51 results about "Both lenses" patented technology

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 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.

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 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.

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.

Disclosed are a panoramic camera, a movable platform, a photographing system, a photographing apparatus, and a control method. The panoramic camera (100) comprises a body (12), two lens modules and a lens protective cover (14). The two lens modules are disposed on the body (12), and photographing directions of the two lens modules are different. The lens protective cover (14) comprises two photographing windows (16) spaced apart. By means of the photographing windows (16), the lens modules can photograph images of the outside of the lens protective cover (14), and the images acquired by the two lens modules can form a panoramic image after fusion. The lens protective cover (14) is overall movable relative to the body (12), such that the two photographing windows (16) can synchronously move relative to the body (12). The movement state of the lens protective cover (14) relative to the body (12) comprises an open state and a closed state. When the lens protective cover (14) moves to a first preset angular position relative to the body (12), the lens protective cover (14) is in the open state, such that lenses (18) of the two lens modules respectively correspond to the two photographing windows (16). When the lens protective cover (14) moves to a second preset angular position relative to the body (12), the lens protective cover (14) is in the closed state, such that the lenses (18) of the two lens modules are completely covered by the lens protective cover (14), the first preset angular position being different from the second preset angular position. During the switching between the open state and the closed state of the lens protective cover (14), the lens protective cover (14) is always connected to the body (12) without separation.

The invention relates to the technical field of optical imaging, and discloses a distance-adjustable dual-lens imaging module, which adopts the transmission connection design of a rotary adjusting assembly and a sliding block assembly to accurately convert rotary motion into linear motion, realizes continuous and accurate adjustment of the distance between two lenses, and improves the imaging precision. The limitation that a traditional fixed structure cannot be adjusted is overcome, and the problems that existing manual sliding adjustment is low in precision and poor in stability, and electric adjustment is high in cost and complex in structure are solved. Meanwhile, according to the scheme, the structure is simple and compact, operation is convenient and fast, adjustment can be completed only through rotation operation, a complex control system is not needed, the transmission mechanism has the self-locking characteristic, the position stability after adjustment can be effectively guaranteed, and the applicability, reliability and economical efficiency of the double-lens imaging module are remarkably improved.

Disclosed in the present invention is an optical quasi-three-dimensional space converter, which is capable of converting a three-dimensional space into a large number of position-fixed two-dimensional real images having different object-image distance-related parameters. The optical quasi-three-dimensional space converter comprises a variable-focus telephoto lens, a short-focus micro-lens array and an object-image distance-related parameter adjuster; one of two lenses is used for receiving light from an object side to form an intermediate image, and the other is used for converting the intermediate image into a virtual image or a real image in a three-dimensional space; an intermediate image horizontal flipper performs left-to-right flipping on the intermediate image in a horizontal direction for real-image space conversion; and the object-image distance-related parameter adjuster is used for adjusting the focal length of the variable-focus telephoto lens, the focal length of the short-focus micro-lens array, the focal length of a camera lens, and relative positions between the lenses. The optical quasi-three-dimensional space converter in the present invention can be used for wide-field-of-view three-dimensional photographic cameras, wide-field-of-view three-dimensional projectors for naked-eye observation, three-dimensional optical processing machines, artificial eyes, etc.

The utility model discloses a kind of pupil distance adjusting device and head-mounted display equipment, it is related to head-mounted display equipment technical field, and the pupil distance adjusting device in it includes support, two lens modules slidingly disposed on support, human eye detection module is arranged on two lens modules, first magnetic adjusting mechanism and second magnetic adjusting mechanism are arranged between support and two lens modules, and control unit is electrically connected with human eye detection module and second magnetic adjusting mechanism;First magnetic adjusting mechanism is used to drive two lens modules to move towards each other, second magnetic adjusting mechanism is used to drive two lens modules to move away from each other, human eye detection module is used to detect whether human eye is in the center of lens module and corresponding detection signal is transmitted to control unit, and control unit is used to control second magnetic adjusting mechanism action.The utility model not only can realize the adjustment of pupil distance, and strong stability, no noise, improve the wearing experience of user.

