Abstract: A yoke for a suspension system for a medical lamp comprises a rigid yoke member having a first end and a second end, a first revolving joint-component fixed to the first end, wherein the first revolving joint has a first rotation axis, and a second revolving joint-component fixed to the second end, wherein the second revolving joint has a second rotation axis. The first rotation axis is included in a plane and the second rotation axis intersects the plane or is included in the plane, and the first rotation axis and a projection, onto the plane, of the second rotation axis intersecting the plane or the second rotation axis included in the plane enclose an angle (?) of more than 0 degrees and less than 90 degrees.

Abstract: The present gate light apparatus includes an adapter bracket having a front side and a rear side. On the front side, the bracket engages a housing having a motion detector, photo sensor, and light source. On the rear side, the bracket engages two support members of a gate.

Abstract: A luminaire includes a luminaire mechanism, a stepper motor, an absolute multi-turn rotational position sensing system, and a control system. The stepper motor moves the luminaire mechanism. The absolute multi-turn rotational position sensing system includes absolute rotational sensors that detect absolute positions of a cam indexer on the motor shaft and an indexer wheel coupled to the cam indexer. The indexer wheel rotates by a predetermined amount in response to one full rotation of the cam indexer. The control system determines an absolute position of the luminaire mechanism based on information from the absolute rotational sensors relating to the positions of the cam indexer and the indexer wheel. The control system receives a commanded position for the luminaire mechanism and causes the stepper motor to move the luminaire mechanism to the commanded position based on the absolute position of the luminaire mechanism.

Abstract: A downlight apparatus includes a base housing, a light module and a rotation shaft. The base housing has an inner hemisphere surface. The light module has an exterior hemisphere surface. The light module has a light source emitting a light. The rotation shaft has a first end fixed to the light module. The base housing has a shaft hole for the rotation shaft to pass through and rotate in the shaft hole. The rotation shaft has a second end attached to the base housing. A rotation axis of the rotation shaft is aligned with a radial direction of the exterior hemisphere surface for changing a light direction of the light by rotating the light module along the rotation shaft.

Abstract: The present gate light apparatus includes an adapter bracket having a front side and a rear side. On the front side, the bracket engages a housing having a motion detector, photo sensor, and light source. On the rear side, the bracket engages two support members of a gate.

Abstract: A lighting device assembly includes a light source attached to a heat sink member to emit light in a first direction. A support structure supports the heat sink member in a pivotally adjustable orientation about an adjustment axis, to allow adjustment of the first direction. A drive mechanism selectively drives the heat sink member to pivotally adjust the orientation of the heat sink member about the adjustment axis to change the first direction. The drive mechanism includes a drive screw having, a collar threaded to the drive screw to move linearly along the drive screw axis as the drive screw is rotated, and at least one strut to transfer linear movement of the collar to pivotal movement of the heat sink member.

Abstract: A regulating assembly for a light source and a lighting and/or signaling device, an adjusting device, a lighting device and a motor vehicle, a bezel device, and a gas guiding device and a lighting and/or signaling device containing the same are provided in the present disclosure. The regulating assembly and the adjusting device are used to adjust the lighting and/or signaling module in the lighting device provided in the housing of the lighting device. The bezel device and the gas guiding device may be used for the lighting and/or signaling device. The regulating assembly comprises a supporting frame coupled in a displaceable manner to the light source, a fixed regulating portion which is rotatable, and horizontal and vertical regulating portions in a form of a ball-headed screw-thread part. The adjusting device includes an adjusting screw, a slider and a base; and the bezel device includes a top bezel having a flat plate-like body and a main bezel including a first bezel and a second bezel.

Abstract: A regulating assembly for a light source and a lighting and/or signaling device, an adjusting device, a lighting device and a motor vehicle, a bezel device, and a gas guiding device and a lighting and/or signaling device containing the same are provided in the present disclosure. The regulating assembly and the adjusting device are used to adjust the lighting and/or signaling module in the lighting device provided in the housing of the lighting device. The bezel device and the gas guiding device may be used for the lighting and/or signaling device. The regulating assembly comprises a supporting frame coupled in a displaceable manner to the light source, a fixed regulating portion which is rotatable, and horizontal and vertical regulating portions in a form of a ball-headed screw-thread part. The adjusting device includes an adjusting screw, a slider and a base, and the bezel device includes a top bezel having a flat plate-like body and a main bezel including a first bezel and a second bezel.

