54results about How to "Clear light" patented technology

A compact, self-contained lighting system is attachable to a surgical tool to enable a user to selectively direct light at a site where the tool is to be applied. The system has a power unit that may contain rechargeable power cells, a malleable electrical connection element, and a light-emitting element powered thereby to emit high intensity white light, preferably from an LED. The system ensures against tissue damage due to inadvertent overheating by continuously removing byproduct heat from the light-emitting element, via the connection element, to the power unit with portions of each of these components serving as respective heat sinks and / or as thermal conduits to facilitate this process. The removed heat is dissipated to the ambient atmosphere, the surgical tool and even the user, and permits safe prolonged operations in confined regions of a patient's body.

A keyboard device includes: a plurality of arranged key tops; a support mechanism which supports each of the key tops so as to be elevatable; a membrane switch which outputs a switch signal when the key top moves down with an operation of the support mechanism performed upon pressing the key top; and an illumination mechanism which includes a light source and a light guiding member, and propagates light of the light source to the inside of the light guiding member so as to illuminate the key top, wherein the light guiding member is provided with a plurality of groove portions provided in the course of a path of the light and changing a light advancing direction, and wherein the light reaches the key top by the groove portions.

An input device includes a plurality of manipulation portions; an input function portion manipulated by the manipulation portions to perform an input function; a light guiding sheet facing the rear side of the plurality of manipulation portions; and a light source applying light into the light guiding sheet, wherein a rear surface opposite to a front surface of the light guiding sheet facing the manipulation portions is provided with a plurality of concave portions which is depressed to the inside of the light guiding sheet, wherein each concave portion has a circular opening and an inner surface which is a smooth concave curve surface, and wherein light propagated through the inside of the light guiding sheet is reflected by the inner surface toward the inside of the light guiding sheet, and the light is applied from the front surface of the light guiding sheet to the manipulation portions.

The invention relates to a solar street lamp capable of automatically cleaning, and belongs to the technical field of non-portable illuminating devices and systems thereof. The solar street lamp comprises a support base; the lower end of the support base communicates with a water tank; a water outlet is formed in the side wall of the water tank; a baffle plate is slidingly matched in the water outlet; a cavity communicates outside the water outlet; a second through hole is formed in the side wall of the cavity, and is slidingly matched with a connecting rod; one end of the connecting rod is connected with the baffle plate, and the other end of the connecting rod is a free end; a gear is rotationally connected below the support base, and is engaged with a gear ring on the connecting rod; the gear is coaxially connected with a rotating shaft; the rotating shaft is connected with a torsion spring; the torsion spring is connected with a shielding plate; a guide pipe communicates below thecavity; the bracket is rotationally connected with a waterwheel; the waterwheel is coaxially connected with a first bevel gear; the first bevel gear is engaged with a second bevel gear in the horizontal direction; and the second bevel gear is coaxially connected with a brush. A solar panel is prevented from dipping in rainwater for a long time, and meanwhile, cleaning of a lamp cover is realized,so that clear illumination of the solar street lamp is guaranteed.

The invention discloses a multifunctional industrial scanner. The multifunctional industrial scanner comprises a carrier platform for accommodating an object to be scanned, a vertical column arranged on the carrier platform and a camera assembly; the industrial scanner further comprises a height regulating system; the height regulating system comprises a guide rail and a lifting motor mounted on the guide rail; the guide rail is mounted on the vertical column; the camera assembly is mounted on the guide rail, and is driven by the lifting motor to move up and down along the guide rail; the multifunctional industrial scanner further comprises light source compensation systems and a light source and power source control system, and adopts the rolling-type carrier platform. According to the multifunctional industrial scanner, the height regulating system is used for detecting height and realizing automatic scanning height regulation; the light source compensation systems are used for light source compensation; through the light source and power source control system, the light source brightness regulation and work signal receiving can be realized, so that clear and bright light during shooting is ensured, and the optimal scanning effect is realized.

An illumination device having high contrast and high brightness, capable of reducing the quantity of leaking light, and capable of being made thin is provided. The illumination device includes a light source and a light guiding plate 12 that introduces light of the light source from a side end face to the inside of the light guiding plate 12 and emits the light that propagates the inside of the light guiding plate from an emitting face. Prismatic shapes for reflecting the propagated light inside the light guiding plate 12 and emitting the reflected light to the emitting face are formed on the emitting face of the light guiding plate 12.

A defect inspection apparatus includes a first slit light source together with a machine base in which a through hole is formed. A second slit light source and a half mirror are provided inside the through hole. First slit light from the first slit light source is directly incident on an object to be photographed (for example, an automobile body). On the other hand, second slit light from the second slit light source proceeds in a direction perpendicular to the direction in which the first slit light proceeds, and thereafter, is refracted by the half mirror, led out from the through hole, and made incident on the object to be photographed.

