156 results about "Both lenses" patented technology

Pop-out lens systems for compact digital cameras, comprising an image sensor and a lens with a field of view FOV>60 deg and having i lens elements L1-Li starting with L1 from an object side toward an image side, each lens element Li having a respective focal length fi,, the lens elements divided into two lens groups G1 and G2 separated by a big gap (BG), the lens having a pop-out total track length TTL<20 mm in a pop-out state and a collapsed total track length c-TTL in a collapsed state, wherein BG>0.25×TTL, wherein either G1 can move relative to G2 and to the image sensor for focusing or G1 and G2 can move together relative to the image sensor for focusing, and wherein a ratio c-TTL / TTL<0.7.

The embodiment of the invention discloses a relative pose calibration method and device of a binocular camera, equipment and a medium, and relates to the technical field of vision measurement, and the method comprises the steps: determining an affine corresponding relation between two lenses in the binocular camera, and respectively determining Pluecker straight lines at different positions; according to the original rotation matrix and the original translation vector of the binocular camera, combining an affine corresponding relation and a Pluecker straight line to construct a generalized camera epipolar constraint model; respectively obtaining attitude information at different positions through an inertial measurement unit, aligning a Y axis of a binocular camera coordinate system to obtain an alignment rotation matrix and an alignment translation vector, and adjusting a generalized camera polar constraint model; and performing polynomial eigenvalue solution to obtain a relative pose. Through geometric model optimization, efficient and robust calibration of the relative pose of the binocular camera under the unknown focal length condition is realized, a plug-and-play calibration solution is provided for a visual system of a dynamic platform, and the technical blank in the field is filled.

The invention provides a forward AOA multi-group lens four-station AA device, and relates to the technical field of camera AA devices. The forward AOA multi-group lens four-station AA equipment comprises an equipment body, a G1G2 feeding module, a finished product discharging module, a material taking arm module, a four-station AA module, a chart module and a gantry dispensing module, the equipment body is composed of a square tube rack, and the four-station AA module is located in the middle of the equipment body. According to the invention, the chart is vertically placed, and the forward four-station AA layout is adopted, so that the precise assembly of the transversely-arranged periscopic multi-group lens is realized. Under the condition that a corner prism is not additionally arranged to change the light path of a product, the G1, the G2 and the Sensor are actively aligned at the same time, accumulative errors caused by multiple times of assembly and light path turning are eliminated, glue is drawn on the combination face of the G1 and the G2, UV curing is carried out, reliable combination of the two lens sets is achieved, and the production efficiency is improved. And a powerful guarantee is provided for high-quality and high-stability batch automatic production of the transverse periscopic multi-group lens.

The invention discloses an optical quasi-three-dimensional space converter which can convert a three-dimensional space into a large number of fixed-position two-dimensional real images with different object image distance related parameters. The optical quasi-three-dimensional space converter comprises a zoom long-focus lens, a short-focus micro lens array and an object image distance related parameter regulator; one of the two lenses is used for receiving light from an object space and imaging the light into an intermediate image; one is used for converting the intermediate image into a virtual image or a real image of a three-dimensional space; the intermediate image horizontal turner turns the intermediate image left and right in the horizontal direction for real image space conversion; and the object image distance related parameter regulator is used for regulating the focal lengths of the zoom long-focus lens, the short-focus micro lens array and the pick-up lens and the relative positions of the lenses. The optical quasi-three-dimensional space converter can be used for a wide-field-of-view three-dimensional camera, a wide-field-of-view three-dimensional projector for naked eye observation, a three-dimensional optical processing machine, artificial eyes and the like.

A camera module includes: a housing; a reflecting module; and a lens module disposed behind the reflecting module, wherein the moving holder is disposed to be movable in one axial direction, approximately perpendicular to the optical axial direction and the one axial direction with respect to the housing, the lens module includes a carrier supported by the housing to be linearly movable in approximately the optical axial direction, the lens module includes two or more lens barrels of which some are fixed, and the others are supported by the housing to be linearly movable in approximately the optical axial direction, and lenses are distributed and provided into the at least two lens barrels.