Abstract: Disclosed is a system comprising an illumination component, an electrical apparatus, a cable configured to be mechanically connected to the illumination component, a winch configured to wind and/or unwind the cable, and a connector device comprising a bearing and configured to mechanically connect the illumination component to the cable in such a manner that, in a connected state, at least part of the illumination component is rotationally decoupled from the cable via the bearing. The system is configured to supply power and/or data to the illumination component via the cable.

Abstract: An electronic device including a large display region and with improved portability is provided. An electronic device with improved reliability is provided. An information processing device includes a first film, a panel substrate, and at least a first housing. The panel substrate has flexibility and a display region, and the first film has a visible-light-transmitting property and flexibility. The first housing includes a first slit, the panel substrate includes a region positioned between the first film and a second film, the first slit has a function of storing the region, and one or both of the panel substrate and the first film can slide along the first slit.

Abstract: A foldable lamp includes a lamp body, a supporting unit and a connecting device. The connecting device includes a first connecting unit and a second connecting unit. The supporting unit includes a first supporting structure and a second supporting structure. The first supporting structure is rotatably connected with the lamp body through the first connecting unit. The second supporting structure is rotatably connected with the first supporting structure through the second connecting unit. The lamp is placed on a horizontal or hung on a hanger through the second supporting structure.

Abstract: A regulating assembly (1) for a light source and a lighting and/or signaling device, an adjusting device (1200), a lighting device and a motor vehicle, a bezel device (3000), and a gas guiding device and a lighting and/or signaling device containing the same are provided. The regulating assembly (1) and the adjusting device (1200) are used to adjust the lighting and/or signaling module in the lighting device provided in the housing of the lighting device. The bezel device (3000) and the gas guiding device may be used for the lighting and/or signaling device. The regulating assembly (1) comprises a supporting frame (10) coupled in a displaceable manner to the light source, a fixed regulating portion (11) which is rotatable, and horizontal and vertical regulating portions (12,13) in a form of a ball-headed screw-thread part (121).

Abstract: A wall lamp assembly includes a wall seat, and a wall lamp removably mounted on the wall seat. The wall lamp includes a housing, an acoustics device, a protective covering, a cover module, a primary lighting, a secondary lighting, and a charging battery. The charging battery is electrically connected with the acoustics device, the primary lighting, and the secondary lighting. The wall seat includes a wall washer, a drive power supply electrically connected with the wall washer, and a photosensitive device electrically connected with the wall washer. The drive power supply is electrically connected with the charging battery when the wall lamp is placed on the wall seat. Thus, when the wall lamp is removed from the wall seat, the wall lamp is used individually, thereby enhancing the versatility of the wall lamp assembly.

Abstract: An adjuster adjusts the position of a fog lamp, headlamp, or other form of adjustable, automotive lamp. The adjuster includes a side-opening retainer screw interface. The side-opening retainer allows the adjuster to provide clutching throughout travel. In addition, a distal end of the retainer includes a set of retainer snap fingers and a separate set of spring fingers. The snap fingers and spring fingers allow for a strong, elastic connection to a lamp mating panel and allow the retainer to securely connect to lamp mating panels of various thicknesses.

Abstract: A foldable display of a computing device includes a back stiffening layer, a transparent frontplate layer, a transparent cover window layer, and an OLED display layer disposed between the back stiffening layer and the transparent frontplate layer. The OLED display layer characterized by a Young's modulus that is lower than the Young's modulus of the transparent frontplate layer and that is lower than the Young's modulus of the back stiffening layer; a neutral plane of the foldable display is located within the OLED display layer.

Abstract: A flexible display screen structure includes an outward curving zone arranged between a first display zone and a second display zone and the three zones commonly possess and share a common flexible substrate. Each of the first display zone and the second display zone are provided with commonly arranged array pixel circuits, while the outward curving zone is only provided with a metallic connection line for connection between the array pixel circuit of the first display zone and the array pixel circuit of the second display zone and a flexible organic layer covering the flexible organic layer of the metallic connection lines so as to reduce metal wires or lines arranged in the outward curving zone to allow the first display zone and the second display zone to be outwardly curvable through the outward curving zone.