The utility model relates to an embedded double-light linkage focusing infrared sighting telescope which comprises a main body, an infrared lens set is arranged on the front face of the main body, a white light lens set is fixedly installed on the top of the infrared lens set, a laser ranging module is fixedly installed on the left side of the main body, and a battery pack is fixedly installed on the left side of the main body. According to the embedded double-light linkage focusing infrared sighting telescope, through the integrated design, the white light lens set is embedded into the infrared lens set, the size and weight of a main body are reduced, the sighting telescope is more attractive, the sighting base line of the white light lens set can be reduced by more than 3 cm through the arrangement of the device, the mastery of a trajectory is greatly improved, and the sighting telescope is more convenient to use. Meanwhile, linkage focusing of the two lenses is achieved through arrangement of other structures, two images can be clear at the same time through one focusing rotary knob, secondary focusing is not needed during operation at night, and visible light and thermal imaging double-image free switching can be freely conducted.

A method for isolating emergent light of a lens comprises the following steps: dividing a photosensitive area of an image sensor into two sub-areas, and simultaneously forming two images in the two photosensitive sub-areas of the image sensor by using two optical lenses. If the size of the image is larger than the light sensing sub-area of the corresponding image sensor, the two images formed by the two lenses are partially overlapped on the image sensor; if the size of the image is smaller than that of the light-sensitive sub-region of the corresponding image sensor, the effective pixel of the image sensor cannot be fully utilized. At the moment, a lightproof physical surface perpendicular to the surface of the image sensor is placed at the boundary of the two light-sensitive sub-regions, so that two images can be formed on the image sensor at a time, and the two images are not overlapped, and therefore, effective pixels of the image sensor can be utilized more fully.

The application provides a kind of super high definition low distortion lens, comprising: diaphragm, lens group, light splitting device, galvanometer, protective glass and image plane arranged in sequence;Light from image plane, through protective glass, galvanometer, light splitting device, lens group and diaphragm in projection plane imaging in sequence;Image plane is used to realize the closure of light;Galvanometer is used to increase pixel;Light splitting device is used to split beam;Diaphragm is used to control the amount of light;Lens group is used to correct aberration;Lens group includes: first lens, second lens, third lens, fourth lens, fifth lens, sixth lens and seventh lens;First lens, second lens, third lens, fifth lens and seventh lens are all lenses with positive focal power;Fourth lens and sixth lens are both lenses with negative focal power.The application solves the problem of insufficient machining precision and surface roughness in the prior art.

The invention discloses a conformal antenna system for a double-lens capsule type endoscope and the double-lens capsule type endoscope comprising the conformal antenna system. The conformal antenna system for the double-lens capsule type endoscope comprises two lenses arranged at the two ends in a shell and lens supports corresponding to the two lenses respectively, and further comprises a conductive radiator, and the lens supports are made of non-metal materials. And the conductive radiator is integrated on the surface or inside the lens bracket of one or two lenses and forms a conformal structure with the lens bracket. According to the invention, the antenna and the lens bracket are designed in an integrated and conformal manner, so that the problem that the installation space of the capsule type endoscope is deficient is fundamentally solved, and metal interference in the capsule type endoscope is effectively isolated, thereby realizing high radiation efficiency and stable remote wireless communication.

This application relates to the field of medical device technology, and more particularly to a lens support structure and a binocular optical navigation system. The lens support structure of the binocular optical navigation system includes: a housing assembly; a bracket including multiple support components and multiple shock-absorbing components, with each support component corresponding to at least one shock-absorbing component, the support components being connected to the housing assembly, each support component having a receiving hole, the shock-absorbing component being disposed inside the receiving hole, the inner wall of the receiving hole abutting against the shock-absorbing component, the shock-absorbing component having a mounting hole; and a support beam defining a longitudinal axis, the support beam passing through the mounting hole, the inner wall of the mounting hole abutting against the support beam, the support beam being used to mount the lens. The lens support structure and binocular optical navigation system provided by this application enable better stability of the two lenses of the optical navigation system, thereby achieving higher positioning accuracy of the optical navigation system.

The invention discloses a binocular camera module calibration method and system, electronic equipment and a storage medium, and relates to the technical field of camera calibration. According to the method, a test camera module is controlled to shoot multiple groups of calibration plate images at different preset positions, and parameters such as an internal reference matrix, a rotation matrix and a translation vector of a camera are iteratively solved through processing such as image segmentation, graying, angular point extraction and accurate positioning, so that a correction transformation matrix is generated to calibrate the test camera module; high-precision calibration of the binocular camera module is achieved, it is ensured that the optical axes of the two lenses are horizontally aligned, the precision of the distance between the lenses reaches the standard, and stereo imaging matching and biological characteristic collection accuracy are ensured. By implementing the technical scheme provided by the invention, the function stability and the performance consistency of the product can be improved, and the high requirement on the product performance in batch production can be met.

