Abstract: A lamp comprises a lamp body and a connecting rod assembly. The connecting rod assembly is alternatively connected to a first connecting member or a second connecting member respectively to define a first use state and a second use state. When in the first use state, one or more connecting rods of at least three connecting rods which are connected successively in an axial direction define a lifting rod, and a first end of the lifting rod is connected to the first connecting member. When in the second use state, first ends of the at least three connecting rods are connected to the second connecting member, and second ends of the at least three connecting rods are spaced apart from each other to define a placing plane within which a vertical projection of a center of gravity of the lamp body is located.

Abstract: A mechanical actuation system for a light fixture that allows for translation of an array of optics relative to an array of light sources in a defined plane. The system can prevent undesired movement such as rotation or out-of-plane motion. A simple and intuitive user interface enables a user to point a resulting light beam in a desired direction without requiring an understanding of the internal mechanical system. The user interface may include a manually manipulated touch point such as a joystick, knob, or other interface.

Abstract: A light output reducing shutter system, having a light system with a shutter barrel assembly, a solid shutter assembly, a first translucent shutter assembly, and a second translucent shutter assembly, wherein the solid shutter assembly, the first translucent shutter assembly, and the second translucent shutter assembly are positioned in a same focal plane when a light is projected from the light system. The first translucent shutter assembly has a first degree of translucency and the second translucent shutter assembly has a second degree of translucency. The shutter barrel assembly has a first set of slots, a second set of slots, and a third set of slots to receive the solid shutter assembly, the first translucent shutter assembly, and the second translucent shutter assembly respectively. The first set of slots, the second set of slots, and the third set of slots each have four slots around the shutter barrel assembly.

Abstract: The prevent invention discloses a gradient frosting system comprising a light processing mechanism arranged in a direction of a primary optical axis of a light beam, a frosting mechanism perpendicular to the primary optical axis of the light beam, and a power mechanism for outputting power to drive the frosting mechanism to move, wherein the frosting mechanism comprises two frosting components, including a left frosting component and a right frosting component, moving towards or away from each other, and the left and right frosting components are arranged on the power mechanism and driven by the power mechanism to conduct open-close motion in a plane perpendicular to the primary optical axis. According to the present invention, the frosting effect generated is multi-level, gradually varied, and uniform in frosting level, which can better heighten the stage atmosphere and adapt to the presentation of various stage effects.

Abstract: Provided is a beam-steering mechanism, comprising a lens and a light source positioned in a focal plane of the lens. One of the light source and the lens moves relative to the other of the light source and the lens. The light source outputs a light beam at the lens which forms an illumination spot on a surface from the light beam. The illumination spot moves in a direction in response to a movement of one of the light source and the lens.

Abstract: A light system comprising: (a) a light source that is configured to direct light from an exterior of a vehicle; and (b) two or more optical elements that direct the light to two or more desired locations without movement of the light source, the two or more optical elements being in series so that the light from the light source is directed through the two or more optical elements; and wherein the two or more desired locations include a driving surface and a location above the driving surface.

Abstract: An optical diaphragm device includes: diaphragm blades each having a first fixing boss protruding from one surface of a first planar plate toward a side in a first direction and a moving boss protruding from the other surface of the first planar plate toward a side in a second direction; light leakage prevention blades each having a second fixing boss protruding from one surface of a second planar plate toward the side in the first direction and forming a pair with the diaphragm blade; a drive ring with cam grooves; and a housing body accommodating the diaphragm blades, light leakage prevention blades and drive ring. A second cam groove is formed on the light leakage prevention blade. The moving boss of the diaphragm blade is inserted into the second cam groove of the light leakage prevention blade, and is inserted into the first cam groove of the drive ring.

Abstract: Provided is a beam-steering mechanism, comprising a lens and a light source positioned in a focal plane of the lens. One of the light source and the lens moves relative to the other of the light source and the lens. The light source outputs a light beam at the lens which forms an illumination spot on a surface from the light beam. The illumination spot moves in a direction in response to a movement of one of the light source and the lens.