Abstract: A display device reduces or minimizes a stress received by a display panel in a folded state. The display device includes a display panel including a bendable area; and a panel support portion combined to the display panel and including a multi-joint member to support the bendable area, and the multi-joint member includes a plurality of joint portions sequentially arranged in a first direction and combined to each other to rotate with respect to one another, and at least one of the joint portions includes an elastic plate at an edge of a support side arranged toward the bendable area.

Abstract: A foldable display of a computing device includes a back stiffening layer, a transparent frontplate layer, a transparent cover window layer, and an OLED display layer disposed between the back stiffening layer and the transparent frontplate layer. The OLED display layer characterized by a Young's modulus that is lower than the Young's modulus of the transparent frontplate layer and that is lower than the Young's modulus of the back stiffening layer; a neutral plane of the foldable display is located within the OLED display layer.

Abstract: A helicopter search light includes at least one first light source, with the at least one first light source in operation providing a spot light functionality of the helicopter search light, at least one second light source, with the at least one second light source in operation providing a flood light functionality of the helicopter search light, and a switching circuit having a first switching state, with only the at least one first light source being switched on and the helicopter search light providing a pure spot light functionality in the first switching state, and a second switching state, with only the at least one second light source being switched on and the helicopter search light providing a pure flood light functionality in the second switching state.

Abstract: Provided is an illumination device including a light emitting portion including a light source, an intermediate portion connected to the light emitting portion, a supporting portion connected to the intermediate portion and supporting the light emitting portion and the intermediate portion; a connecting portion connecting the light emitting portion and the intermediate portion to be rotatable with respect to each other, and another connecting portion connecting the intermediate portion and the supporting portion to be rotatable with respect to each other. The light emitting portion, the intermediate portion, and the supporting portion connected to the connecting portions may rotate with respect to each other based on the connecting portions to form a three-dimensional (3D) shape, and may be arranged in a single plane when the light emitting portion, the intermediate portion, and the supporting portion are unfolded based on the connecting portions.

Abstract: A light assembly that includes a mounting frame on which a light engine is mounted so as to direct light through the mounting frame opening and out of an opening in the ceiling. The light assembly is designed to permit the light engine to be rotated and tilted, in some embodiments without the need for tools.

Abstract: A mounting apparatus for adjustably positioning a lighting device. The mounting apparatus includes a mounting bracket having an ear and a first indicator associated with the ear. The mounting apparatus also includes a second indicator adapted to be coupled to the lighting device for conjoint rotational movement about a rotational axis with respect to the mounting bracket. The second indicator and the lighting device may be selectively rotated about the rotational axis such that the second indicator is located in a desired position with respect to the first indicator whereby the lighting device is located in a desired measured orientation with respect to the mounting bracket.

Abstract: A foldable light-emitting device is provided. Furthermore, a light-emitting device which can be developed is provided. The light-emitting device includes a light-emitting panel having flexibility, two support panels which support the light-emitting panel, and arms which are connected to the respective panels to be rotatable. Furthermore, the light-emitting device has a structure in which the two support panels, which are apart from each other and connected to the two arms that are connected to be rotatable, support the light-emitting panel. Accordingly, the light-emitting device can be folded so that the two support panels are apart from each other.

Abstract: A mounting assembly for securing a fixture in a desired orientation. The assembly includes a fulcrum and an opposing structure each secured with respect to the fixture and positioned to receive a support member therebetween. The fulcrum defines a fulcrum plane and is positioned to pivotably engage one side of the support member. The assembly also includes at least one adjustable engager separately secured to the opposing structure for engaging the support member at position spaced from the fulcrum plane such that, when the support member is received between the fulcrum and the engager, adjustment of the engager holds the fixture in the desired orientation. In some embodiments, the fixture is a luminaire.

Abstract: Systems and methods are provided for calibrating equipment, such as a lighting fixture. A kinematic model of the lighting fixture is obtained. Test points, which include a pair of a corresponding control signal and an output are collected. These can be collected using a tracking system. The test points are then used to update the kinematic model of the lighting fixture. The process of updating the kinematic model can include the use of a Kalman filter. The calibration is then verified and may be re-calibrated. These methods can also be used to calibrate other equipment, for example, lasers, light projectors showing media content, audio speaker, microphones, cameras, and projectile equipment.

