch part (9) has a latch position in the axis direction of the drive member (3), the drive circuit (4a) selectively current-drives the first and the second shape memory alloys coils (1, 2), the driven first or second shape memory alloys coils (1, 2) is heated and compressed to move the drive member (3) in the axis direction, and magnetic bodies (9a, 9b) provided to the drive member (3) is magnetically fixed at the latch position, thereby fixed and held in the axis direction.

Abstract: A rearview mirror system for a vehicle includes an interior rearview mirror assembly having a mounting structure, an electrical actuator and a reflective element. The mounting structure may be configured to be detachably mounted at an attachment element adhered to an inner surface of the vehicle windshield. The mounting structure is adjustable relative to the vehicle windshield to generally vertically adjust a nominal setting of a rearward field of view of the reflective element. The electrical actuator is operable to adjust the reflective element in order to vertically and horizontally adjust a rearward field of view of the reflective element. The interior rearview mirror assembly may include an imaging sensor having a forward field of view through the vehicle windshield. The forward field of view of the imaging sensor may not be adjusted when the electrical actuator adjusts the rearward field of view of the reflective element.

Abstract: A mirror mounting assembly for mounting a mirror on a vehicle bulkhead. The assembly includes a mirror element and a main support arm having a first end and a second end. The mirror element is connected to the first end of the main support arm. The second end of the main support arm is mountable to the vehicle. A pair of brackets are configured to conform to an engine bay side wall of the vehicle. Each bracket has a center portion and two laterally extending flanges that extend at an angle from the center portion in opposite directions. One of the flanges of each bracket is connectable to the bulkhead of the vehicle in the engine bay. A first additional support arm has a first end connected to a first one of the brackets and a second end connected to the main support arm. A second additional support arm has a first end connected to the main support arm and a second end connectable to the vehicle.

Abstract: An interior rearview mirror system and assembly includes a variable reflectivity reflective element and a video display screen disposed behind the reflective element and operable to display images viewable through the reflective element by a person viewing the interior rearview mirror assembly when it is normally mounted in a vehicle. The video display screen may be operable to brighten or enhance the intensity of images displayed by the video display screen responsive to a dimming condition of the variable reflectivity reflective element. The mirror system may include an image sensor and a decoder that decodes an output signal of the image sensor. The decoder has a microprocessor operable to control the video display screen, such that the captured image data are processed and images are displayed via operation of a common microprocessor. A compass chip may connect to a vehicle wire harness that extends from a vehicle headliner.

Abstract: An optical system comprising two or more optical switches co-packaged together comprising discrete sets of input fiber ports (N per set) and an output fiber port (1 per set), wherein ?n from said set of multiple input fiber ports (N) is focused on ?n mirrors via the use of shared free space optics, wherein said beam steering elements steers ?n from any point in the optical path to any other point; and discrete arrays of micro electromechanical system (MEMS) mirrors in a shared array, wherein a first array of MEMS mirrors is utilized to select and switch selected wavelengths from the first set of input fiber ports (N) to an output fiber port of the same set, and wherein a second array of MEMS mirrors using and sharing the same free space optics as the first MEMS array is utilized to produce yet another fiber optic switch.

Abstract: The invention is a rear view mirror GPS holder that is composed of a pair of telescoping arms that are hingedly connected and of which hang from a neck of a rearview mirror. An opposing end of the telescoping arms attach to GPS holder. The ends of the telescoping arms have a plurality notches that correspond with a retaining clip located on the GPS holder. The hinge connecting the telescoping arms may be spring-loaded in order to apply a biasing force separating the telescoping arms thereby securing the telescoping arms with respect to the retaining clip.

Abstract: The present invention provides a projection display system, comprising: plural laser light sources; an illumination optical system for illuminating, in different beam axes, light beams emitted from the individual laser light sources; a deflection mirror device, constituted by plural mirror elements, for modulating the light beams illuminated by the illumination optical system; and a projection optical system for projecting a reflection light from the deflection mirror device illuminated by the light beams.

Abstract: An interior rearview mirror assembly suitable for use in a vehicle includes a mirror casing, a prismatic reflective element at said mirror casing, a toggle device at said mirror casing, and a circuit element. The toggle device includes a user actuatable element and is operable in response to the user actuatable element to pivot the prismatic reflective element between a day state orientation and a night state orientation. The circuit element has electronic circuitry disposed on a substrate, and has an electrical connector extending from the substrate. The electrical connector extends through a portion of the toggle device and is accessible through the generally central region of the rear wall of the mirror casing.

Abstract: A system and/or apparatus provided as a side-view or rear-view mirror for providing a plurality of independently moveable reflective surfaces to enable a driver increased visibility. To increase visibility for the driver, the system and/or apparatus includes a camera for providing images around a vehicle to the driver within a vehicle during low-light or poor lighting conditions.

Abstract: The invention disclosed herein is a make-mirror designed to direct airflow to a user's face, and includes a mirror embedded in a housing that encases a fan, and is vented to direct airflow to a user's face. Various embodiments may include lighting, bases, stands, extension arms, components for flush mounting the invention to a wall, electrical wiring, battery adapted power components, and solar power components.

Abstract: A spherical mounting assembly for mounting an optical element allows for rotational motion of an optical surface of the optical element only. In that regard, an optical surface of the optical element does not translate in any of the three perpendicular translational axes. More importantly, the assembly provides adjustment that may be independently controlled for each of the three mutually perpendicular rotational axes.

Abstract: Multidirectional retroreflectors and methods of reflecting light beams from multiple directions are provided. The multidirectional retroreflectors utilize a four-mirror retroreflector with a common virtual reflection point.