Abstract: A solid-state light emitting device strip lighting system. The system includes an elongated fixture, a reflector, and a strip including a plurality of solid-state light emitting devices electrically connected in series disposed along the fixture. A heat sink and/or the reflector is formed as an integral part of the elongated fixture. In one aspect of the invention, a beam angle of the plurality of light emitting devices perpendicular to the long axis of the elongated fixture is adjustable by varying the height of the strip containing the devices. In an additional aspect of the invention, at least one end cap is connected to the strip containing the devices in such a way that an external power converter and/or controller may be connected to the end cap to power and/or control the devices. These strip lights are daisy chainable in series, eliminating the need for multiple drops of AC supply wiring.

Abstract: The present invention is directed to an LED lighting source comprising a housing adapted for coupling to an AC power source; a rectifier circuit for converting the AC power to a DC supply; a power control circuit disposed in the housing and electrically connected to the DC supply; a string of LED's electrically connected between a control node of the power control circuit and the DC supply, the LEDs in the string being connected in series and being of a number selected to produce a voltage difference across the power control circuit sufficient to power active components of said power control circuit when powered from the DC supply and the power control circuit for limiting a forward current through the string to a nominal forward current of a single LED.

Abstract: An illumination device includes a light emitting element, and a plurality of radially disposed radiation fins for dissipating heat generated by the light emitting element. An aperture may be formed between adjacent ones of the radiation fins for allowing light from the light emitting element to pass therethrough. The radiation fins may further include a reflection surface for reflecting light which is blocked by the radiation fins when passing through the aperture.

Abstract: The invention relates to a lighting unit (1) having a concave reflector (2) with an axis of symmetry (3) and a light emission window (21) bounded by a circumferential edge (20) transverse to the axis, an elongate light source (30) extending substantially along the axis of symmetry (3), which light source (30) is accommodated in a holder (4) opposite the light emission window (21), and a cup-shaped axially positioned cap (5), which cap partly surrounds the light source and forms an optical screening means to intercept unreflected light rays. According to the invention, the cap (5) is surrounded at a distance d by a screening ring (50), which extends over a height h in the direction of the light emission window (21).

Abstract: An LED (light emitting diode) illumination device that can generate a uniform light output illumination pattern. The illumination source includes first and second reflectors with a conic or conic-like shape. One reflector is mounted in the same plane as the LED and wraps around the front of the LED to redirect the light emitted along a central axis of the LED.

Abstract: The present invention is directed to a light guide whose one or both sides are structured, a method and an apparatus for manufacturing the same. The present invention is also directed to an illuminating system using the light guide whose one or both sides are structured. The illuminating system comprises a light source part including a light source generating a light and an optical guide optically connected with the light source part for emitting a light inputted from the light source part to outside. The optical guide comprises a hollow outer pipe and a hollow inserted body inserted into the outer pipe, wherein its one side is extended in a substantially same direction as a longitudinal direction to the optical guide, and it is structured with a plurality of linear structures arranged side by side.

Abstract: In an optical package capable of guiding light, and an optical lens and a backlight assembly having the optical package, the optical package includes a plurality of light emitting parts and a lens plate. The lens plate defines a plurality of lens parts corresponding to the light emitting parts, respectively. The lens plate has a plurality of light guiding portions extended from the lens parts in a side direction of the optical package.

Abstract: A decorative light cover for an outdoor light source includes a substantially rigid skin with a shape that defines a void within an interior of the skin, an opening in a first portion of the skin, and an ornamental design on a second portion of the skin, wherein the opening is able to accept into the void a light source affixed to a structure, the skin is able to adhere to at least a portion of the light source, and the ornamental design is able to receive light from a light-radiating portion of the light source and allow the light to project through and away from the skin.

Abstract: A recessed light fixture having a rotation ring allowing rotation of a lamp mounted over the fixture frame aperture, the rotation ring easily rotatable on the frame and held in place by a ring clamp. The recessed light fixture rotation ring has a mechanical brake for locking the ring in place after positioning of the lamp. The ring also has a slip disc positioned between the surface of the frame and the ring to allow easy rotation. The housing of the fixture has junction boxes mounted on side walls which are hinged to the sidewalls of the housing and which swivel into the interior of the housing for ready access after installation through the aperture of the frame. The lamp of the fixture movable about a horizontal adjustment and vertical adjustment axis while also maintaining position with respect to the reflector.

