Abstract: A camera-testing box for testing optical properties of an image-capturing device includes a box body, a light source, a photographic film, a mask, and a base. The light source is disposed inside the light-free box body. The photographic film is disposed on a side of the light source inside the box body. The mask is disposed on a side of the photographic film away from or facing the light source, and the mask includes a transparent area and a shielding area to reduce flare-causing light reflected by screws and other extraneous objects in the camera-testing box. The base is disposed inside the box body, and on a side of the mask away from the light source. The base supports the to-be-tested image-capturing device.

Abstract: A camera module includes a mounting frame defining a first through hole, a filter installed in the first through hole, and a circuit board including a first surface and a second surface. The mounting frame is on the first surface. An air escaping channel is recessed from the second surface, an air escaping hole penetrates the first surface and the second surface and communicates with the air escaping channel. The circuit board, the mounting frame, and the filter cooperate with each other to form a first cavity, the first cavity communicates with the air escaping hole. The air escaping channel includes a first channel portion and a second channel portion, an angle is formed between the first channel portion and the second channel portion. The air escaping hole communicates with the first channel portion, the second channel portion extends to an edge of the circuit board to form an opening.

Abstract: A lens module of reduced size includes a circuit board, a mounting base, and electronic components. The mounting base is disposed on the circuit board, and includes a base plate and a first flange surrounding edges of the base plate. A portion of the bottom surface of the base plate includes a first area, a second area, a third area, and a fourth area. The first flange includes a first flange portion disposed on the first area and a second flange portion disposed on the second area. The electronic components are disposed on the circuit board, and disposed under at least one of the third area and the fourth area.

Abstract: A broken pipe extractor for removing a broken pipe from a pipe joint includes a hollow pipe body, a first blocking block, a second blocking block, and a hook needle assembly. The first blocking block is located in the pipe body for fixing one end of the pipe joint. The first blocking block defines a through hole. A diameter of the through hole is greater than or equal to an inner diameter of the pipe joint. The second blocking block is movably fixed to one end of the pipe body for fixing another end of the pipe joint. The hook needle assembly is configured to be inserted through the through hole of the first blocking block and extend to the broken pipe to remove the broken pipe.

Abstract: A system for measuring impedance which is tolerant of connection errors includes a measuring instrument and a relay plate. The relay plate includes a plurality of relay groups. A relay group comprises a first channel, a second channel, a third channel, and a fourth channel. The first to fourth channels are electrically connected to a conductive pin of the product. The relay board further comprises a first voltage interface, a second voltage interface, a first current interface, and a second current interface, the first voltage interface is electrically connected to the first channel, the first current interface is electrically connected to the second channel, the second voltage interface is electrically connected to the third channel, and the second current interface is electrically connected to the fourth channel, a control unit being able to switch between these when connected to obtain impedance measurements.

Abstract: In an authority management method for providing interoperability across different locations and networks, an identity information database and an authority information database are established. Biological image information is obtained from users and registered in the database or an associated database. Biometric image information and an access request of a user are obtained. If there is certain identity information matching the biometric image information of the user in the identity information database, information as to authority and extent of authority are certain identity information queried from the authority information database. The access request is determined to be allowed or not allowed according to the certain authority information. If the access request is to be granted, and allowed in respect of a desired activity, an operation instruction is generated accordingly. A system for administering such method and device applying method are also disclosed.

Abstract: The camera module with improved heat dissipation function include a base, a photosensitive chip, a circuit board; and a heat conducting sheet. Wherein the base comprises a first surface and a second surface opposite to the first surface. A portion of the first surface is recessed to form a third surface between the first surface and the second surface, and to form a plurality of sidewalls connecting the first surface and the third surface, the third surface and the plurality of sidewalls cooperatively define a slot. Wherein the photosensitive chip is fixed on the third surface and accommodated in the slot; the circuit board is fixed on the first surface. A gap is defined between the circuit board and the photosensitive chip; the heat conducting sheet is disposed in the gap.

Abstract: A tray feeding box includes a box body; a cover, arranged at a first end of the box body; and a bottom board, arranged at a second end of the box body away from the cover. The cover includes at least one first cover arranged at the first end of the box body. The at least one first cover is defined with a first opening. The box body is defined with a take-out gap communicated with the first opening.

Abstract: A camera module miniaturized in both width and length includes a baseplate, a lens assembly, and a bracket. The bracket includes a support plate and a support member disposed on the support plate. The support plate includes a first surface facing away from the baseplate and a second surface facing the baseplate. The support plate defines a first opening penetrating the first surface and the second surface. The lens assembly is disposed on the first surface and completely covers the first opening. The support member is located between the support plate and the baseplate. The support member includes a first support portion and a plurality of second support portions arranged at intervals, the first support portion is disposed on the second surface and surrounds the peripheral edge of the first opening. Each second support portion extends outwards from an outer surface of the first support portion.

Abstract: An angle detecting device for detecting a bending angle of an element. The element comprises a first connecting portion and a second connecting portion bent relative to the second connecting portion. The angle detecting device comprises a fixing member, a non-contact range finder and a base. The fixing member comprises a first fixing portion and a second fixing portion. The fixing member and the non-contact range finder is mounted on the base. The first fixing portion cooperates with the second fixing portion to fix the first connecting portion. The non-contact range finder faces the second connecting portion to detect a distance between the second connecting portion and the non-contact range finder, and determine whether the distance is within a preset range. An angle detecting method using the above angle detecting device is also provided.