The periscopic camera module comprises a shell, a reflection module and a lens module, two-axis rotation of a traditional heavy-weight reflection module is changed into single-axis rotation (rotation around the first axis), the weight of the reflection module can be effectively reduced, the structure of the reflection module can be simplified, the lens module is divided into a plurality of lens modules, the first lens group is configured to rotate around the second axis, and the lens module is divided into a plurality of lens groups. Therefore, OIS anti-shake of the camera module is realized through rotation of the reflection module and the first lens group, and the problems of insufficient thrust and crosstalk during two-axis rotation of the large-weight reflection module can be effectively improved; furthermore, the lens module is arranged into at least two lens groups, so that the assembling difficulty of a plurality of lenses is also improved, and the optical imaging quality is effectively improved.

The invention discloses a pair of frame glasses external auxiliary adjustment light splitting glasses and a use method thereof, and particularly relates to the technical field of glasses, the frame glasses external auxiliary adjustment light splitting glasses comprise a glasses frame and glasses legs, the glasses legs are fixedly mounted at the rear end of the glasses frame in a bilateral symmetry manner, and lenses are fixedly connected to the inner surface of the glasses frame in a bilateral symmetry manner; central optical areas are arranged at the centers of the two lenses, the two lenses are provided with peripheral annular optical areas around the central optical areas, and a plurality of micro-cylindrical lenses are arranged in the areas where the peripheral annular optical areas are located. According to the frame glasses external auxiliary adjustment light splitting glasses and the use method thereof, through personalized design and adjustment, the vision correction requirements of different users are met; the size of the central optical area is customized according to comprehensive consideration of the diameter of the macular area, the eyeball curvature, the cornea shape and the personal eye using habit of the user, it is ensured that light is accurately focused on the retina of the user, the correction effect is optimized, and visual discomfort caused by mismatching of the sizes of the optical areas is reduced.

The present invention provides a lens assembly structure of swimming goggles. The lens assembly structure comprises two lenses, two retaining walls, two skirt portions, and two frame portions. Each of the lenses includes an eye side and a water side opposing to the eye side. The two retaining walls are provided on the eye sides of the lenses, respectively, and each of the retaining walls defines a visible area and a connection area. Each of the retaining walls has a configuration, and the corresponding skirt portion is disposed along the configuration. The connection area of the lens is affixed in the corresponding frame portion. The configuration of each of the retaining walls is a curve having a contour which is less complicated than a peripheral configuration of the lens.

An optical system that achieves size reduction in a zoom lens with high magnification and has favorable optical performance, an optical apparatus, and a method for manufacturing the optical system are provided. An optical system OL included in an optical apparatus such as a camera 1 includes, sequentially from an object side, a first lens group G1 having positive refractive power, a second lens group G2 having negative refractive power, a middle group GM constituted by one or two lens groups and having positive refractive power, a focusing group GF that is a lens group having negative refractive power and moves in an optical axis direction at focusing, and a rear group GR constituted by at least one lens group, distance between lens groups adjacent to each other changes at magnification change from a wide-angle end state to a telephoto end state, and the optical system OL satisfies a predetermined condition.

The utility model discloses a VR glasses interpupillary distance adjusting mechanism, comprising a support and two lens assemblies, each lens assembly is provided with at least one group of sliding structure, each sliding structure comprises two symmetrically arranged guide seats, each guide seat is provided with a guide hole, a rubber sleeve member is installed in each guide hole, the support is provided with a through groove, and each through groove is provided with a through hole. A guide rod is arranged in the through groove, the guide seat extends into the through groove, and the guide rod penetrates through the guide hole and enables the rubber sleeve piece to be arranged on the guide rod in a sleeved mode. The interpupillary distance adjusting mechanism can respectively adjust the free positions of the left lens and the right lens, the rubber sleeve piece is arranged in the guide hole, so that the rubber sleeve piece and the guide rod have certain interference magnitude, the rubber sleeve piece mainly bears the sliding function of the lens assembly, hard friction between the guide hole and the guide rod is reduced, friction and abnormal sound of movement of parts are avoided, and the damping feeling is smoother.