Abstract: A method of providing multiple headlamp configurations sharing a common vehicle-mount interface, including selecting one of at least two reflectors, the at least two reflectors sharing a common forward interface and the common vehicle-mount interface at a rearward interface, with each having a different reflector shape; affixing the selected reflector to a rear portion of a bezel shaped to conform to the common forward interface of the at least two reflectors; and affixing one of at least two lamp bezels to a forward interface of the bezel, wherein the at least two lamp bezels share a common rear portion shaped to conform to the common forward interface of the bezel, and are shaped differently at their respective front portions.

Abstract: A medical headlamp that includes a tubular housing an electrical network electrically connected to an electrical conductor, a bare LED assembly electrically connected to the electrical network, an annular light block defining an aperture placed in front of the LED, and an optical assembly including at least a light focusing lens placed in front of the annular light block. A central beam of light from the LED passes through the aperture, and peripheral light from the LED is blocked by the light block such that the central light beam is focused by the optical assembly to create a beam of light having sharp edges.

Abstract: A light amount adjustment device of this invention includes a light path forming member including an aperture which forms a light path, a plurality of light amount adjustment members which adjust the amount of light which passes through the aperture, and a plurality of movement units linearly advancing and retracting the light amount adjustment members with respect to the aperture.

Abstract: Provided is an adjustable lighting system, configured to emit light at any of various bi-directional light-emission ratios. The adjustable lighting system includes a light source, and a reflective component positioned adjacent the light source. The adjustable lighting system also includes a movable positioning apparatus connected to the light source or the reflective component and configured to, when moved, change a relative positioning between the light source and the reflective component.

Abstract: According to one aspect, a luminaire comprises a luminaire housing, at least one LED disposed within the luminaire housing, and an LED driver circuit disposed within a driver housing. The driver housing comprises an inner portion and an outer portion, wherein at least a part of the inner portion is disposed between the LED driver circuit and the outer portion and wherein the LED driver circuit is in thermal communication with the outer portion.

Abstract: An indicator light includes at least one segment. Each segment includes a housing forming an interior and an exterior surface with a light source within. A light filter comprises a transparent or translucent stretchable elastomeric ring processed to pass a desired color and dimensioned to fit on the exterior surface of the housing.

Abstract: A filter for use with an illumination device of a type having a reflector with an exit opening and an illumination source mounted within the reflector, the reflector shaped to direct radiation emitted from the illumination source through the exit opening. The filter may include an outer support attached to a periphery of the exit opening; an inner support concentric with the outer support; a filter having a plurality of filter elements extending between and pivotally attached to the inner and the outer supports, the filter elements being shaped and positioned to substantially cover the exit opening to filter the emitted radiation passing through the exit opening when pivoted to a closed position, and to allow the emitted radiation to pass substantially unfiltered through the exit opening when pivoted to an open position; and an actuator connected to pivot the filter elements to the closed and open positions.

Abstract: In various embodiments, a vehicle lighting device is provided. The vehicle lighting device may include at least one semiconductor light source; and at least one optical element which is connected downstream, wherein the position of the at least one optical element can be adjusted.

Abstract: An LED lamp having a lamp housing including a lamp base capable of connecting to a source of electrical power and at least one LED lighting device having at least one LED, the lighting device being electrically connected to the lamp base offset from a center line running vertically through the center of the housing. The lamp further includes at least one optic having at least two sub-optics, each sub-optic capable of allowing a different beam angle of light distribution to pass there through when aligned with the LED lighting device, the optic being integrated with the lamp housing such that the optic may be rotated to align one sub-optic over the LED lighting device at a time.

Abstract: A remote phosphor light which simulates the spectrum of a specified real world light, e.g. a tungsten or a daylight bulb.

Abstract: An effects wheel assembly for a light fixture, in particular a stage light fixture, suitable to generate a light beam, has a supporting device which rotates about a first axis; and an effects wheel having a hub, which extends about a second axis, and an effects portion, which extends about the hub and is suitable to generate optical effects when intercepting the light beam; the supporting device and the effects wheel being selectively connectable to each other by means of jaws elastically operated to clamp the effects wheel when the hub is inserted between the jaws.