The invention relates to a light guiding element (1) for a laser vehicle headlight (2), wherein the laser vehicle headlight (2) comprises at least one laser light source (3) and at least one luminous element (4) which can be irradiated by the laser light source (3) and can thus be excited to emit visible light. The light guiding element (1) has a first side (10), which is designed at least partly as a light entrance surface (5), and a second side (20) arranged opposite the first side (10), said second side being designed at least partly as a light exit surface (6) and being assigned at least one receptacle (7) for at least one luminous element (4), wherein the light entrance surface (5) is assigned at least one first reflection region (50) which is oriented in the direction of the interior of the light guiding element (1) and reflects light from the light entrance surface (5) in the direction of the receptacle (7) for the luminous element (4), and wherein the light exit surface (6) is assigned at least one second reflection region (60) which is oriented in the direction of the interior of the light guiding element (1) and reflects light from the luminous element (4) in the direction of the light exit surface (6). The invention furthermore relates to a vehicle headlight (2) comprising at least one light guiding element of this type.

The invention relates to a method and a device for contrast enhancement for display devices. A high-contrast representation of optical signals and / or symbols is achieved by providing a light-absorbing and / or light-deflecting background which is dark in comparison to the symbol or signal to be displayed and thus highlights said symbol or signal. The following invention enables a high-contrast representation of optical signals and symbols by the provision of a dark, light-absorbing background.

The invention discloses a working method for an emergency lamp, and the method comprises the following steps: (1) controlling an illumination lamp to work through sound and light when an AC source provided by the commercial power is normal, and enabling a lamp bulb to be off when the light intensity is high; (2) obtaining sound through a sound pickup and turning on the lamp bulb when there is huge sound; (3) enabling the level of a sixth pin of a time-base integrated circuit to rise continuously; (4) turning off the lamp bulb when the level of the sixth pin of the time-base integrated circuit reaches a set voltage, and resetting a whole sound and light control illumination circuit; (5) enabling a charging circuit to charge a storage battery through a constant current charging circuit when the sound and light control illumination circuit is in operation, and enabling a trickle charging circuit to carry out charging when the voltage of the storage battery reaches a preset value; (6) enabling a standby lamp bulb to be turned on when the AC source provided by the commercial power stops working; (7) enabling the standby lamp bulb to be turned off when the AC source provided by the commercial power recovers to work. The method enables the number of corridor lamps and emergency lamps, enables the installation to be simple, and enables the maintenance to be convenient.

The invention discloses corrective glasses and relates to the field of life. The corrective glasses include glasses frames, glasses legs, glasses lenses and a nose pad. The glasses legs are foldably connected to the two sides of the glasses frame. The glasses lenses are embedded in the glasses frames. A tape ruler is disposed on one end, which is connected to each glasses frame, of one glasses leg. A connection hole is formed in the tape ruler. A telescope bar is arranged on the tape ruler. One end of the telescope bar is connected to the connection hole and the other end of the telescope bar is connected to desk. A small lamp is arranged on the nose pad. A button battery is disposed in the glasses legs. The small lamp is connected to the button battery through a wire. Two glasses covers are arranged on and are detachably connected to the glasses frames. The corrective glasses can correct seat posture of students to achieve a correct distance from the glasses to book, can enhance visual light, alleviate visual fatigue, and are beneficial to slowly improvement on eyesight of students.

The invention discloses a manufacturing method of a panel switch, the panel switch comprises a key sheet and a key support, and the method is characterized in that a surface treatment method of the key sheet comprises the following steps: 1) spraying and curing a transparent primer: spraying the transparent primer on a base material made of transparent PC, and then curing; 2) carrying out vacuum electroplating; (3) spraying white paint on the front surface: spraying the white paint on the front surface of the key sheet semi-finished product obtained in the step (2), and curing, so that the white paint is attached to the vacuum plating layer; 4) spraying a light-transmitting finishing coat on the surface of the white paint and curing the light-transmitting finishing coat; (5) spraying black shading ink to the interior of the key support from the key piece, so that a finished key piece product is obtained. Black shading paint is sprayed on the surface of the key support, and a light-transmitting area is formed on the surface, facing the key piece, of the key support in a laser etching mode.