The application provides an image acquisition device and a lens switching method. The image acquisition device comprises a lens conversion device provided with at least two lenses; and a driving device for driving the lens conversion device to move to a target position to realize switching between the at least two lenses, wherein the driving device comprises a driving part capable of rotating around an axis, a driven part connected with the lens conversion device and provided with a gap with the driving part, and a control device for controlling the rotation around the axis of the driving part, so that the driving part can continue to rotate around the axis along a first direction after the gap is eliminated when the rotation around the axis along the first direction is performed, thereby pushing the driven part to rotate, and the driven part drives the lens conversion device to move to the target position in the process of rotating, so as to accurately switch the lenses.

The method involves recognizing and tracking individually conveyed products (4) which are cylindrical in at least some regions and have a circumferential surface (8) to which a mark (10) is applied individually. The products (4) are conveyed by a transport device (2) in a transport direction (T) and are rotated during the conveying by a friction element (20) which engages by friction with each product (4) as it is being conveyed. Finally, the mark (10) applied to the circumferential surface (8) of each product (4) is read by a stationary camera system (16) having at least two lenses (18) as the respective product (4) is being rotated.

The invention relates to an underwater fish school detection preview method, device and equipment based on a picture locking function, and the method comprises the steps: obtaining the attitude data of an inertial measurement unit arranged at an underwater binocular camera when the underwater binocular camera collects an underwater image, and adding a synchronization timestamp to the underwater image and the attitude data at the same collection moment; calibrating the underwater image through a pre-calibrated target calibration parameter to obtain a target underwater image; according to a preset fusion percentage and a preset reference radius, mirror image linear splicing fusion is carried out on the target underwater images of the two lenses at the same acquisition moment through the gradient weight, and a panoramic underwater image is obtained; establishing an association index for each frame of panoramic underwater image and attitude data under the same synchronization timestamp to form a structured data unit for storage; and according to the association index, calling the attitude data of the panoramic underwater image at the corresponding acquisition moment to lock, preview and display the image of the underwater binocular camera.

The invention relates to the field of monitoring equipment manufacturing, in particular to a monitoring system. The device comprises two mounting plates, each mounting plate is rotationally connected with a rotating plate, and the inner side of each rotating plate is rotationally connected with six gears I; the inner side of each mounting plate is fixedly connected with a gear box I, the inner side of each gear box I is fixedly connected with a gear ring, and each gear ring is in meshed connection with the corresponding six gears I; sleeves I are fixedly connected to the inner sides of the two rotating plates correspondingly, lens barrels are connected into the two sleeves I in a threaded mode, and lenses are fixedly connected into the two lens barrels correspondingly. Each gear I is fixedly connected with an inner cover, and each inner cover is fixedly connected with an outer cover; and a protective plate is fixedly connected to the outer side of the mounting plate. The objective of the invention is to alternately use two cameras and perform cooling and dedusting treatment on idle cameras at the same time.

This application discloses a projection system, belonging to the field of projection equipment. The projection system includes a light source assembly, an illumination assembly, a lens assembly, and a screen arranged sequentially along the optical path. The lens assembly includes a first mirror group, a first reflector, a second mirror group, and a second reflector. The first mirror group receives the light beam emitted from the illumination assembly and guides the beam to the first reflector. The second mirror group receives the light beam reflected from the first reflector and guides the beam to the second reflector. The second reflector guides the beam to the screen. In the projection system provided by this application, the lens assembly includes a first reflector. This first reflector deflects the optical axes of the first and second mirror groups in the two lens assemblies, reducing the maximum size of the lens assembly and thus reducing the size of the projection system. This solves the problem of large projection system size in related technologies and achieves the effect of reducing the size of the projection system.

The invention discloses a pollution fault prediction method and device for a 3D camera lens with an air curtain, and the device is characterized in that a lens pollution fault prediction part, a main lens pollution recognition sample and an environmental pollution simulation generator are disposed in a closed box body; the lens pollution fault prediction part comprises a 3d video auxiliary camera, a 3d video main camera, a lens air curtain, an auxiliary lens pollution identification sample and a pollution concentration sensor, and the relation between the lens pollution degree and the pollution time under the condition that the lens pollution fault threshold value is determined is obtained through the environmental pollution simulation generator with the adjustable pollution degree; the problem that model training data is difficult to obtain is effectively solved; through a specific air curtain structure, the two same lenses are located at positions with different pollution degrees under the condition of the same pollution source, the correlation of the pollution degrees of the two lenses is obtained, amplification processing of a pollution model is achieved, and the prediction precision of lens pollution faults is improved; the main 3D camera lens and the auxiliary 3D camera lens are adopted, so that normal work of the main 3D camera lens is not affected by lens pollution fault prediction.

