Abstract: A lens module includes an optical element and an infrared absorbing filter covering on the optical element. The infrared absorbing filter includes an electrochromic substrate. The electrochromic substrate changes from colorlessness to blue and absorbs the infrared constituent of incoming light when a preset voltage is applied on the electrochromic substrate.

Abstract: A brush includes a substrate, a number of brush bristles, a storage bag, and a pushing element. The substrate includes a main body and a handle extending from the main body. The main body has a first loading surface supporting the brush bristles. The first loading surface defines a through hole. The main body defines a first receiving groove communicating with the though hole. The handle has a second loading surface, and defines a second receiving groove communicating with the first receiving groove. The second receiving groove passes through a portion of the second loading surface adjacent to the first receiving groove. The storage bag receives paste, and is received in the second receiving groove and partially extends into the first receiving groove to communicate with the through hole. The pushing element squeezes the storage bag to make the paste flow into gaps between the brush bristles.

Abstract: A lid includes a first surface defining a cavity, a first joint defining an inlet, a second joint defining an outlet, a center hole communicating with the inlet, a circular channel communicating with the outlet and extending along a periphery of the first surface, and a number of branch channels radially extending from the center hole to the circular channel. The first surface includes a screen plate retained within the cavity, capable of letting the side-effect particles adhere thereon. Each of the plurality of branch channels communicates with the center hole and the circular channel, allowing liquid of a predetermined temperature to circulate within the lid.

Abstract: A magnetron sputtering device includes a target holder, a substrate holder, and a first driver. The target holder defines a sputtering space therein, and includes at least one target tray arranged at a periphery of the sputtering space. The substrate holder is rotatably positioned in the sputtering space. The first driver is connected to the substrate holder. The first driver is operable to rotate the substrate holder relative to the target holder.

Abstract: A protective cover includes a substrate, a pattern layer, and an oil resistance layer. The substrate is made of sapphire and includes an upper surface and a lower surface. The pattern layer covers on some portions of the upper surface. The oil resistance layer is coated on a side of the pattern layer opposite to the substrate and the other portions of the upper surface without being covered with the pattern layer.

Abstract: A mask includes a base board, a number of wing boards, and aluminum foil. The wing boards are detachably attached to the base board in pairs, in a certain disposition and order and are rotatable relative to the base board in a substantially coplanar manner. The aluminum foil wraps around the base board and the wing boards so as to achieve a contour that is cooperatively defined by the base board and the wing boards.

Abstract: A drum coating device for coating work-pieces includes a main body, a support element, a cleaning device, a spraying device, a rotary drum device, a heating device, and a drive device. The main body defines a receiving room. The support element is received in the receiving room and defines slots for receiving the work-pieces. The cleaning device cleans the work-pieces. The spraying device sprays coating materials to the work-pieces. The rotary drum device uniformly coats the coating materials on the work-pieces. The heating device heats the coating materials coated on the work-pieces. The drive device includes a rotating drive rotating the support element and a linear drive raising or lowering the support element in the receiving room.

Abstract: A cutting apparatus includes a workpiece supplying member, a positioning mechanism, a transportation robot, and an annular cutting blade. The workpiece supplying member includes a number of slots for receiving a number of plate-shaped workpieces therein. The positioning mechanism includes a number of side surfaces and a number of recesses. The transportation robot is configured for unloading a workpiece from the workpiece supplying member, transporting the workpiece from the workpiece supplying member to the positioning mechanism, and loading the workpiece on the positioning mechanism. The positioning mechanism is rotatable about the central axis such that one of the side faces can be selectively oriented to face the transportation robot so as to load the workpiece transported by the transportation robot in the corresponding recess. The cutting blade is configured for cutting a workpiece loaded on the positioning mechanism.

Abstract: A vapor deposition apparatus includes a deposition chamber, an umbrella-shaped supporting member, a plurality of coating precursor sources. The umbrella-shaped supporting member is received in the deposition chamber. The supporting member is configured for supporting a number of workpieces. The coating precursor sources oppose the supporting member. Each coating precursor source includes a stationary sleeve and a moveable member moveably received in the stationary sleeve. The moveable member defines a recess for receiving a coating material in a top end of the moveable member opposing the supporting member. The moveable members are moveable relative to the respective stationary sleeve such that a distance between the supporting member and the coating material in each recess can be adjusted.

Abstract: A coating device includes an autoclave and a spray member. The autoclave includes an autoclave body and a cover sealing the autoclave body. The autoclave body defines a plurality of holding grooves in an inner surface thereof for holding substrates. The spray member is positioned on the cover and received in the autoclave body. The spray member defines openings in a side surface thereof. The spray member includes a container and an ultrasonic atomization unit. The container defines a cavity in communication with the openings. The ultrasonic atomization unit is received in the cavity.