The invention discloses a precise control type transmission mechanism for an endoscope anastomat, and relates to the technical field of endoscope anastomats. The precise control type transmission mechanism comprises a machine body, wherein the bottom of the machine body is provided with a holding handle; the outer side of the holding handle is coated with an anti-skidding cover; one side of the machine body is connected with a transmission ring; one side of the transmission ring is connected with a connection head; one side of the connection head is provided with a connection pipe; and the tail end of the connection pipe is provided with an installation buckle. In the precise control type transmission mechanism, the outer side of the connection head is provided with a dust-proof cover, andthe dust-proof cover is connected with the connection head through a male buckle and a female buckle. When the endoscope anastomat is not used, a cutter can be disassembled through the installation buckle manually, then, the dust-proof cover is installed on the outer side of the connection head through the male buckle and the female buckle, the dust-proof cover can prevent external dust from entering the installation buckle, when the endoscope anastomat needs to be used, the dust-proof cover can be disassembled through the male buckle and the female buckle, and therefore, the dust-proof covercan not hinder the utilization of the endoscope anastomat.

The invention provides a fire protection alarm with a guiding function. The fire protection alarm comprises a mounting seat and an alarm body disposed on the mounting seat, the mounting seat is fixedly installed on a wall, the alarm body is movably installed on the mounting seat, and the alarm body is connected to an external power supply via the mounting seat; a temperature sensor and a smoke concentration sensor are installed on an outer wall of the alarm body; a buzzer for warning is installed in the alarm body; a mounting pipe is disposed in the alarm body, the mounting pipe is driven by apush rod motor and movably passes through a side wall of the alarm body, and a laser lamp for guiding the route is installed on the mounting pipe; the laser lamp, the push rod motor, the smoke concentration sensor, the temperature sensor and the buzzer are all electrically connected with a controller; and the fire protection alarm has a novel structure, can guide an escape route while emitting analarm in the case of fire, so that escapers can quickly find the escape route.

The invention discloses a motor winding detection device for a large workshop inspector. The motor winding detection device includes a box body, a mini camera and a wireless transmission device. The box body is in rotary connection with a box cover, and the outer wall of the box body is connected with a handle. A storage tank is located below a liquid crystal display screen, and a detection device is arranged in the storage tank. The tail end of the detection device is internally movably connected with a pull bar, an LED lamp switch is embedded in the outer wall of the tail end of the detection device, and an LED lamp bead is arranged on the head end of the detection device. The LED lamp bead and the LED lamp switch are electrically connected. A magnifying glass sheet is embedded in the outer wall on the top of the head end of the detection device. The mini camera is mounted on the bottom of the head end of the detection device, and the wireless transmission device is installed at the bottom of the mini camera. The box body and the box cover of the motor winding detection device are in a suitcase structure as a whole after being integrated. The whole device is easy to carry for an inspector walking in a large workshop and is more convenient for use.

The invention discloses a luminous keyboard. The luminous keyboard comprises a bottom plate and a plurality of keys arranged on the bottom plate, wherein each key comprises a key cap, a luminous element, an elastic element and a reflective layer; the key caps are arranged at the upper part of the bottom plate, the elastic elements are arranged at the lower parts of the key caps, the luminous elements are arranged in the elastic elements, and the reflective layers are arranged on one sides of the luminous elements and cover part of the luminous elements; and the reflective layers reflect light rays of the luminous elements and conduct the light rays into the elastic elements, and the light rays are diverged out of the key caps for enabling the keyboard to be luminous. According to the luminous keyboard, the light can be guided through the elastic elements of the keys, so that each key can obtain high-intensity light rays, a light guide plate does not need to be arranged, the keys can be clearly illuminated, and the volume and weight of the keyboard are reduced.

A lighting cover has a light-penetrable main body composed of a light diffusion part with proper height and width and two opposite front end parts extended from the side edges of said light diffusionpart. The said front end part has multiple installation parts arranged at proper intervals. Its advantages high brightness and high adaptability to different lighting types and installation positions.

An LED package structure and an LED packaging method are disclosed. The LED package structure includes a substrate, an LED unit and a transparent holding wall. The LED unit is electrically connected and located on the surface of the substrate. The transparent holding wall that corresponds to the LED unit is formed on the surface of the substrate, and has a receiving space. The LED unit is received in the receiving space. By utilizing the transparent holding wall, the colloid is controllably received in the receiving space and uniformly spread on the surface of the LED unit and around the LED unit. Thereby, the quantity of the colloid is easily controlled, and the LED package structure has a wide lighting angle due to the light emitted from the LED unit can pass through the transparent holding wall.

The invention relates to a light guide element ( 1 ) for a laser vehicle headlight ( 2 ), wherein the laser vehicle headlight ( 2 ) comprises at least one laser light source ( 3 ) and at least one irradiated by the laser light source ( 3 ) and thereby A light-emitting element (4) that can be excited for emitting visible light. The light guide element (1) has a first side surface (10), which is at least partially designed as a light entrance surface (5), and has a second side surface (20) opposite the first side surface (10), which is at least partially It is designed as a light exit surface (6) and at least one receiving body (7) for at least one light emitting element (4) is attached to it, wherein at least one alignment light guide element (1) is attached to the light entrance surface (5). The first reflection area ( 50 ) in the interior direction that reflects the light of the light incident surface ( 5 ) in the direction of the light-emitting element ( 4 ) containing body ( 7 ), wherein at least one alignment light guide element is attached to the light exit surface ( 6 ) (1) The second reflection area (60) in the inner direction, which reflects the light of the light-emitting element (4) in the direction of the light-emitting surface (6). The invention also relates to a motor vehicle headlight (2) having at least one such light-guiding element.