Abstract: The present invention relates to a framing system for shaping a light beam. The framing system comprises a frame support comprising a number of shutter blades surrounding said light beam and a number of actuators adapted to move said shutter blades in and out of said light beam. The shutter blades form a merged pile, where part of a first shutter blade is in placed over a part of a second shutter blade and where another part is placed below a part of a third shutter blade. A first actuator rotates at least one of said shutter blades in relation to a first rotational point and a second actuator moves the first rotational point in relation to said light beam. The present invention relates further to a method of shaping a light beam comprising the steps of rotating a shutter blade around a first rotation point using a first actuator and moving the first rotation point in relation to the light beam using a second actuator.

Abstract: A three-way bulb including light emitting diodes is used to achieve a variety of light output colors and/or intensities. In some embodiments, the inputs to a three-way bulb are configured to perform other functions, such as power a motor. In some embodiments, a bulb including light emitting diodes includes a replicable cover. This cover may be configured to project images or support a shade made of a heat sensitive material.

Abstract: A lighting device having a light source and devices for changing the illumination area, comprising two arrangements made of transparent flat components with oblong imaging elements disposed next to each other in a parallel fashion, having a surface deviating from a plane on at least one side, the imaging properties of the component arrangements can be changeable and the longitudinal axes of the one component arrangement being perpendicular to those of the other, characterized in that the light source is a matrix-shaped arrangement of light emitting diodes.

Abstract: A lighting assembly includes a light guide having opposed major surfaces between which light propagates by total internal reflection, a light input edge, and two light output regions of different optical characteristics and at least one of which is associated with a corresponding one of the major surfaces. The lighting assembly also includes a light source located adjacent the light input edge. The light source and the light guide variably positionable relative to one another to vary a location on the light input edge at which the light is input to the light guide such that the light is emitted from the light guide selectively apportioned between the light output regions so that a characteristic of the light output from the lighting assembly is modified based on the optical characteristics associated with the light output regions and the relative positioning of the light source and the light guide.

Abstract: A light fixture comprises a lens frame, a lens on the lens frame and a light source. The lens and light source are movable relative to each other between a first position in which the lens and the light source are nearer each other and a second position in which the lens and light source are further away from each other, wherein light produced by the light fixture is more focused or more diffuse according to the relative positions of the lens and the light source.

Abstract: An illumination apparatus that includes a housing assembly made up of a housing, seat and top with optional attachment. A light source, power source, switch and controller are further included with the assembly. A light-altering device is also included in or proximate to the housing. The light source emits light through a light-altering surface. An optional motor is included to move the light alternating surface or light source, such as about a central axis. The switch and controller connected are programmable to control and vary the light source and motor among preselected and selectable patterns.

Abstract: A ring light source system for an interferometer with adjustable ring radius and ring radial width may comprise a laser light source, an expander and collimator optical system, an adjustable aperture, a binary phase grating, a variable-focus optical system, and a spatial filter. The expander and collimator optical system is configured to convert a light beam from the light source into a parallel light beam. The adjustable aperture is configured to adjust a diameter of the parallel light beam. The light beam with the diameter adjusted by the adjustable aperture is incident perpendicularly onto the binary phase grating, followed by the variable-focus optical system. The filter is positioned on a back focal plane of the variable-focus optical system, and is configured to receive a ring light source. The ring radius and radial width of the light source are adjustable by adjusting a focus length f1 of the variable-focus optical system.

Abstract: An LED projection night light for night time or dark area use includes a plug-in wall outlet night light or direct current operated night light with projection features to project an image, message, data, logo, or time on a ceiling, walls, floor, or other desired surface. The LED night light incorporates optics means such as an optics-lens, slides, openings, or cut-outs, and/or a transparent material piece, translucent material piece, telescope assembly, housing-member, slide-film, slide-disc, elastic-member, tilt-means, rotating-means, adjust-means, roller-means, mechanical-means, extend-means, convex lens, and/or concave lens designed to make the desired image, message, data, logo, or time project to the ceiling, walls, floor, or other desired surface to be seen by a viewer. The LED light has an interchangeable power source arrangement, permitting the night light to be selectively powered by either an AC powered sealed-unit or a DC powered battery-pack.

