Abstract: A system and method for servicing a generator rotor of a turbine are presented. The system includes a support device for supporting the rotor. The support device has a surface. A contact point is established on the surface where the rotor contacts the surface. A location of the contact point along the surface may be variable based on a diameter of the rotor. The support device may be able to accommodate a plurality of different rotors having a plurality of different diameters.

Abstract: The present invention relates to the field of photographing equipments and discloses a waterproof stabilizer. The waterproof stabilizer has a fastening assembly, a rotary assembly and a waterproof assembly. The rotary assembly has a first motor, a second motor and a third motor, a first connecting arm piece and a second connecting arm piece. The first motor, the second motor and the third motor are spatially distributed orthogonally. The waterproof assembly has a first seal ring, a second seal ring, a third seal ring, a fourth seal ring, a first waterproof plug, a second waterproof plug and a third waterproof plug. Multiple said seal rings and said waterproof plug are respectively arranged between structural parts or between connecting parts to reinforce the sealability of the waterproof stabilizer, which enables the waterproof stabilizer to be waterproof and functionally applicable in dampness or when contacting water.

Abstract: An adapter assembly is used to secure a base unit and a display unit to a panel, with the base unit including a housing, the panel including an opening formed in the panel, and the display unit including a body. The adapter assembly includes an adapter disposed between the base unit and the panel. The adapter includes a primary wall. One of the display unit and the adapter includes a formation that extends from the body of the display unit or the primary wall of the adapter, and the other of the display unit and the adapter includes a mechanism configured to engage and secure the display unit to the panel without disturbing a securement of the base unit to the adapter.

Abstract: Disclosed is an electronic gimbal with camera and mounting configuration. The gimbal can include an inertial measurement unit which can sense the orientation of the camera and three electronic motors which can manipulate the orientation of the camera. The gimbal can be removably coupled to a variety of mount platforms, such as an aerial vehicle, a handheld grip, or a rotating platform. Moreover, a camera can be removably coupled to the gimbal and can be held in a removable camera frame. Also disclosed is a system for allowing the platform, to which the gimbal is mounted, to control settings of the camera or to trigger actions on the camera, such as taking a picture, or initiating the recording of a video. The gimbal can also provide a connection between the camera and the mount platform, such that the mount platform receives images and video content from the camera.

Abstract: A carrier device has a support frame (1), a tubular carrier element (2), a first connecting element (3) at one end of the carrier element (2) and a second connecting element (4) at the other end of the carrier element (2). The first connecting element (3) is connected with the support frame (1), via a clip collar element (5). The second connecting element (4) is connected with a manipulation element (7), via a ball joint (6). The first connecting element (3) is connected with the clip collar element (5), via a ball joint (8). The carrier element (2) is designed as a continuous tube from one end to the other. The carrier element (2) can be inserted and clamped securely in tubular clamping elements (9) arranged on the carrier element side of the two connecting elements (3,4).

Abstract: Aspects of the disclosure are directed to apparatuses and methods involving the mounting of display screens. As may be implemented in accordance with one or more embodiments, a mounting head is configured for mounting a display screen and provides an automatic, self-latching/locking function and a manual unlocking function, which allows male and female sections to be unlocked/released and then separated without continued application of a release force to the mounting head. A device is configured for mounting two display screens to a single support, with spacing between the displays being adjustable with a single control that simultaneously separates or brings together the two screen mountings (horizontally side-by-side or vertically). An articulated support arm provides an adjustment mechanism which does not require tools to operate, and which is conveniently integrated into the body of the support arm with the components generally lying on the axis of the arm.

Abstract: A pressure vessel for storing high-pressure gas has a structure including: a nozzle body which is coupled to a vessel body that defines an inner wall surface of the pressure vessel, and has an inner flow path through which gas flows inside and outside of the pressure vessel; and a locker which is fastened to a lower portion of the nozzle body, and the structure is configured to provide dual sealing including sealing at an inclined surface by fastening force of the locker generated by an inclined pressing end of the locker, and sealing in the locker by sealing members.

Abstract: Disclosed is an assembly that is an all-in-one combination of piping and equipment systems designed to provide a compact, simple, pre-fabricated assembly on single skid platform to meet all the functional needs of a petrochemical gas compression facility. The skid platform assembly provides a traveling pathway for the fluid generated from a well and is designed to provide all required pre-compressor and post-compressor functional equipment needs for each individual installed gas compressor. The skid platform assembly comprises an integrated liquid separator that also functions as a common liquid sump for all liquid generated by the pre-compressor and post-compressor functional equipment.