The invention relates to the technical field of laser, in particular to a small-fan-angle laser line light source module. The light source module comprises a pumping source, a laser working substance,a cylindrical lens, a beam expander and a collimating mirror. The pumping source, the laser working substance, the cylindrical lens, the beam expander and the collimating mirror are sequentially arranged, and light emitted by the pumping source is sequentially subjected to wavelength conversion, compression, beam expansion and collimation to form laser lines with small fan angles. According to the invention, the pumping source, the laser working substance, the cylindrical lens, the beam expander and the collimating mirror are sequentially arranged at specific positions, so that the purpose ofsaving cost can be achieved, and laser rays can be ensured to be clear and free of stray light.

A defect inspection apparatus includes a first slit light source together with a machine base in which a through hole is formed. A second slit light source and a half mirror are provided inside the through hole. First slit light from the first slit light source is directly incident on an object to be photographed (for example, an automobile body). On the other hand, second slit light from the second slit light source proceeds in a direction perpendicular to the direction in which the first slit light proceeds, and thereafter, is refracted by the half mirror, led out from the through hole, and made incident on the object to be photographed.

The invention discloses a vaginal dilator. The vaginal dilator is used for being inserted into the vagina to dilate the vagina and comprises a first dilating body and a second dilating body which are connected with each other. The first dilating body and the second dilating body respectively comprise a first dilating plate and a second dilating plate which are inserted into the vagina during working. The first dilating plate and the second dilating plate are used for relatively rotating and / or relatively moving to dilate the vagina during dilation. The vaginal dilator further comprises a light source arranged on the second dilating body and used for irradiating the inner wall of the vagina, a first reflecting mirror arranged on the inner side wall of the first dilating plate and used for reflecting light reflected by the inner wall of the vagina, a second reflecting mirror arranged on the inner side wall of the second dilating plate and used for receiving the light reflected by the first reflecting mirror and reflecting the light and a camera. The camera is arranged on the first dilating body, a lens of the camera faces the second reflecting mirror when the camera works, and the camera is used for receiving the light reflected by the second reflecting mirror and shooting.

The invention relates to the technical field of medical imaging equipment, and discloses an electronic endoscope for medical imaging. The electronic endoscope comprises a coil pipe channel; a negativepressure mechanism is fixedly installed on the top of one side of the coil pipe channel; a lighting optical fiber is fixedly installed in the middle of an inner cavity of the coil pipe channel; charge coupled device (CCD) video lines are arranged between the inner wall of the coil pipe channel and the outer surface of the lighting optical fiber; an airflow pipeline is arranged between the lighting optical fiber and the CCD video line and is positioned on the top of the inner cavity of the coil pipe channel; an objective lens is fixedly installed at the right side of the exterior of the coil pipe channel; a lighting lens is fixedly installed at one side of the objective lens. The electronic endoscope for medical imaging is provided with the negative pressure mechanism and the objective lens, and the angle of the objective lens can be adjusted by means of the negative pressure mechanism, so that the ability to capture light is improved, and more light information can be further transmitted to a CCD; compared with the existing endoscope, the electronic endoscope provided by the invention effectively increases the captured light information, so that the sharpness of imaging of the electronic endoscope is improved.

The invention discloses a multifunctional illuminating device for a construction site. The device comprises a base, an outer wall column of a tubular structure, an inner wall column is in sliding connection with the interior of the outer wall column, a clamping pin is fixed to the top end of the outer wall column through a bolt, a rotating wheel is fixed to the bottom of the clamping pin through abolt, a rotating shaft is welded to the middle of the side, close to the inner wall column, of the rotating wheel, a second sliding wheel is in key connection with the end, away from the rotating wheel, of the rotating shaft, a top cover is welded to the top end of the inner wall column, an LED lamp is fixed to the side, close to the top cover, of the inner wall column through a bolt, the LED lamp is sleeved with a lampshade, a box is welded to the outer wall of the side, away from the rotating wheel, of the outer wall column, and an exhaust port is formed in the side, away from the outer wall column, of the box body. The illuminating device can be lifted up at different heights, water and dust are effectively prevented, normal patrol illuminating use is achieved during a power failure atnight, the probability that accidents occur during the power failure is reduced, and follow-up work can be conveniently carried out.