Abstract: A luminaire including a housing with a service compartment that is accessible through an opening in the housing, a light source, electrical components disposed in the service compartment for powering and operating the light source, and a door rotatably connected to the housing for rotation between a closed position where the door covers the opening and an open position where the door does not cover the opening. The rotatable connection includes an asymmetric pin extending from the door and a cavity formed in the housing having a hinge opening of width W. The asymmetric pin has a cross sectional thickness t and a cross sectional height h. Width W is less than height h and greater than thickness t, such that the pin is removable through the hinge opening when the door is in a removal position where the pin thickness t is aligned to the hinge opening width W.

Abstract: A stage light fitting for making light effects has a light source adapted to generate a light beam extending along an axis; a main optical assembly; and at least one filter for shaping the light beam; wherein the filter is arranged between the light source and the main optical assembly, is adapted to selectively intercept the light beam, and has a multi-faceted face defined by a plurality of adjacent cavities.

Abstract: According to the present invention, additional reflection surfaces 9UL, 9UR, 9DL, 9DR are provided for reflecting light L6 from semiconductor-type light sources 5U, 5D on intermediate invalid reflection surfaces 9, 9L, 9R. As a result, the present invention is capable of: reflecting the light L6 from the semiconductor-type light sources 5U, 5D on the intermediate invalid reflection surfaces 9, 9L, 9R, by means of the additional reflection surfaces 9UL, 9UR, 9DL, 9DR; illuminating the intermediate invalid reflection surfaces 9, 9L, 9R; and lessening a dark part.

Abstract: The present invention relates to entertainments systems comprising a light controller connected to at least one moving head light fixture through a communication channel and to moving head light fixtures, where a moving head comprises switching means for switching said moving head between a normal mode of operation and a follow spot mode of operation, said follow spot mode of operation being characterized in that at least said first rotating means or said second rotating means being deactivated. In is thus possible to use the moving head as both an automatic moving head an as a manual moved follow spot. The moving head comprises also position encoding means determining to position of the moving head and other moving heads in the entertainment system thus be controlled based on the position of the first moving head.

Abstract: A stage lighting fixture has a casing having a closed first end and an open second end; a light source housed inside the casing, close to the first end, to emit a light beam along an optical axis oriented longitudinally with respect to the casing; an objective optical system located along the optical axis, at the second end of the casing, and having a focus position; a circular-aperture diaphragm located along the optical axis, between the light source and the objective optical system, to intercept the beam; and an iris diaphragm located along the optical axis, between the light source and the objective optical system, and which can be set to the focus position.

Abstract: A headlamp in an automobile, which is rotatable about a yaw axis when negotiating a bend, has a controller for controlling the rotary movement. In order to improve the illumination of a roadway lying in front of an automobile, the controller may take into account a driving profile.

Abstract: The reading apparatus is provided with: an optical image forming unit that forms an optical image on a recording medium by irradiating, with light, the recording medium on which an image is formed and which is transported in a slow scan direction; a reading unit that reads a position in a fast scan direction of the image formed on the recording medium transported in the slow scan direction and a position in a fast scan direction of the optical image, by using a minification optical system; and a registration correction unit that corrects a registration error in the fast scan direction of the image read by the reading unit, by using the position in the fast scan direction of the optical image read by the reading unit.

Abstract: The present invention relates to a lighting apparatus or a shutter assembly for a lighting apparatus comprising: a light path for passage of light emanating from a lamp, at least one shutter plate 130-133 moveable into a position external to or at least partially across the light path, and a rotatable shutter lock 180 being rotatable to directly or indirectly generate a friction force on the shutter plate 130-133, wherein the friction force generated on the shutter plate 130-133 is dependent on the rotational position of the shutter lock 180 and in at least one rotational position there is sufficient frictional force to retain the shutter plate 130-133 in the position external to or across the light path.