Abstract: Methods and systems for modular fuel storage and transportation are provided. In an embodiment, a fuel storage system includes one or more fuel containers each supported by a fuel container support assembly. The fuel storage system may be mounted to a transportation device such as a vehicle or used in a stand-alone fashion. Each support assembly may include a plurality of detachable end support members such as end support members configured to support the end portions of the fuel container and side support members configured to support the body portion of the fuel container. Some of the end support members may include neck grooves such that when the end support members are coupled, the neck grooves form an enclosure around the neck portion of the fuel container. In an embodiment, the support assembly is configured to facilitate release of excess pressure in the fuel container.

Abstract: A handheld and portable transillumination light source device allows for visualizing and locating vasculature and other subcutaneous structures of the body. One or more forward and upward facing LEDs are provided to project light out of a forward or upper surface of the device respectfully. The LEDs may vary as to the wavelengths of light the LEDs emit. A control button allows a user to switch the device between various modes of lighting, as well as, to adjust the intensity of the LEDs. Alternatively, these buttons may be split into separate power and intensity buttons. Touch sensors or a touch strip may also be provided to adjust the intensity of the LEDs.

Abstract: A communications device for forming a network node between two or more devices or systems. The communications device has a power supply connector for connecting to a power supply in a light socket of a lighting system thereby to power the communications device. The communications device depends from the light socket by the power supply connector. The communications device also includes a receiver for receiving incoming information from one or more first devices or systems, and a transmitter for transmitting outgoing information to one or more second devices or systems.

Abstract: A lamp assembly and a lamp are provided. The lamp assembly includes a light source substrate, a circuit board and a lamp cover. The light source substrate includes a first surface, a second surface and plural light sources. The first surface is opposite to the second surface, and the light sources are disposed on the first surface. The circuit board is electrically connected to the light source substrate. A transmitting and receiving module is disposed on the circuit board, and the transmitting and receiving module has an antenna. A lamp cover covers the light sources. The lamp cover has an outer surface, an inner surface and a through hole. The inner surface is opposite to the outer surface, and the through hole extends from the inner surface to the outer surface. The antenna passes through the through hole and extends outside the outer surface of the lamp cover.

Abstract: A lighting device is provided which includes: a wavelength converter that emits, from laser light, light having a wavelength different from a wavelength of the laser light; and a reflector surrounding the wavelength converter and including a surface of revolution that reflects the light emitted from the wavelength converter. The reflector includes, in the surface of revolution, a through-hole through which the laser light passes.

Abstract: A method and device for emitting electromagnetic radiation at high power using a gallium containing substrates such as GaN, AlN, InN, InGaN, AlGaN, and AlInGaN, is provided.

Abstract: A method for manufacturing a light emitting device includes: providing a light emitting element; providing a light transmissive member having a first upper surface, a lower surface, first lateral surfaces, and second lateral surfaces each positioned on an outer side of a corresponding one of the first lateral surfaces; joining the lower surface of the light transmissive member and an upper surface of the light emitting element; applying a first light reflective member to cover the first lateral surfaces of the light transmissive member, and applying a second light reflective member to cover lateral surfaces of the first light reflective member, the second lateral surfaces of the light transmissive member, and a lateral surface of the light emitting element.

Abstract: An LED light bulb and a fabrication method thereof are provided. A plurality of power wires for supplying electricity to an LED filament are fixed to form a power wire supporting structure for supporting and fixing the LED filament in position, without using a stem of a conventional LED light bulb, thereby simplifying fabrication processes of the LED light bulb and reducing fabrication costs thereof. Moreover, the LED light bulb does not require an internal space for accommodating the stem, and thus its length can be effectively reduced to ideally become a small-size light bulb.

Abstract: A backlight device includes LEDs, a light guide plate, an LED substrate, an optical sheet, and a low light-transmissive member. The light guide plate includes a light entering end surface, a light exiting plate surface, and an opposite plate surface. The LED substrate is disposed such that at least a section of the LED substrate overlaps a light entering-side edge section that is an edge section of the light guide plate on the light entering end surface side. The optical sheet includes a light entering-side edge section overlapping section disposed on the light exiting plate surface side of the light guide plate to overlap the light entering-side edge section. The low light-transmissive member disposed on the light entering-side edge section overlapping section of the optical sheet. The low light-transmissive member has a light transmissivity lower than that of other sections of the optical sheet.