Abstract: An adjustable solar power generation apparatus includes a solar power generation unit, a base, and a supporting bar supporting the base. The base accommodates the solar power generation unit. The supporting bar supports the base. The solar power generation unit includes a fixed lens unit and a solar cell. The fixed lens unit includes a converging lens to converge sunlight. The solar cell is located in the fixed lens unit, and is capable of moving toward or away from the converging lens to adjust the light intensity received by the solar cell.

Abstract: A coating apparatus includes a base, actuators, separating boards and a gas guide grill. The base includes a carrying surface for supporting a workpiece. The base defines recesses on the carrying surface. The actuators include shafts rotatably located in the recesses correspondingly, and motors for driving the shafts. The separating boards are located above the carrying surface and securely connected to the shafts. The separating boards define chambers therebetween. The separating boards are capable of being rotated toward the carrying surface by the shafts. The gas guide grill is located above the base. The gas guide grill defines gas guide holes corresponding to the chambers respectively.

Abstract: A system for setting a background image of a display module includes a housing. The housing defines a receiving space, a first hole and a second hole. The first hole and the second hole are communicated with the receiving space. The system further includes the display module received in the first hole, a transparent cover received in the second hole, a thermo-sensitive ink layer coated on the transparent cover, a camera positioned beneath the transparent cover, and a controller received in the receiving space. The camera is configured for capturing an image of the thermo-sensitive ink layer. The controller is configured for taking the image captured by the camera as the background image of the display module.

Abstract: An optical fiber assembly includes an optical fiber and a lens. The optical fiber defines a receiving groove in an end surface thereof. The lens is held in the receiving groove and includes a substrate and a Bragg grating. The Bragg grating includes a number of film layers stacked on the substrate.

Abstract: A coating auxiliary device, for coating hollow workpieces, includes a loading tray, masking stoppers, and an ejecting plate. The loading tray includes a loading surface, a matching surface opposite to the loading surface, and engaging portions extending up from the loading surface. Each workpiece is engaged with an engaging portion. The loading device defines guiding holes. Each guiding hole passes through an engaging portion and the matching surface and is in communication with the respective workpiece. Each masking stopper is configured to be inserted into a respective workpiece to mask an interior of the respective workpiece. The ejecting plate includes an assembling surface and ejecting rods extending up from the assembling surface. Each ejecting rod is configured to be guided into a respective guiding hole from the matching surface to eject out a respective masking stopper.

Abstract: A lens includes a substrate and an infrared-cut (IR-cut) filtering film. The substrate is made of sapphire, is configured for converging or diffusing light rays and includes an object-side surface and an image-side surface opposite to the object-side surface. The IR-cut filtering film increases the reflectivity of the substrate in relation to infrared light, and is coated on the image-side surface of the substrate.

Abstract: A CVD device includes a reaction chamber, a support device, a gas input assembly and a gas output device. The support device is positioned in the reaction chamber. The gas input assembly and a gas output assembly are connected to the reaction chamber respectively. The gas input assembly includes a main body positioned in the reaction chamber and a plurality of gas jets uniformly positioned on the main body, introducing mixed gas to the reaction chamber uniformly.

Abstract: An ejecting device includes a supporting plate and a balloon member. The supporting plate includes a top surface. The balloon member is fixed on the top surface and includes a main portion and a number of ejecting portions. The main portion is configured for receiving fluid. The ejecting portions are positioned on the main portion. When the main portion is full filled with the fluid, each ejecting portion protrudes from the main portion.

Abstract: A vapor deposition device includes a base, a hollow rod, a bracket, four bearing seats, and an ion source. The base defines a through hole and four grooves in one surface thereof. The hollow rod is inserted in the through hole and defines four vents in the circumferential direction thereof. The vents point to the upper space of the grooves correspondingly. The hollow rod includes a closed end and an opposite opened end. The bracket is connected to the closed end. The bearing seats are fixed to the bracket so that the bearing seats face the grooves respectively. The ion source is coupled to the opened end. Ions emitted by the ion source are guided by the hollow rod to the vents and the upper spaces of the grooves respectively.

Abstract: A cylindrical grinding and polishing device includes a main body defining a cavity, a polishing device, a cylindrical grinding device, a support device. The polishing device is received in the cavity, and includes a number of polishing wheels positioned along a first direction. The cylindrical grinding device is received in the cavity, and includes a grinding wheel positioned at an end of the cavity along a second direction substantially perpendicular to the first direction. The support device is received in the cavity, and includes a support plate for supporting a work-piece. The support device carries the work-piece to contact the polishing wheels or the grinding wheel.