Abstract: A light apparatus is mounted to a wall of a building. At least one elongate mounting plate is engaged to the wall extending essentially horizontally along the wall. A number of brackets are mounted to the mounting plate and extend forward therefrom. One or more trim pieces are mounted generally below and in front of the brackets. A number of holding elements mount at least one light source to at least one of the elongate mounting plates and brackets.

Abstract: A display device includes a first light source for emitting first light in blue, a second light source for emitting second light, and a color filter. The filter has a translucent sheet, a first printed area part for passing the first light to provide a first display excluding an overlapped portion of the first display and a second display and preventing the second light from passing therethrough, a second printed area part for passing the second light to provide the second display excluding the overlapped portion and preventing the first light from passing therethrough, a third printed area part for dimming and passing the first and second lights to provide the overlapped portion, a background printed area part for preventing the first and second lights from passing therethrough, and a white light converting part for the first light passing therethrough into white light.

Abstract: The invention relates to a torch (1) having rechargeable batteries and contacts (3) on the housing outer surface (4), via which a closed circuit with a battery charging device (2) can be produced, said device being provided with an adapter plug for connection to a passenger vehicle or goods vehicle outlet, in particular a cigarette lighter socket (8). According to the invention, the battery charging device has a pot-shaped or sleeve-shaped housing (6), into which the torch (1) can be plugged such that contacts (7) on the inner surface of the housing (6) bear against the contacts (3) of the housing outer wall (4) of the torch (1).

Abstract: A vehicular interior rearview mirror system includes an interior rearview mirror assembly having one of (a) a variable reflectance reflective element and (b) a prismatic reflective element. The interior rearview mirror assembly includes an information display disposed behind and viewable through the reflective element. The interior rearview mirror assembly includes a video camera having, when the interior rearview mirror assembly is normally mounted in the vehicle, a field of view that encompasses one of (i) the windshield of the vehicle and (ii) the driver of the vehicle. The interior rearview mirror assembly may include other electrical accessories such as, for example, a light, a rolling code garage door opener, and a microphone.

Abstract: A headlamp is provided with a lamp unit provided in a lamp housing formed by a lamp body and a transparent cover for covering a front side of the lamp body. The lamp unit is supported in the lamp housing in a suspending state in such a condition that the lamp unit can be swung in vertical and horizontal directions. An output shaft coupled to a lower end of the lamp unit can be rotated around its axis and slide in a direction perpendicular to the axis. A rotation of the output shaft around its axis is transmitted to the lamp unit. By a movement of the output shaft in the direction perpendicular to the axis, a rotation between the output shaft and the lamp unit causes.

Abstract: An axial direction of an output shaft of a motor is perpendicular to an axial direction of a shaft that moves back and forth with respect to a housing unit. A plurality of power-supplying terminals is symmetrically arranged with respect to a vertical line passing through a center of the shaft.

Abstract: The present invention is a small vehicle lamp comprised of: a generally cylindrically-shaped housing with an axial bore therethrough and forming a top opening and a bottom opening; a lens disposed on the top surface of the housing; a circuit board within the axial bore of the housing; at least one LED mounted on and electrically connected to the circuit board; a resistor disposed on the circuit board; a first cable wire and a second cable wire passing through the bottom opening of the housing and in electrical contact with the circuit board; and an potting compound disposed within the housing bore, in which the epoxy covers the resistor and circuit board and at least partially covers the LED and the cable wires. The lamp is configured such that it has a low profile and can be part of a system in which a plurality of the lamps are used on a vehicle.

Abstract: A backlight assembly includes: an EEFL (external electrode fluorescent lamp) including an external electrode through which a driving voltage is applied, and a lamp for emitting light; a side support for supporting the EEFL; and a protective cap disposed above a portion of the external electrode, the portion of the external electrode being exposed out of the side support.

Abstract: An illumination system includes a plurality of radiation generating sources, such as LED dies. A corresponding plurality of optical waveguides is also provided, with each waveguide having a first and a second end, with each first end being in optical communication with the corresponding LED die. An array of corresponding passive optical elements is interposed between the plurality of LED dies and the corresponding first ends of the plurality of optical waveguides. The illumination system provides for substantially high light coupling efficiency and an incoherent light output that can appear to the human observer as arising from a single point of light. In addition, the light can be output remotely at one or more locations and in one or more directions.