Abstract: A vehicle headlamp is provided with: a fixed reflector having reflecting surfaces made of parabola-based free curved faces; movable reflectors having reflecting surfaces made of parabola-based free curved faces; and semiconductor-type light sources having light emitting chips shaped like a planar rectangle. When the movable reflectors are positioned in a first location, a light distribution pattern for low beam is obtained. When the movable reflectors are positioned in a second location, light distribution patterns for high beams are obtained. When the movable reflectors are positioned in a third location, light distribution patterns for daytime running light are obtained. As a result, the vehicle headlamp can achieve downsizing, weight reduction, power saving, and cost reduction.

Abstract: An exemplary illumination device includes a light source and a light-pervious light guiding barrel. The light source is configured for emitting light along a given light path. The light-pervious light guiding barrel receives the light source therein, and the barrel includes light guiding regions with different light directing and/or reflecting capabilities. In addition, the barrel is rotatable relative to the light source such that each of the light guiding regions can be selectively placed on the light path to direct and/or reflect the light from the light source.

Abstract: A vehicle headlamp with improved vibration proof of a movable reflector is provided. The vehicle headlamp has: a holder; an upside movable reflector and a downside movable reflector; light sources; and a drive unit. The drive unit is made up of a motor and a drive force transmission mechanism. The drive force transmission mechanism rotates the upside and downside movable reflectors in reverse directions, respectively. As a result, the vehicle headlamp can improve the vibration proof of the upside and downside movable reflectors.

Abstract: In one aspect, a lighting system is disclosed that includes an inner reflector extending from a proximal end to a distal end along an axis, where the proximal end is adapted to receive light from a light source and the distal end provides an exit opening (aperture) for the received light. The system can further include an outer reflector that is axially positioned relative to the inner reflector. The inner and outer reflectors are coupled for axial movement relative to one another to change the flood spread of the light exiting the lighting system.

Abstract: An LED lamp includes a frame, an LED module, a plurality of reflecting plates, and a plurality of adjusting members. The frame includes a base and a holder mounted on the base. The base defines a plurality of slots. The holder forms a plurality of fixing positions. The LED module is received in the frame. The reflecting plates are pivotably engaged with the base and extend through the slots of the base to surround the LED module. The adjusting members respectively interconnect the reflecting plates and the holder. Each of the adjusting members is selectively fixed to one of the plurality of fixing positions of the holder. Each of the reflecting plates is capable of rotating with respect to the base of the frame during change of the fixing position of the adjusting member to the holder.

Abstract: An optical system, light fixture and method are provided that include a light source, a non-circular aperture, a filter apparatus, and a lens. The light source produces a first beam of light, a portion of which is passed by the non-circular aperture. The filter apparatus is positioned proximate to the non-circular aperture and is operable to selectively position a desired portion of a variable density filter in the portion of the first beam of light passed by the non-circular aperture. The lens collects the portion of the first beam of light passed by the non-circular aperture to produce a second beam of light.

Abstract: A light source contains at least one light-emitting diode installed in the casing or on the base, and a lens system located along the light flux. The lens system comprises a plane-convex lens, a first plane-concave lens, and a composite lens 4 that are located along the light flux. The composite lens 4 is made up of a second and third plane-concave lenses. Flat surfaces of all of the lenses 4 are outflow faces for the light flux. Axes of symmetry of the second and third plane-concave lenses are normal to each other, whereas axes of symmetry of the first and second plane-concave lenses are parallel to each other. The first plane-concave lens is made movable along the light flux, and has a relocation drive therefor. A solenoid or an electric motor with a gear can be used as the drive. The technical result of the invention is believed to be the improvement of performance indicators, and the structure simplification.