Abstract: A carrier belt for loading materials includes a carrier body, a protective film on a mounting surface of the carrier body, and at least one dividing strip sandwiched between the protective film and the carrier body, thereby spacing protective film from the carrier body to form a gap. The mounting surface comprises a plurality of loading areas to carry the materials and at least one non-loading area. The at least one dividing strip is arranged on the on the non-loading area, a height of the gap is greater than a thickness of each of the materials. A carrier roll is also provided.

Abstract: A sleeve wrapping device includes a first fixing base, a second fixing base, a first supporting frame protruded from the first fixing base, a second supporting frame protruded from the second fixing base, a first roller mounted on the first supporting frame, a second roller mounted on the second supporting frame, and a sleeve wrapping film comprising a substrate and a plurality of adhesive layers. The first roller and the second roller move back and forth relative to the first supporting frame and the second supporting frame. The sleeve wrapping device is switched between a first state that the first roller and the second roller are in contact with each other and a second state that the first roller and the second roller are separated. The substrate winds the first roller and the second roller.

Abstract: An illumination device includes a box body, a LED module, and a light homogenizing plate. A variety of different color temperatures are set in different chips controlling the LEDs in the LED module. The homogenizing plate converts light, such that the illumination device can generate light beams of various color temperatures. The test requirements applicable to different lenses or in relation to different color temperatures of the same lens at different periods can thus be met.

Abstract: A camera module includes a housing, a lens assembly, and a light-absorbing film. The housing includes a main body and a protrusion or a groove on the main body. The lens assembly includes a lens and a connecting seat. The lens is connected to the connecting seat. A groove or a protrusion is formed on the connecting seat to cooperate with the protrusion or the groove on the main body to connect the housing and the lens assembly. The light-absorbing film is arranged at a joint between the housing and the connecting seat, the light-absorbing film absorbs absorbing light.

Abstract: A cutting tool mechanism comprises a base, a fixing module disposed on the base for fixing a product to be disassembled, a first moving mechanism disposed on a side of the fixing module, and a three-dimensional cutter rotatably disposed on the first moving mechanism and matched with the fixing module. The first moving mechanism extends in a first direction and is configured to drive the three-dimensional cutter to move in the first direction, and the three-dimensional cutter is configured to be driven to move in a second direction and in a third direction, each of the second direction and the third direction being perpendicular to the first direction.

Abstract: A camera module includes a supporting seat, a filter, and a lens assembly. The supporting seat defines a window passing through the supporting seat. An annular flange extending from an inner wall of the window towards the central axis of the window. The filter is fixed on the annular flange. The lens assembly is fixed on the supporting seat. The lens assembly includes a lens holder and a lens disposed in the lens holder. A surface of the supporting seat facing the lens assembly is recessed to form at least two receiving slots surrounding the window. A buffer layer is disposed in each of the at least two receiving slots. An orthogonal projection of the lens on a plane of the buffer layer at least partially overlaps with the buffer layer, and lens is spaced apart from the filter.

Abstract: A mechanism to render a lens module immune to trembling and jarring includes a carrier, a support element movably mounted on the carrier, and a driving element. The driving element includes a conductive structure arranged on the carrier, a plurality of positive pads on the carrier, and a plurality of shape memory alloy (SMA) wires. The SMA wires are electrically connected to the positive pads and the conductive structure. When currents flow into the SMA wires via the positive pads, the SMA wires deform upon heating and pull on the conductive structure, thus the conductive structure drives the support element to rotate in a plane parallel to the carrier. A lens module and an electronic device including the mechanism are also disclosed.

Abstract: A focusing device includes a fixing base, a screw rod, a focusing gear, a height adjusting ring, and a focusing ring. A first through hole is defined in the fixing base, the screw rod with a first thread is movably mounted on the fixing base. The focusing gear is also mounted on the fixing base and defines a third through hole corresponding to the first through hole. An outer wall of the focusing gear has an engaging portion meshing with the first thread. The focusing ring is movably received in the third through hole and located on a side of the height adjusting ring away from the fixing base. The height adjusting ring can adjust a distance between the focusing ring and a lens module to avoid distortion of an optical lens in any circumstances during focusing.

Abstract: An optical integration device includes a first circuit layer comprising a first surface adjacent a first diffractive layer, the first diffractive layer arranged on a side of the first circuit layer along a first direction, and a first connecting pad electrically connected with the first circuit layer through a first conductive member. The optical integration device includes a side surface extending along the first direction. The side surface defines a first concavity extending through the first diffractive layer along the first direction. The first connecting pad includes a first mounting member connected with the side surface, and a first convex member extending from the first mounting member and received in the first concavity. The first conductive member includes a first conductive part arranged between the side surface and the first mounting member, and a second conductive part arranged between the first surface and the first convex member.

Abstract: A lens module includes a diffractive optical element, a lens, and a plurality of positioning elements, the diffractive optical element and the lens are matched and positively held together. First positioning grooves are defined in the diffractive optical element, and corresponding second positioning grooves are defined in the lens which is stacked on the diffractive optical element. Each positioning element is fixed in and entirely within a first positioning groove and a second positioning groove to fix and hold the diffractive optical element and the lens together.