Abstract: A lighting panel includes a first circuit including a first LED configured to emit light at a first wavelength, a second circuit including a second LED configured to emit light at a second wavelength, and an adjustment circuit connected in parallel with the first circuit and configured to adjust a current through the first circuit. The adjustment circuit may include a trimmable resistor connected in parallel with the first circuit. Methods of manufacturing a lighting panel include mounting a plurality of lamps on a frame, each lamp including a first LED configured to emit light at a first wavelength and a second LED configured to emit light at a second wavelength, connecting selected ones of the first LEDs in a first circuit and selected ones of the second LEDs in a second circuit.

Abstract: An illumination system has a plurality of light emitters (R5G5B), a first light-collimator (1) for collimating light emitted by the light emitters, and at least a second light-collimator (2) for collimating light emitted by the light emitters. The first light-collimator is arranged around a longitudinal axis (25) of the illumination system, and second light-collimator is being arranged around the first light-collimator along the longitudinal axis. Light propagation in the first light-collimator on total internal reflection. Light propagation in the second light-collimator is based on total internal reflection or on reflection at an outer surface of the second light-collimator facing away from the longitudinal axis. The cavity (3) is provided between the first and the second light-collimator. The cavity is provided with a switchable element based on electrowetting, wherein the switchable optical element is switchable in a mode of operation reducing the effect of the second light-collimator.

Abstract: A surface light source device which illuminates a transmission-type liquid crystal display unit from the back surface includes P×Q surface light source units with individually controlled light sources. Each of the light sources includes a plurality of light-emitting element units. Each of the light-emitting element units includes at least one red light-emitting element that emits red light, at least one green light-emitting element that emits green light, and at least one blue light-emitting element that emits blue light. The center of mass of a luminance profile based on each of a plurality of red light-emitting elements, a plurality of green light-emitting elements, and a plurality of blue light-emitting elements in each surface light source unit substantially coincides with the center of mass of the surface light source unit.

Abstract: A backlight module includes a light guide plate, a light source disposed at a side of the light guide plate, a diffuser sheet positioned over the light guide plate but not directly contacting the light guide plate, and a light mixing space positioned between the light guide plate and the diffuser sheet so that light emitted from the light guide plate efficiently mixes in the light mixing space before entering the diffuser sheet and emitted out of the backlight module.

Abstract: Provided is a backlight device that includes: a light guide panel having a diffraction pattern for emitting light through an emission surface of the light guide panel by diffracting light entering the light guide panel; and a chromatic dispersion compensation member that is an optical transmitting member located on a light emission side of the light guide panel and has a lattice pattern having a depth in a direction vertical to the emission surface of the light guide panel.

Abstract: A portable display device includes a display panel, a light source supplying light to the display panel, a mold frame supporting the display panel and surrounding at least two sides of the light source, and a relief unit between the mold frame and the light source.

Abstract: A line illumination device includes: a frame; a rod-shaped light-guiding member housed in the frame; a flexible substrate; and a light source that is provided on the flexible substrate and emits light to the light-guiding member. The flexible substrate is bent so that the light source is disposed at an end of the light-guiding member and that the flexible substrate is housed in the frame. Power is supplied to the light source through a wiring provided on the flexible substrate so that the light source emits light and the light-guiding member emits light in line-shape.

Abstract: A lamp holding apparatus for mounting a lamp to a base member includes a mounting plate having a pair of locking portions protruding to a base side. The locking portion is inserted into a mounting hole provided at the base and capable of being locked to a peripheral edge on its back side. Abutting portions, which protrude to the base side and are capable of abutting the base at the time of mounting, are provided on a bottom surface of the mounting plate that is an opposing surface to the base. The abutting portions are provided at three spots with one of the locking portions interposed therebetween. At the time of mounting, each of the abutting portions abut the base, and the mounting plate is elastically deformed so as to be warped, whereby the locking surface of the locking portion is kept in the state in which it is locked to a peripheral edge of a back side of the mounting hole by its elastic force.

Abstract: The invention relates to a lamp (8), in particular a vehicle lamp, having a base (17), a burner (7) having a light-generating element (11, 12), and an adapter plate (1) having a connecting region (2) and a receiving portion (3), the connecting region (2) being connected to the base (17) and the receiving portion (3) to the burner (7). The adapter plate (1) has cutouts (4) between the connecting region (2) and the receiving portion (3) such that the connection region (2) is no longer rigid but has a certain flexibility.