Abstract: The present invention provides a drive system for an optical light modulation system employing multiple light modulation element pairs. The each pair is driven by a single motor which drives one axis around which one element of the first pair rotates while the other element of the first pair free floats and rotates about a second axis. While the second axis drives the rotation of the first element of the second pair and the first axis provides a rotation pivot for the second element of the second pair. Thus the two pairs share the two axises providing a more compact drive system that can be used more flexibly in an optical train of an automated multiparameter lighting system.

Abstract: A headlamp includes a lamp base with an interior reflecting surface, a lamp provided in the lamp base, a driver deposited on a recessed supporting surface of the lamp base, two light shields installed on the lamp base and a spring biasing the lamp shields towards one another. The driver includes a driving shaft, and a pushing block with a conical surface gradually tapered toward its free end. The light shields are pivotally fixed on the lamp base by fastening elements and their inner portions overlapped each other, and each has a sliding groove bored obliquely and tapered downwards for the pushing block to pass through. The light shields are drawn by the driver to control light projecting from the lamp to produce a high and low beam illumination pattern.

Abstract: A light source unit includes a light source element; an optical-waveguide-formed element in which an optical waveguide is formed; a prism for turning back a light flux emitted from the light source and guiding the light flux toward an incident end of the optical waveguide; and a coupling optical system formed on the prism or provided as a separated body from the prism, for coupling the light flux emitted from the light source onto the optical waveguide.

Abstract: A lighting device includes a light source, first and second beam-directing prism elements, and a transmission device. The light source emits a light beam. The first beam-directing prism element is arranged in a first direction. The second beam-directing prism element is arranged in a second direction and partially overlapped with the first beam-directing prism element. When the light beam passes through different regions of the first and second beam-directing prism elements, different bending angles are resulted. The transmission device is connected to the first and second beam-directing prism elements for driving movement of the first beam-directing prism element in the first direction and movement of the second beam-directing prism element in the second direction. Accordingly, the light beam emitted by the light source simultaneously passes through one of the regions of the first beam-directing prism element and one of the regions of the second beam-directing prism element.

Abstract: A zoomable luminaire has a source of light, a primary reflector with entry and exit apertures, and at least one secondary reflector with entry and exit apertures. The source delivers light into the entry aperture of the primary reflector, and the primary reflector delivers the light at the exit aperture of the primary reflector. The luminaire has a retracted position for producing a beam of a first beam angle, where the primary reflector is nested within the secondary reflector and the secondary reflector does not substantially affect the distribution of the light. The luminaire has at least one extended position for producing a beam of a second width, where the exit aperture of the primary reflector is contiguous with the entry aperture of a secondary reflector so that the light is delivered at the exit aperture of a secondary reflector.

Abstract: A method for forming a light beam, and a light assembly having at least one light source with a fixed reflector which directs a beam of light light assembly having a front lens, and a light deflecting mechanism for changing the light angle of the light beam after passing through the front lens. The front lens has a central part that differs from the surrounding parts of the front lens, and the light deflecting mechanism, in a first position, concentrates the light beam into the central part of the front lens to generate a wide-angle light beam, and in a second position, distributes the light beam over the entire front lens to generate a narrow angle light beam. The light deflecting mechanism is connected with a first actuator, and is movable between the first and the second position.

Abstract: Disclosed is a light (1) comprising means (3a) for retaining and electrically connecting at least one elongate light source (2) and a light-influencing element (10) which is located next to the light source (2) and is composed of several individual elements (15). Said elements (15) that form the light-influencing element (10) can be swiveled or rotated independently of each other about an axis that extends substantially parallel to the longitudinal axis of the light source (2).

Abstract: The invention relates to a method for enabling transmission of substantially equal amounts of energy from at least one light source (LS) comprising intensity variations in time to at least two light sensitive points (LSP), said transmission being controlled by means of at least one illumination arrangement (1), and said method comprising establishment of a correlation between said intensity variations and at least one feature of said illumination arrangement. The invention furthermore relates to an illumination arrangement (1) for controlling transmission of energy to at least two light sensitive points (LSP), wherein said controlling transmission enables transmission of substantially equal amounts of energy to each of said at least two light sensitive points (LSP).