Abstract: The present invention relates to a lighting device enabling arbitrary distribution of light, which includes: a hollow receptacle having a cover to be opened or closed; a pivot part mounted in a fixing hole provided in the bottom of the receptacle so as to be tilted and pivoted; a light module part connected through an adjustment shaft to the pivot part, the light module part being tilted and pivoted by the pivot part so as to control the distribution of light; and a fixing part for adjusting the pivot part to be fixed or to be tilted and pivoted. The present invention enables a plurality of light modules to be separately adjusted to control the distribution of light, and provides fixing means for fixing the positions of the light modules thus adjusted, so that the distribution of light may be controlled regardless of the installed position of the lighting device, thereby preventing light from penetrating into surrounding buildings.

Abstract: Adjustable light emitting diode lighting assembly, kit and system and method of assembling an adjustable light emitting diode lighting assembly. The adjustable light emitting diode lighting assembly comprises a mounting can adapted to be mounted in a housing and an upper locking ring adapted to be mounted to the mounting can. A lower base ring is spaced-apart from the upper locking ring. An adjustable collar coupled to the upper locking ring and the lower base ring and interposed therebetween is provided for adjustably supporting a light emitting diode module over a plurality of light distribution angles. Conductive, radiative and/or convective heat sinks are provided for removing heat produced by the light emitting diode module to maintain luminous efficiency and service life of the light emitting diode module.

Abstract: Provided is an article comprising a flexible circuit comprising a polymeric dielectric layer having first and second major surfaces, one or both of the first and second major surfaces having a conductive layer thereon, wherein at least one conductive layer comprises an electrical circuit configured to power one or more light emitting semiconductor devices located on the flexible circuit, wherein the flexible circuit is shaped to form a three dimensional structure.

Abstract: A luminaire that has multiple removable handles thereon, and can operate in multiple different modes, including a mode where a manual follow spot can occur. To operate in the manual follow spot mode, the luminaire is placed into a free moving mode in which it can be moved, and then the luminaire is moved using the removable handles to manually place the luminaire in a desired location. Then, the luminaire is commanded to remain in that desired location by turning on breaks or the like. In the manual movement mode, movement of the luminaire is manually controlled and not remotely controlled and all of at least color, gobo, beam size and other parameters are remotely controlled.

Abstract: A target lighting apparatus having a tray seating one or more light bulbs connected to a deflector, which is attached to one or more shock-absorbing arms, such that the deflector blocks the tray from any projectiles and the shock-absorbing arms absorb the impact of projectiles that come in contact with the deflector. In some embodiments, the tray, the one or more light bulbs, the deflector and the one or more shock-absorbing arms form a second frame which is adjustably connected to a base frame such that the second frame can slide from the back of the base frame to the front of the base frame and can rotate about an axis along the front of the base frame from a closed position to an open position. The one or more light bulbs are powered by a battery pack. The battery pack may be solar charged by solar panels.

Abstract: A variety of lighting apparatuses are described that utilize reflection as a basis for lighting a desired area.

Abstract: A portable pocket light, comprising three sections; (1) a main body containing an electric circuitry board, battery compartment, and a power switch; (2) a lamp section containing a light source, a lens, and a means for rotatably attaching said lamp section to the main body and facilitating rotation of said lamp section in a 300 degree arc about the an extended axis of said main body, and (3) a sheath section comprising two prongs, and an axial means for rotating said main body an unimpaired 360 degrees within the confines of the two sheath prongs. The two prongs further facilitate a self-standing base by means of which the pocket light may rest on a surface and provide stable, adjustably aimed illumination in a plurality of directions and orientations. The pocket light is fabricated with an integral spring-loaded clip which enables temporary attachment of the pocket light to the brim of a wearer's cap, a shirt pocket, or other stable object.

Abstract: The adjustable device includes a bracket configured for connection to a substrate, a lamp housing configured for supporting a lamp, and an adjustment system adjustably coupling the lamp housing to the bracket, the adjustment system defining a plurality of different selectable positions of the lamp housing relative to the bracket. The adjustment system enables translation and rotation of the lamp housing relative to the bracket to move the lamp housing between the plurality of selectable positions relative to the bracket. The adjustment system includes a locking system to secure the lamp housing in each of the selectable positions relative to the bracket.