Abstract: Disclosed is an apparatus and method for the mixing of two microfluidic channels wherein several wells are oriented diagonally across the width of a mixing channel. The device effectively mixes the confluent streams with electrokinetic flow, and to a lesser degree, with pressure driven flow. The device and method may be further adapted to split a pair of confluent streams into two or more streams of equal or non-equal concentrations of reactants. Further, under electrokinetic flow, the surfaces of said wells may be specially coated so that the differing electroosmotic mobility between the surfaces of the wells and the surfaces of the channel may increase the mixing efficiency. The device and method are applicable to the steady state mixing as well as the dynamic application of mixing a plug of reagent with a confluent stream.

Abstract: A bone cement mixing and delivery system is provided in which separate components of bone cement are mixed together in a mixer to form a bone cement mixture. The mixer includes a mixing paddle and a mixing shaft connected to the mixing paddle. A motor operatively engages the mixing shaft to rotate the mixing shaft and the mixing paddle to mix the components in a mixing chamber. The motor also operatively engages a transfer mechanism. After a predetermined mixing period has elapsed, the motor automatically actuates the transfer mechanism to transfer the mixture to a delivery device. The mixture is then delivered to a target site, such as a vertebral body of a patient or other anatomical site.

Abstract: A method for evaluating a solder joint portion by means of which a part and a substrate are joined to each other includes a preparation process for preparing the substrate including the solder joint portion, a thermal shock process for applying thermal shock to the solder joint portion multiple times, and an evaluation process for obtaining a change of a crystal grain size in the solder joint portion caused by the application of the thermal shock so as to evaluate a lifespan of the solder joint portion based on the change of the crystal grain size obtained.

Abstract: A process variable transmitter for measuring a temperature of a process includes a first, a second, third, and fourth terminal configured to couple to the temperature sensitive element. Measurement circuitry measures an electrical parameter between a pair of the terminals. A microprocess identifies a location of the temperature sensitive element coupled to at least two of the terminals based upon an electrical parameter measured by the measured circuitry between two terminals. In another configuration, the process variable transmitter measures temperature of a process using a thermocouple. A heating element is configured to heat terminals coupled to the thermocouple. A microprocessor determines polarity of the thermocoupled based upon a measured electrical parameter between the terminals in response to applied heat.

Abstract: Certain embodiments provide systems and methods for gantry support. Certain embodiments provide a mobile imaging system. The system includes a base and a gantry member moveably attached to the base. The gantry member includes an imaging source. The system also includes a gantry support positioned on the base for supporting the gantry member. The gantry support contacts the gantry member at one or more points in a range of motion for the gantry member. Certain embodiments provide a method for gantry member stabilization. The method includes providing a gantry support on a gantry base to provide support for an imaging system gantry member. The imaging system gantry member is attached to the gantry base. The method further includes positioning the gantry support with respect to the gantry member to support the gantry member along at least a portion of a path of movement of the gantry member.

Abstract: Certain embodiments of the present invention provide a system for an electromagnetic shield assembly for use with C-arms. In an embodiment, the system may include a ring shield configured to encompass an x-ray detector. The ring shield may have a first window opening to receive x-rays. The system may also include a window shield configured to shield the first window opening of the ring shield. Certain embodiments of the present invention may provide a system for a universal navigation target. In an embodiment, the system may include a radiolucent calibration target and an electromagnetic shield. The electromagnetic shield may include a ring shield having a first window opening to receive x-rays and a window shield configured to shield the first window opening of the ring shield.

Abstract: A flexible container (1) for holding a liquid including two walls (10, 11) made of a flexible material, the free overlaying edges of said walls being assembled together by a weld or an adhesive seam (12), so as to define an inner sealed volume of said container, the two said walls also defining a spout (13) designed to protrude outwards from a peripheral portion of the container, and an outflow channel (130) connecting said spout with said inner volume of said container, characterized in that one or several obstacles (14, 14?) formed by welding or bonding together the two walls is or are located in said inner volume substantially opposite and in the vicinity of the channel (130) leading to the spout (13) in such a manner as to limit the section of the passage available for the liquid between the inner volume and the outflow channel, while leaving open at least one narrowed passage (140, 141, 146) and in such a manner that a portion of the surface including the spout is deflected, this portion of the surface b

Abstract: A packaging bag (1) where the heat sealing parts of packaging materials (2, 3) having a printed light shielding layer (14) in the layer structure are overlapped and heat sealed, and a sealing state confirming part (8) having a light transmittance higher than that of the other sealing side is provided across one sealing side (11) out of both sealing sides facing each other when the heat sealing parts are overlapped. Visual confirmation of incomplete heat sealing part can thereby be facilitated.