Abstract: A light emitting device including: a substrate; first and second light emitting units disposed on the substrate separate from each other and respectively including first and second light emitting diodes, on which first and second wavelength converters are respectively disposed; first and second bonding layers interposed between the substrate and the first and second light emitting units, respectively; a sidewall disposed surrounding and adjoining side surfaces of the first and second light emitting units; and a filler evenly disposed in the sidewall and capable of reflecting light from the first and second light emitting units, wherein the substrate includes plurality electrodes, wherein a first portion of the sidewall directly contacts both of the first light emitting diode and the second light emitting diode, and wherein a second portion of the sidewall separates and directly contacts the first wavelength converter and the second wavelength converter.

Abstract: A lamp is provided. The lamp includes a frame body, a light guide plate and plural light sources. The frame body has an accommodating space. The frame body includes at least one integrating member and plural side covers, and the integrating member includes a conductive assembly. The light guide plate is disposed in the accommodating space. The light sources are respectively disposed in the side covers and disposed adjacent to side edges of the light guide plate. The conductive assembly is disposed on one side of the integrating member near the light guide plate, and the conductive assembly is connected to the light sources to form an electrical loop.

Abstract: A mini light machine system for evenly distributing a light strand along a window frame and adhering the light strand to a window with easy peel tape. The mini light machine system has a mini light machine assembly. The mini light machine assembly has a placing machine for placing and adhering a light strand and a light box container for condensed loading and storage of a light strand. In the preferred embodiment the mini light machine assembly is self-propelled and automatically places a light strand in repeatable distances between the individual lights. The mini light machine assembly adheres to a vertical window surface allowing lights to be placed in hard to reach places. Intelligent control is used to cease operation when the mini light machine assembly reaches the end of a window frame. The mini light machine assembly contains a battery thus eliminating the need for power chords.

Abstract: A LED ceiling lamp is provided. The LED ceiling lamp comprises: an elongated light cover; an elongated housing including a fastening slot and two side portions connected with the elongated light cover; a light source plate secured between the elongated light cover and the elongated housing; a power source seat electronically connected to the light source plate and being secured on the fastening slot; and two end covers connected with two ends of the elongated light cover and two ends of the elongated housing, respectively. The length of the LED ceiling lamp is various according to the requirement. The heat dissipation effect is well. The power can be designed according to requirements. The service life is long. The LED ceiling lamp is easily assembled and repaired. The light emitting rate is high. The light emitting efficiency of the power source is high.

Abstract: A double-axis rotation joint for use in a lamp or lighting system. The lamp joint rotates in a first axis and is in continuous interior connection with two wire guides that rotate in a second axis perpendicular to the first axis. The two wire guides are connectors that can be attached to a light guide that receives an illumination source. The light guide accommodates rotation in the second axis without colliding with the first axis. The end result is a double-rotation system in two dimensions that supports a fully positionable, task-illuminating lamp or lighting system. Using a spherical cover, the lighting system appears as a rotating orb.

Abstract: A lighting fixture having an adjustable collar for accommodating different ceiling thicknesses is provided. The lighting fixture preferably includes a light module, a plaster frame, first and second support arms extending from the plaster frame, a U-shaped support assembly, an adjustment assembly for coupling the support assembly to the first and second support arms, and the collar. The adjustment assembly enabling the support assembly and the adjustable collar to be selectively movable along an axis perpendicular to the plaster frame. The adjustment assembly being configured so that, in a first configuration, the support assembly along with the light module and the collar are movable along the axis, and in a second configuration, the support assembly along with the light module and the collar are fixed to the first and second support arms so that a bottom end of the collar extends beyond a bottom surface of the plaster frame.

Abstract: A battery-operated pendant beacon light comprises a base housing forming a lens, an upper housing coupled to the base housing, a battery compartment coupled to the upper housing and extending into the base housing, a rotatable switch coupled to a top of the upper housing with a hook assembly coupled to the dimmer switch. A plurality of lights is coupled to the upper housing and shine light into the lower housing.

Abstract: An LED luminaire with an integrated battery backup is divided into a hidden infrastructure portion and a decorative body portion. The luminaire body has a main lighting deck with two separate LED arrays mounted thereon and a decorative skirt extending from the main lighting deck. A first LED array is operative on regular and emergency power, and a second LED array is operative on battery power. A diffuser panel is received over the main lighting deck. The hidden infrastructure portion includes a light fixture housing configured and arranged to be mounted within a building infrastructure, an emergency battery backup assembly received within the light fixture housing wall, and a housing fixture bracket secured within the light fixture housing to support the emergency backup assembly in the upper portion of the light fixture housing.