Abstract: A portable lighting system having an elongated support member, retractable legs, retractable light assemblies, and multiple mounting members that slidably move along the support member to cause the legs and light assemblies to move from a retractable position to an extended and support position and back.

Abstract: A collapsible lighting device has a main body surrounded by a collar whose position is adjustable along the longitudinal axis of the main body. Pivotally connected or hinged legs are attached to the collar and to the main body with struts. When the collar is on one position, the legs deploy outward from the main body to the extent permitted by the struts, thereby allowing the legs to support the collapsible lighting device upright. A lamp head is attached to a member which telescope from the main body. When deployed, the lamp head can be switched on to provide illumination. When the collar is another position, the legs are drawn in toward the main body to form a cylindrical shape. The lam head can be positioned so that when the telescoping member is retracted into the main body, the collar surrounds the exterior of the lamp head, thus protecting the lamp head for transport.

Abstract: A semi-rigid electronic device is disclosed that includes a flexible panel and a housing. The housing may have a physical dimension L, such as length, height, or a diagonal. The minimum bending device radius of the device along the dimension L may be L/pi when held at an edge. The bending radius increases the more rigid the device. The housing, electronic components, and display may each contribute to the flexibility of the overall device. The housing and/or the flexible panel may also include one or more ribs to constrain movement of the semi-rigid device.

Abstract: A retractable lamp assembly is provided for illuminating at least a portion of a work surface from a wide range of heights and angles by way of extendable shafts and pivot joints. The lamp may be stowed in a retracted or lowered configuration when not in use, in which a substantial portion of the extendable structure is stowed inside of a housing that is located substantially below the work surface, to provide a generally unobtrusive configuration. An upper cover serves as a light reflector when the lamp is in use, and may serve as a cover positioned at or near the work surface when the lamp is stowed. Optionally, the lamp assembly includes include power and data and wire management capabilities for use at the work surface.

Abstract: The present invention relates to a luminaire having a base assembly and a lighting assembly. The luminaire further includes an adjustment arm having a first portion pivotally connecting to a first one of the assemblies. The adjustment arm has a second portion pivotally connecting to and being moveable relative to a second one of the assemblies along a defined path. The adjustment arm has an elongate opening positioned between the first and second portions. The luminaire includes an adjustment member adjustably connected to and selectively moveable from a first position adjacent to the first one of the assemblies to a second position spaced-apart from the first one of the assemblies. The adjustment member operatively connects to and engages with the adjustment arm via the elongate opening of the adjustment arm.

Abstract: A modular illumination assembly is provided such that it can be attached to a structural element. The modular illumination assembly includes an attachment member for securing the modular illumination assembly to the structural element. The modular illumination assembly also includes a first support member having a first end and a second end, such that the first end is connected to the attachment member. Further, the first support member extends from the first end in a substantially perpendicular direction to the attachment member. The modular illumination assembly also includes a second support member that is pivotably connected to the second end of the first support member, such that the second support member can rotate about the second end of the first support member. Furthermore, the modular illumination assembly includes a light source that is provided on either of a first surface or a second surface of the second support member.

Abstract: A light beam guided liquid delivery device, including: a liquid delivery device; a light beam generator; and a bracket coupling the light beam generator to the liquid delivery device such that a beam of light is selectively delivered approximate to a tip of the liquid delivery device. The bracket couples the light beam generator to the liquid delivery device at a first attachment point. The bracket includes one or more hinges at the first attachment point for varying the orientation of the light beam generator. Optionally, the bracket also couples the light beam generator to the liquid delivery device at a second contact point. The bracket includes a support member at the second contact point for varying the orientation of the light beam generator. Optionally, the support member is translatable with respect to the one or more hinges along a length of the bracket.

Abstract: A device for the adjustable fixing of a headlamp with a housing in a body opening of a motor vehicle, with at least one lower fixing point arranged in a lower region, in the vertical direction, of the housing and with at least one upper fixing point arranged in an upper region, in the vertical direction, of the housing, wherein a tab of the housing is connected to a support part at the upper or lower fixing point via a holder which runs transversely to the beam direction of the headlamp and can be displaced along a first adjustment direction (Y), wherein the holder is mounted such that it can be displaced with respect to the support part in the first adjustment direction (Y) via a guide, and wherein the holder is assigned a blocking device for fixing the holder in the first adjustment direction (Y).