Lighting system (1) for adaptively illuminating an object (7) located in an object plane (8) with a lighting beam path (6), wherein the lighting system (1) is intended for use with an imaging system (18) and wherein the lighting system (1) comprises: - a light source (2) as the starting point of the illumination beam path (6), - a collector optic (3) for collecting light rays emanating from the light source (2), and - a condensation optic (4) for illuminating the object plane (8), characterized in that the condensation optic (4) comprises two microlens arrays (5a, 5b), - wherein their axial distance (23) to each other is adjustable along an optical axis (21) by means of an adjustment means (11) in the form of an electronically controllable actuator (16) and / or - wherein at least one of the two microlens arrays (5a, 5b) is designed to be optically tunable.

Lens assemblies (71, 72) of an image reading device in which lens bodies (41) are arranged in a main scanning direction are connected with a gap (13) therebetween. A plurality of first gap sections and a plurality of second gap sections (122) are provided along the main scanning direction between the lens assemblies (71, 72) and an image sensor (11). The first gap section includes first light-shielding plates (14) that separate the optical paths of light passing through the lens bodies (41). The second gap section (122) includes the first light-shielding plates (14) and a second light-shielding plate (19) that limits an optical path of light passing through a lens body (41) closest to the gap (13) on one side of the gap (13).The position of the second light-shielding plate (19) in a direction along the optical path on the image sensor (11) side is closer to the lens assemblies (71, 72) than the first light-shielding plates (14), so that the fields of view of two lens bodies (41) adjacent to each other with the distance (13) therebetween overlap on a light-receiving surface (22) of the image sensor (11).

An optical imaging system includes a first lens group including a reflective member and one or two lenses disposed in front of the reflective member; and a second lens group disposed behind the reflective member and including a plurality of lenses. The one or two lenses included in the first lens group have a positive refractive power overall, an image-side surface of a lens disposed closest to the reflective member among the one or two lenses included in the first lens group is concave, the reflective member includes an incident surface, a reflection surface, and an exit surface, and 0.25≤D12P / DR≤1.0 is satisfied, where D12P is a distance on an optical axis from the image-side surface of the lens disposed closest to the reflective member to the incident surface, and DR is a distance on the optical axis from the incident surface to the reflection surface.

The application discloses a camera module, an electronic device, a focusing method and an optical axis correction method. The camera module comprises at least two lenses and an adjusting module. The at least two lenses are arranged at intervals along the optical axis direction of the camera module. The adjusting module is suitable for driving at least one of the at least two lenses to translate and / or swing relative to at least one of the other lenses to correct the coaxiality and / or parallelism of the optical axis direction of the at least two lenses. The parallelism or coaxiality of the optical axes of different lenses of the camera module of the application can be adjusted, the production yield of the camera module is improved, and the shooting effect is ensured.

An optical system assembly 100 is for a camera device used in a variable temperature environment. The optical system assembly includes a lens barrel having an inner side IS and accommodating at least

An embodiment comprises: a lens barrel; a plurality of lenses disposed in the lens barrel in the optical axis direction; and an aperture module disposed between two adjacent lenses among the plurality of lenses, wherein the aperture module comprises a coupling part which is coupled to at least one of the two lenses.

The utility model discloses a core package lead correction and visual inspection device which comprises an installation assembly, the installation assembly comprises a support, and the rear end of the support is connected with a fixing plate; the visual detection assembly comprises two visual detection lenses installed on the support, and the lens directions of the two visual detection lenses are perpendicular to each other and intersect at one point. According to the core package lead correction and visual inspection device provided by the utility model, the correction assembly is arranged to correct the core package leads, so that the two leads are expanded from top to bottom and the vertical distance between the two leads is consistent, and the two visual inspection lenses of which the lens directions are vertical are arranged to correct the core package leads. High-angle shooting and side shooting are carried out on the core package lead located at the overlapped point of the shooting paths of the lens, a side view and a top view are obtained, and the correction condition of the core package lead is visually detected comprehensively. The device integrates correction and visual detection, visual detection is performed synchronously after correction, the equipment size is reduced, and the production efficiency is improved.