Abstract: A light-guiding element (1) for a lighting unit, comprising a light-guiding body (5) having at least one light entry face (2) and at least one light exit face (3), wherein the at least one light entry face (2) comprises a plurality of entry sub-faces (2a) offset from one another at least in the light propagation direction (?x), wherein the entry sub-faces (2a) are oriented substantially normal to the light propagation direction (?x).

Abstract: The present disclosure discusses a lighting apparatus. The lighting apparatus includes a housing with a fastening fixture and a pivot fixture, a light bar including a first arm, a second arm and a third arm with an optical marking, and a light guide including a light pipe, a pivot hole, a first slot and a second slot located between the housing and the light bar, wherein the optical marking of the light bar is aligned with the light pipe of the light guide by rotating the light guide and the first arm about the pivot hole and the light bar is fastened to the housing.

Abstract: Provided is a lamp for a vehicle which is capable of forming a beam pattern having a cutoff line with a moderate sharpness. The lamp includes a light source portion, a first lens portion with a plurality of micro incident lenses, a second lens portion with a plurality of micro exit lenses corresponding to the plurality of micro incident lenses, respectively, and a shielding portion which includes a plurality of shields which form a plurality of illumination regions for forming a beam pattern by obstructing a portion of light which is incident onto each of the plurality of micro exit lenses. In particular, upper boundary lines of illumination regions formed by a first set of the plurality of shields are formed in positions different from those of upper boundary lines of illumination regions formed by a second set of the plurality of shields.

Abstract: A laser unit (11) for a vehicle headlight has a laser diode (12) that is associated with adjustable collimating optics (13) for the laser light emitted by the laser diode. The collimating optics (13), which comprise at least one optical component, e.g., a lens (14), are arranged at a distance, in a longitudinal direction (x), from the laser diode (12), this distance being adjustable by an adjusting device (20). The adjusting device comprises a carrier (24), which is adjustable in the longitudinal direction relative to the laser diode (12) with the help of longitudinal actuation means (21), and in which the optical component (14) is mounted so that it can pivot transverse to the longitudinal direction (x) in a holder (23).

Abstract: A mirror device for motor vehicles is provided comprising a main housing and a light guide associated with a light source and attached to the main housing. The light guide extends in at least one portion through the main housing defining at least one housing adapted for receiving the light source. The main housing may comprise a cover and a case; and a housing body may be fitted between the light guide and the cover. The light source housing may be formed at any portion of the length of the light guide.

Abstract: A light guiding optical system comprising a light guide at least partially formed of an optically transparent material and a light source situated on an input surface of the light guide. The light guide comprises on its front side an output surface for the output of light rays conducted through and out of the light guide, and on its rear side a tooth-like structure to unbind light rays through the output surface out of the light guide. The light guiding optical system further comprises a reflector at least partially formed of an optically transparent material, positioned near the tooth-like structure, and comprising at least two reflective surfaces configured to totally reflect light rays that have escaped from the light guide through the tooth-like structure and to return them to the light guide.

Abstract: A LED apparatus has a LED plate, a lens plate, a cup body, a driver plate and two metal pins. The lens plate has a central lens and a plurality of micro optical structures. The cup body has a dome portion, a tube portion and a bottom portion. The dome portion and the tube portion are manufactured together as a single body. A portion of light emitting from the LED plate runs through the central lens of the lens plate to form a focus light beam and another portion of light emitting from the LED modules running through the plurality of micro optical structures to form soft light. Two input terminals of the driver plate are inserted into the two metal pins.

Abstract: In some embodiments, a lighting system comprises: a light source; a lens spaced apart from the light source and including a first surface to receive light from the light source, the lens further including a second surface through which at least a portion of the light received by the lens exits; and a cover spaced from the lens and including a first surface to receive at least a portion of the light that exits the lens, the cover further including a second surface through which at least a portion of the light received by the cover exits; the second surface of the lens including a portion convex with respect to the light source; the first surface of the cover including a portion convex with respect to the light source and disposed over the convex portion of the lens. In some embodiments, the second surface of the cover is flat.