Abstract: This invention relates generally to an illumination system and, more particularly, to an illumination system that is configured for attachment to the frame portion of a pair of eyeglasses. The illumination system includes a light source and a multi-axis pivot assembly to permit directional adjustment and focus of a beam of light. An adapter clip is provided to facilitate attachment to the temple arm portion of the eyeglasses. The adapter clip includes a plurality of grooves positioned between two flexible side portions to allow the clip to be slid along the temple arm to a desired position and snapped into a locked position. The illumination system is fully adjustable in terms of light intensity and direction of the light beams.

Abstract: Embodiments of a base for a lamp are shown and described, said base including a base member, having an attachment member adapted to attach a combined adjustable arm and lamp to the base member, wherein said base member has a mass sufficient to support the combined adjustable arm and lamp in all possible orientations; at least one outlet module housed in the base member; and a printed circuit board disposed within the base member, said printed circuit electrically connected to a household power outlet, said printed circuit board adapted to electrically connect the at least one outlet module to the household power supply, and wherein said printed circuit board includes a transformer adapted to transform the household power supply into an output power suitable for powering the lamp, and wherein the transformer is electrically connected to the lamp.

Abstract: A method and apparatus involve a radiation source assembly that outputs radiation along an output path of travel, and that has a support section configured to facilitate support of the assembly so that a position of the assembly can be adjusted approximately pivotally about the output path of travel. According to a different aspect, a method and apparatus involve: generating radiation with a radiation source in a radiation source assembly that is a modular unit; emitting this radiation approximately in a direction; supporting the radiation source near an input port of a radiation guide so that the radiation from the radiation source enters the input port, and so that the radiation source is positionally adjustable toward and away from the input port parallel to the direction; and supplying radiation through the radiation guide from the input port to an output port thereof.

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: A moving light test system allows connecting moving lights to an interface board and conveying the lights and orienting and testing the lights while they are attached to the board. The lights can be mechanically and electrically connected to the board, and once connected, can be tested in multiple ways without reconfiguring or removing the lights. The board has a connector that can be plugged in at various locations, and the board can also be handled by mechanical devices. In this way, once the light is connected to the board, it does not need to be re-handled. In addition, lights can be tested in different orientations.

Abstract: A solar light assembly includes a plurality of housings each having a light, a frame receiving the plurality of housings, and a solar panel substantially positioned over the frame. Each housing including a face, sides and a lip, such that the face and lip lie in intersecting planes. Each housing is removable from the frame to be rotated and repositioned within the frame. A pole could be used to support the frame.

Abstract: A multi-workstation for use in a work area of a garage having a vertically oriented pole with an upper end and a lower end and a light fixture mounted between the upper end and the lower end of the vertically oriented pole. The light fixture is capable of sliding up and down along the pole, rotating about an axis that is perpendicular to the axis of the pole, moving horizontally toward and away from the pole, and rotating about an axis that is perpendicular to the axis of the pole. Locking means is provided to lock the light fixture at a desired height and angle relative to the pole and mounting means is provided to hold the pole in a vertical position.

Abstract: A headlamp aiming system is configured to include: a lamp unit; an actuator configured to displace the light axis of the lamp unit; an imaging apparatus configured to acquire the information necessary for adjustment of the light axis; and an ECU configured to control the actuator. By imaging a light distribution pattern formed by lighting the lamp unit with the imaging apparatus, and by controlling the actuator by the ECU such that the deviation between the position of an attention point in a light distribution pattern, obtained from the imaged image information, and the position of a reference point that has been set beforehand becomes the minimum or zero, an attitude of the lamp unit is adjusted such that aiming of the lamp unit can be automatically performed in a self-contained manner.

Abstract: A light source assembly (10) includes a light source (12) and a base (14) to which the light source is detachably attachable. The base is adapted to orient the light source to a plurality of positions when the light source is mounted thereon. The light source comprises a battery mounted therein for providing power thereto, at least when the light source is disconnected therefrom. The base is also adapted for being powered by the battery and/or by an alternative power source. The light source is adapted to be operational both when mounted on the base and when disconnected therefrom. The light source assembly may further comprise a mounting plate for attachment thereof, for example, to a building or an external surface of a vehicle.