The utility model discloses a wafer cutting device. The wafer cutting device comprises a machining table, a cutting tool and a lens assembly. The machining table is provided with a bearing part used for bearing a to-be-cut piece and a moving part arranged above the bearing part. The cutting tool is arranged on the moving part and is driven by the moving part to move so as to be at least used for cutting a to-be-cut piece; the lens assembly is installed on the moving part and located on the side edge of the cutting tool, the lens assembly comprises at least two lenses arranged side by side, and the magnification factor of one of the at least two lenses is larger than the magnification factor of the other lens. The wafer cutting device at least can solve the problems that in the prior art, a lens in a wafer cutting device cannot normally recognize a machined object, and consequently the cutting precision and the cutting efficiency of a wafer are low.

The invention discloses a method for shooting 3D videos and photos through a mobile phone. The method comprises the steps of framing, dual-lens focusing, picture combination, cutting, correction and color modulation processing, and is characterized in that a shooting horizontal line is determined according to a central link line of the dual lenses, and a mobile phone is leveled or inclined to shoot contents as shown in figure 3. The fixed object distance focusing of the two different lenses or the automatic focusing of the main camera or the focusing of the ultra-wide-angle lens by calling the focusing data of the main camera is carried out so as to ensure that the object shot by the two lenses is clear, and the frame images recorded at the same moment are spliced left and right into a new frame image by the images shot by the two lenses through a common timestamp. The view field range of the main camera is included in the view field of the ultra-wide angle camera, and the overlapped part of the main camera and the ultra-wide angle camera can form a 3D image through interpolation scaling. A mobile phone with double lenses can shoot 3D content after using the method, the problems that a 3D camera is high in cost and poor in universality, and a plug-in 3D camera of the mobile phone is not convenient enough are solved, the mobile phone can be held by hand and moved to shoot 3D videos and 3D photos conveniently, and the mobile phone can share and spread the 3D videos and the 3D photos conveniently. Compared with the existing photo and video media, the 3D video has the advantages of immersive display and stereoscopic vividness, and has the greater advantages that the shooting of the 3D video is simpler, the program source is nearly infinite, the application scene and ecological nature in the 5G network environment have completeness, and the implementation and popularization difficulty is small.

The utility model relates to the technical field of construction machines, in particular to a construction robot. The construction robot comprises a mechanical arm, an assembly support, a remote control device, a tool body, a detection device and a control module. The mechanical arm comprises a free end of which the height and the angle can be freely adjusted; the assembling support is arranged at the free end of the mechanical arm and can move along with the free end. The tool body is arranged on the assembling support and comprises an execution end capable of executing operation on an operation point. The detection device is connected to the assembling support and located on the outer side of the tool body in the operation direction, the detection device comprises a visual sensor with two lenses, each lens is provided with a center point, and a midperpendicular is arranged in the middle position perpendicular to the connecting line of the two center points; the executing end of the tool body comprises an axis in the working direction, and the perpendicular bisector intersects with the axis. According to the construction robot, the operation point can be accurately found for construction.

A floating image display device includes a light source module, a periodical optical structure and a blocking layer. The light source module generates light. The periodical optical structure includes lenses, and the light passes through the periodical optical structure and forms a floating image. The blocking layer is configured to block or absorb a part of the light, and the blocking layer is between any adjacent two lenses. A beam angle of another part of the light not blocked or absorbed by the blocking layer ranges between angles α and β, and the following conditions are satisfied: α=tan−1 (d / h); and β=2 tan−1 (d / 2h), wherein α is an off-axis viewing angle, β is an on-axis viewing angle, d is a maximum width of an aperture corresponding to each lens, and h is a distance from the light source module to the aperture.

The invention discloses a camera module and electronic equipment, and belongs to the technical field of electronics. The camera module comprises a circuit board, at least two photosensitive chips, a base and at least two lens components. The at least two photosensitive chips corresponding to the at least two lens components are arranged on the same circuit board, the photosensitive chips are arranged in the bearing cavity in the base, and the at least two lens components can be connected with the side, away from the circuit board, of the base. Therefore, the common circuit board design of the at least two lens components in the camera module is realized, the size of the camera module is effectively reduced, and the occupied space of the camera module in the electronic equipment is reduced. Besides, other components can be flexibly arranged in the internal space of the electronic equipment while the miniaturization design of the electronic equipment is ensured, so that the space utilization rate of the electronic equipment is improved.