Abstract: A linear motion guide device includes a slider slidably attached onto a guide rail, an end cap and a wiper attached to the slider, the wiper includes one or more pegs engaged with the end cap for anchoring the wiper to the end cap, and includes one or more latches for resiliently engaging with the end cap and for detachably anchoring the wiper to the end cap and for allowing the wiper to be easily and readily attached to the end cap or disengaged from the end cap without additional tools, the end cap includes a shoulder formed in the outer peripheral portion, and the wiper includes an outer peripheral fence for engaging with the peripheral shoulder of the end cap and for anchoring the wiper to the end cap.

Abstract: A foil-fluid bearing assembly adapted for supporting a shaft within an outer bearing housing and is adapted for accommodating angular misalignment of the rotating shaft relative to the housing.

Abstract: A bearing assembly comprising a housing and a ball at least partially housed within the housing. The housing comprises a race having a concave bearing surface, a sleeve surrounding the race, and a resilient member disposed between the race and the sleeve. The surfaces of the race and sleeve adjacent the resilient member and the surfaces of the resilient member preferably include at least one pair of a co-operating protrusion and recess. Alternatively, or additionally, the surfaces of the race and the sleeve adjacent the resilient member have different curvatures.

Abstract: The invention relates to a radial roller bearing, having an outer bearing ring and an inner bearing ring, and rolling bodies located between the rings. Some of the rollers are formed by individual hollow rollers of a shape memory alloy. The cross-section of the shape memory alloy rollers is deformed during the assembly of the radial roller bearing to fit the dimensions of the free space between the rims of the rings. The rollers are introduced into the radial roller bearing through the free space between the rims of the bearing rings. After introduction into the radial roller bearing and once they have reached a specific temperature, the rollers independently regain their original shape.

Abstract: A coupling device includes a first coupling element having a first passage, and an end section connected to the free end of the light guide; as well as a second coupling element with a second passage for holding/fixing an intermediate section following the end section of the light guide. In one implementation, the first coupling element and the second coupling element can be detachably joined in a coupled state, where the first passage and the second passage form a common passage and/or have (or surround) a common longitudinal axis. The first passage can be configured with a funnel-shaped section that, in the coupled state, the first passage faces the second passage and widens toward the second passage. In addition, the first coupling element may be formed from ceramic material at least on its inner surface in the region of the funnel-shaped section.

Abstract: A pre-connectorized fiber optic distribution cable assembly includes a plurality of optical fibers and at least one mid-span access location along the length of the distribution cable. At least one of the optical fibers is accessed, terminated and then connectorized at the mid-span access location to an optical connector disposed within a receptacle. The mid-span access location, the accessed, terminated and connectorized optical fiber, the optical connector and at least a portion of the receptacle are encapsulated with a protective overmolded shell. A tether including at least one optical fiber connectorized at a first end of the tether is optically connected to the optical connector through the receptacle. A second end of the tether opposite the first end terminates in a network optical connection terminal, thereby compensating for a span length measurement difference between the actual location of the mid-span access and the desired location of the optical connection terminal.

Abstract: An optical fiber which, at an optical fiber connecting end having a plurality of voids around the periphery of a core, has a light-permeable substance, such as a resin or glass whose refractive index is lower than that of quartz type substances, filled in the voids adjacent to the connecting end. An optical fiber connecting section where an optical fiber having a plurality of voids in a clad around the periphery of a core is connected to another optical fiber, wherein the optical fiber is connected end-to-end to aforesaid another optical fiber through a refractive index matching agent whose refractive index at the minimum temperature in actual use is lower than that of the core.

Abstract: An optical fiber connector has a rear housing, a reinforcing sleeve and a front housing. The rear housing has a front end, a rear end, a top, a bottom, two opposite sides and two slits longitudinally defined respectively through the top and the bottom at the front end. The reinforcing sleeve is mounted in the rear housing. The front housing is mounted around and the rear housing from the front end of the rear housing and completely covers the slits of the rear housing. The optical fiber connector with the slits has high resistance to the external transverse pulling force and is excellently durable.