Abstract: Lenses and methods for directing light toward a side of light fixture, and methods for manufacturing the same, are disclosed. Embodiments include lenses with an optical axis and a first (e.g., upper) portion that is rotationally symmetric about the optical axis and a second (e.g., lower) portion that is rotationally asymmetric. The first/upper portion can include a cavity that receives an LED and directs light toward the second/lower portion. The asymmetric side can include a convex surface where the light exits the lens, the convex surface extending across the optical axis. Additional embodiments include a planar surface adjacent the convex surface, where the height of the lens decreases along the portion of the convex surface near the planar surface and along the planar surface as the distance from the optical axis increases. In further embodiments, the maximum height of the lens occurs between two horizontal sides of the lens.

Abstract: Disclosed is an LED luminaire, comprising a housing positionable at a building structure location. The housing has at least one light output boundary and configured to direct light therein toward the light output boundary. A light guide configured to be located at the light output boundary to receive light operationally contained within the housing, so as to emit non-directional light at the light output boundary. At least one first LED light engine is located within the housing, the at least one first LED light engine including at least one first LED light source to emit directional light at the light output boundary.

Abstract: The invention provides a lighting unit (1000) comprising a lighting device (100), wherein the lighting device (100) comprises a light source (10) configured to provide light source light (11) and beam shaping optics (20) configured to shape the light source light into a lighting device beam (101), wherein the lighting device (100) comprises a window (30) comprising an upstream face (31) directed to the light source (10) and a downstream face (32), wherein the lighting unit (1000) further comprises a beam modifier (200) configured adjacent to the window (30) and configured to intercept at least part of said lighting device beam (101), wherein the lighting device (100) and the beam modifier (200) are configured to modify said lighting device beam (101) to provide a lighting unit beam (1001) downstream from said beam modifier (200), wherein the beam modifier (200) comprises a printed beam modifying element (210).

Abstract: The present disclosure relates generally to an omnidirectional light optic. In one embodiment, the omnidirectional light includes a plurality of reflectors, wherein each one of the plurality of reflectors comprises at least two reflective sides, wherein each one of the at least two reflective sides has an associated optical axis, wherein each respective optical axis of the at least two reflective sides is located on a common horizontal plane and each one of the at least two reflective sides comprises a curved concave cross-section, a plurality of LEDs, wherein each one of the plurality of reflectors is associated with at least one of the plurality of LEDs and at least one blocking band member with at least one edge that blocks light emitted by the plurality of LEDs at common horizontal angles.

Abstract: Disclosed is a backlight unit comprising: a reflecting plate having a light source seated thereon; a first metal pattern formed on one surface of the reflecting plate so as to make contact with the light source; and a second metal pattern formed on the other surface of the reflecting plate and electrically connected to the first metal pattern.

Abstract: The invention provides a lighting device comprising a plurality of different light sources with a first subset of one or more first light sources configured to provide first light source light and a second subset of one or more second light sources configured to provide second light source light having a spectral distribution different from the first light source light, wherein the one or more first light sources have a light-source off-state color appearance, wherein the one or more second light sources comprise one or more optical filters, wherein the one or more optical filters are selected to convert less than 10% of said second light source light, wherein each optical filter is associated with a respective second light source, and wherein the one or more optical filters have the same color appearance as the off-state color appearance of the one or more first light sources.

Abstract: A backlight module includes a housing, a lighting curtain, a light source, and a diffusion plate. The housing includes a base plate and a side wall inclined relative to the base. The lighting curtain is disposed in the housing, and includes a central portion separated from the base plate, and an edge portion inclined relative to the central portion. The edge portion is connected to the side wall. The light source is disposed on the base plate, and located under the central portion. The diffusion plate is located on the lighting curtain, and separated from the central portion. The edge of the diffusion plate is connected to the side wall.

Abstract: A solid-state linear lamp comprises a co-extruded component, the co-extruded component comprising an elongate lens and a layer of photoluminescent material. The elongate lens is for shaping light emitted from the lamp and comprises an elongate interior cavity. The layer of a photoluminescent material is located on an interior wall of the elongate interior cavity. The lamp further comprises an array of solid-state light emitters configured to emit light into the elongate interior cavity.

Abstract: A variety of light-emitting devices are disclosed that are configured to output light provided by a light-emitting element (LEE). In general, embodiments of the light-emitting devices feature two or more light-emitting elements, a scattering element that is spaced apart from the light-emitting elements, an extractor element coupled to the scattering element, and a reflective element that is configured and arranged to reflect light emitted from the light-emitting elements.