The utility model provides forest fire prevention early warning equipment which comprises an infrared thermal imager, a support is installed at the bottom of the infrared thermal imager, the support is of an L-shaped structure, an end cover is arranged on the outer side of a lens part of the infrared thermal imager, two lens covers are installed on the face, away from the infrared thermal imager, of the end cover, and the two lens covers are connected with the infrared thermal imager. Bosses are installed on the two parallel side faces of the infrared thermal imager, the end cover is connected with the bosses through screws, air supply hoses communicated with the compressed air tank through valves are installed at the four corners of the face, away from the lens cover, of the end cover, and two vent holes communicated with the air supply hoses are formed in the lens cover. A shielding plate used for shielding the section, close to the infrared thermal imager, of the air supply hose is installed on the face, away from the infrared thermal imager, of the boss. The device has the advantage that sunlight shielding can be carried out on the ends, close to the infrared thermal imager, of the multiple air supply hoses which are in a dispersed state and are not suitable for being wound by the sun protection belt.

A peep sight assembly includes a housing having a first end and an opposing second end and defines a passage therethrough. The passage has first and second threads at the first and second ends of the housing. The peep sight assembly also includes a first aperture configured to be connected to the first end of the housing. The first aperture includes first threads for being received by the first threads at the first end of the housing, a first lens receiver for receiving a first lens, and an annular finger grip. The peep sight assembly further includes a second aperture configured to be connected to the second end of the housing. The second aperture includes second threads for being received by the second threads at the second end of the housing, a second lens receiver for receiving a second lens, and an annular finger grip.

This application relates to a method, apparatus, and computer device for determining lens distortion parameters of a shooting device. The method includes: performing distortion correction processing on an image of a first original image showing a first lens field of view overlapping with another image of a second original image showing a second lens field of view overlapping with yet another image using at least two lens distortion parameters, resulting in at least two image pairs; and determining the lens distortion parameter corresponding to the image pair with the smallest difference as the target lens distortion parameter of the shooting device. This method enables the rapid and accurate determination of the optimal target lens distortion parameter for the shooting device, whether it is equipped with a protective housing or not, based on the target lens distortion parameter in a single identification process. It also determines whether the shooting device is equipped with a housing and the distortion correction parameters for images captured by the shooting device with a housing, eliminating the need for manual selection.

The invention provides an ADAS binocular camera module structure which is characterized in that two lens seats are arranged at the front end of a front outer frame, a multi-layer anti-seismic buffer structure is arranged between the lens seats and lenses, and the multi-layer anti-seismic buffer structure comprises an inner layer formed by a high-elasticity silica gel pad, a middle layer formed by a spring damper array and an outer layer formed by a soft rubber sleeve; compared with the prior art, in the assembling process, the spring damper array is pre-pressed into the clamping groove of the front outer frame, the high-elasticity silica gel pad is embedded in the periphery of the base of the lens in an interference fit mode, and finally the soft rubber sleeve is connected in a sleeved mode to form a triple buffering structure; the image sensor module realizes high-density signal transmission with the PCB through the flexible circuit board, the BTB connector and the PCB, the sealing structure forms a sealing structure on a connecting surface of the front outer frame and the two rear outer frames, and a wire is led out from an interface.

A lens assembly and an imaging module are disclosed. The lens assembly includes at least two coaxially arranged lens portions, and in a working state, a relative position relationship between the at least two lens portions is adjusted by a driver so that an effective focal length of an optical system formed by the at least two lens portions is within a preset range. In this way, the imaging module has a relatively small height dimension in a non-working state, and the imaging module has a relatively large effective focal length in a working state, thus solving the technical contradiction between the overall height dimension and the relatively large effective focal length of a conventional upright imaging module.

In some examples, an apparatus may include an ion source including at least one lens that is partitioned by at least one partition into at least two lens partitions. The at least two lens partitions may be connectable to a direct current (DC) bias power supply to bias the at least two lens partitions and a radio frequency alternating current (RF AC) voltage power supply to produce a dipolar RF field within the at least one lens.

Provided are a lens drive module, an imaging module, an electronic device, and a lens unit that have a simple configuration and are advantageous in reducing power consumption. The lens drive module includes a lens unit that includes a plurality of lenses and a spacer that includes a ferromagnetic material provided between two adjacent lenses among the plurality of lenses, and a lens actuator that causes an electromagnetic force to act on the lens unit in response to energization.