Abstract: An optical system includes an optical device having waveguides defined in a first light transmitting medium. The optical device includes stops extending upward from a laser platform. The system also includes a laser bar having a plurality of lasers. The laser bar is positioned on the platform such that each laser is aligned with one of the waveguides. The laser bar includes alignment trenches that each includes a secondary stop extending upward from a bottom of the alignment trench. The secondary stop includes layers of material having different composition. The stops each extend into an alignment trenches such that each stop contacts one of the secondary stops.

Abstract: A mechanical splice connector is shown and described for sequentially performing a splice actuation followed by a strain relief actuation by rotating a single, multiple-position cam member or multiple cam members from an unactuated position to a first actuated position and a second actuated position. The mechanical splice connector aligns and retains at least one stub optical fiber and the bare glass portion of at least one adjoining field optical fiber, as well as strain relieving a coated portion of the field optical fiber, or alternatively, a buffered portion of the field optical fiber. A method is also described for sequentially performing a splice actuation followed by a strain relief actuation, wherein the splice actuation is reversible prior to performing the strain relief actuation in the event that the optical continuity of the splice coupling is unacceptable, thereby avoiding potential damage to the field optical fiber or the connector.

Abstract: A camera installation device has a camera installation base (12) and a camera support section (14). A coupling direction (X) between the camera support section (14) and the camera installation base (12) is inclined relative to the direction vertical to a camera installation surface (16). Further, in the camera installation device, the angle of the camera support section (14) relative to the camera installation base (12) on a coupling reference surface (Y) crossing a coupling direction (X) is variable depending on the angle of the installation surface (16). Preferably, an inclination angle in the coupling direction (X) is 45°, and the camera support section (14) is reversible on the coupling reference surface (Y). Further, the camera support section (14) can be installed on an upper side and a lower side of a camera (18). The camera installation device can be used in different installation places such as a wall surface and a ceiling.

Abstract: A stabilizing and vibration-isolating mount to facilitate the manual operation of a camera from mobile platforms such as aircraft, motor vehicles, and watercraft. The camera mount comprises a carriage assembly that allows the roll axis of rotation to pass through the optical axis of the camera lens, thus eliminating the pendulum or over-the-center phenomenon that characterizes moving images filmed while the camera is moving about the roll axis. Movement around all three axes of rotation can be stabilized by gyrostabilizers that can be adjustably positioned through the centerlines of the pan, roll, and tilt axes.

Abstract: A panoramic device includes a base member having a flat lower surface suitable to be supported by a tripod. A clamp member has a flat upper surface rotatably interconnected within a single plane of rotation with the base that includes a first rotatable knob to selectively inhibit the rotation of the clamp member with respect to the base. The flat upper surface includes a central region that is at a different elevation than another portion of the flat upper surface. The clamp includes a pair of opposed surfaces suitable to detachably secure a camera thereto. The one of the opposed surfaces is maintained in a fixed relationship with respect to the clamp member. The other one of the opposed surfaces is in a movable relationship with respect to the clamp member using a second rotatable knob. The first knob and the second knob are rotatably connected with respect to one another. The panoramic device includes a level bubble visible on an upper surface at a location exterior to the central region of the clamp.

Abstract: A camera device comprises a first main body, a pivoting component, a second main body, and a camera unit. A first connection member is disposed on the side end of the first main body. One end of the pivoting component is pivotally connected with the first main body. The second main body is pivotally fixed at the other end of the pivoting component, and is electrically connected to the first main body. The camera unit is electrically connected to the second main body. The first connection member of the first main body is first electrically connected with a predetermined electronic device to attach the first main body, and the second main body then rotates relative to the first main body via the pivoting component to adjust the visual angle of the camera unit.

Abstract: A shutter for an optical apparatus has multiple sectors and an operation member. Each of the multiple sectors has a cam opening for engagement and is pivotally provided to open and close a shutter opening, the operation member moves each of said multiple sectors in engagement with the cam opening, and the cam opening of at least one sector that is one of the multiple sectors is formed to change a moving direction of said at least one sector, when the operation member moves said at least one sector to a position to close the shutter opening.