Abstract: A light emitting device includes a mounting board on which a plurality of light sources are disposed; a partitioning member surrounding the light sources and including a plurality of walls that include top parts and form a plurality of areas; a diffuser sheet that is provided above the partitioning member and is supported directly or indirectly by at least one of the top parts of the partitioning member; a plurality of first reflectors that are provided directly above the light sources and are positioned on one of an upper surface and a lower surface of the diffuser sheet; and a second reflector that is provided directly above the top parts and is positioned on one of the upper surface and the lower surface of the diffuser sheet.

Abstract: The present techniques are related to an apparatus for an MEMS LED zoom. The apparatus for includes an LED light source and a collimation lens. The collimation lens to collimate light from the LED light source. The apparatus is also to include an active lens. The active lens to adjust the collimated light from the collimation lens.

Abstract: The present disclosure relates to the field of luminaires. More specifically, the present disclosure envisages a drain arrangement for use with a luminaire that is supported on a wiring conduit via a junction box. The arrangement includes a hood coupled with the junction box via a connecting conduit, wherein connection cables from the wiring conduit are received within the hood via the connecting conduit and the junction box. An adaptor extends from the hood and the luminaire. The adaptor is defined by a sidewall extending from the luminaire and has an operative top surface configured on an operative top periphery of the sidewall. The adaptor further includes an annular inner sidewall configured to circumscribe an electric connection of the luminaire. A drain conduit extends from the adaptor and is configured to drain out the fluid collected within the adaptor outside of the annular inner sidewall.

Abstract: The light fixture is configured to be mounted in a troffer. The light fixture includes a light emitting assembly including at least one LED and a reflector assembly. A mechanical attachment mechanism is configured to be connected directly between the light fixture and a troffer. The mechanical attachment mechanism is adjustable such that a distance between the light fixture and the troffer may vary. The mechanical attachment mechanism may comprise at least one bracket pivotably connected to the light fixture, a cable having an attachment structure wherein the effective length of the cable is adjustable, a telescoping bracket having an attachment structure wherein the effective length of the telescoping bracket is adjustable, a threaded member having an attachment structure wherein the effective length of the threaded member is adjustable by a threaded nut that engages the threaded member.

Abstract: A lamp includes a bottom base, a connecting rod, at least one first light source assembly, a connecting base, a lamp housing and a lamp cap. The connecting rod has a first end and a second end, and the first end is disposed on the bottom base. One end of the first light source assembly is disposed on the bottom base, and the first light source assembly is swingable relative to the connecting rod. The connecting base is disposed on the second end of the connecting rod. A circuit board is disposed in an accommodating space of the lamp housing and is electrically connected to the first light source assembly, and the connecting base is disposed on the lamp housing and covers accommodating space. The lamp cap is disposed on one end of the lamp housing, and the lamp cap is electrically connected to the circuit board.

Abstract: A modular lighting fixture includes an elongate center support member defining a channel. At least one reflector panel is coupled with the center support member and extends laterally outward therefrom. The lighting fixture further includes at least one light guide having a first edge and an oppositely disposed second edge. The first edge of the light guide is mechanically coupled with the center support member. The light guide may have a curved cross-sectional shape in a plane perpendicular to a longitudinal direction of the center support member. At least one light emitting diode (LED) is disposed adjacent the first edge of the light guide, whereby light produced by the LED is directed through the light guide toward the second edge.

Abstract: A lamp assembly including members that allow the lamp fixture to be installed into a fixture base and be vertically adjusted relative thereto is provided. The lamp assembly has a casing, a riser and a control arm. The casing has a base section, a tapered section and a central bore. The riser has a first piece, a second piece and a third piece. The third piece of the riser is removably insertable into a socket of a fixed structure. The first and second pieces of the riser are rotatable relative to each other. The control arm has a first piece and a second piece. The first piece of the control arm causes the second piece of the riser to likewise rotate. The second piece of the control arm causes the casing to vertically raise or lower relative to the riser and hence relative to the fixed structure.

Abstract: Moving light fixture and method for controlling the position of a moving light fixture. In one example, the moving light fixture includes a housing, light sources, a stepper motor, a magnetic position encoder, and an electronic controller. The stepper motor rotates the housing. The magnetic position encoder is configured to transmit a position signal indicating an angular position of the housing. The electronic controller determines the angular position of the housing based on the position signal. The electronic controller also determines a full step of the stepper motor based on the angular position of the housing, and a micro step of the stepper motor. The electronic controller also determines a current position of the moving light fixture based on the full step and the micro step. The electronic controller drives the stepper motor to move the moving light fixture from the current position to a target position.