The application provides a lens module and an electronic device. The lens module comprises a first lens, a second lens, a first driving mechanism and a second driving mechanism. The first lens has a first optical axis, and the second lens has a second optical axis parallel to the first optical axis. The first driving mechanism drives the first lens to move along the first optical axis, and the second driving mechanism drives the second lens to move towards the first optical axis, so that the first optical axis and the second optical axis coincide. In a first state, the thickness of the lens module is a first thickness, and in a second state, the thickness of the lens module is a second thickness, which is greater than the first thickness. By dividing the lens module with multiple lenses into two lenses, and by stretching and moving the two lenses to focus in the second state, the two lenses are arranged side by side and spaced apart in the first state, thereby reducing the thickness of the lens module in the first state in the direction of the optical axis, and making the lens module thinner.

Provided is a shutter lens. A photosensitive area of an image sensor is divided into two sub-areas, and two optical lenses are used for forming two images in the two photosensitive sub-areas of the image sensor at the same time. If the size of the image is larger than the light sensing sub-area of the corresponding image sensor, the two images formed by the two lenses are partially overlapped on the image sensor; if the size of the image is smaller than that of the light-sensitive sub-region of the corresponding image sensor, the effective pixel of the image sensor cannot be fully utilized. At the moment, before the light paths of the emergent light rays of the two lenses are overlapped, a shutter is placed on each of the light paths of the two lenses, and the two lenses are enabled to alternately image on the image sensor, so that high-resolution 3D images which are not overlapped with each other can be obtained.

The invention discloses an explosion-proof infrared temperature measurement camera, and relates to the technical field of camera equipment. The flame-proof type infrared temperature measurement camera comprises a flame-proof shell, a machine core and a lens, the machine core is arranged in a containing cavity of the flame-proof shell, the lens comprises at least two lens bodies which are detachably connected and matched in a sealing mode, the lens bodies are arranged in the optical axis direction of the lens, and the at least two lens bodies comprise the first lens body and the second lens body. The light-emitting surface of the lens is located on the first lens body and faces the movement, the first lens body is provided with a first explosion-proof joint surface, the explosion-proof shell is provided with a second explosion-proof joint surface, the first explosion-proof joint surface is matched with the second explosion-proof joint surface, and the light-incident surface of the lens is located on the second lens body. The explosion-proof infrared temperature measurement camera can solve the problem that an existing explosion-proof infrared temperature measurement camera is inconvenient to maintain.

The application relates to the field of skin detectors, and particularly discloses a filter switching lens seat arranged in a skin detector; the skin detector comprises a main body, a lens and a support; the main body comprises a shell and a mounting groove formed by the shell and used for mounting the lens seat; the lens is used for scanning skin; the support is arranged in the mounting groove to support the two lenses; a light homogenizing plate is arranged above the lens; a filter is arranged between the lens and the light homogenizing plate; wherein, at least one slot opening into the mounting groove is formed in the outer wall of the main body; the two lenses are a hyperspectral lens and an RGB lens respectively; the support is integrally formed at the bottom of the mounting groove and the shell; the light homogenizing plate is detachably arranged at the slot opening; the application has the beneficial effect of providing the lens seat convenient for filter switching.

A dual-camera apparatus derives dimensional measurements of an object. The apparatus comprises a pair of digital cameras each comprising a lens and capable of producing an image of the object. A ratio of known distance units to pixels is established for the apparatus and applied to images generated by each of the digital cameras. The lenses are spaced apart at a first known distance. In operation, the first known distance and the established ratio provide a trigonometric basis for ascertaining distances between at least two features on the object. A calibration template can be used to establish the ratio of known distance units to pixels. The object can be a human subject, and the at least two features can be associated with the human subject's eyes, the human subject's feet, and / or other human body parts. The disclosure also relates to a method in aiding in lens selection.

The invention relates to a fish school detection preview method, device and equipment based on binocular camera image stitching. The method comprises the following steps: acquiring underwater images respectively acquired by two lenses of an underwater binocular camera at a plurality of discrete acquisition moments; calibrating the underwater image through a pre-calibrated target calibration parameter to obtain a target underwater image at a corresponding acquisition moment; acquiring a preset reference radius, acquiring a field angle of a lens, and determining a fusion percentage; performing mirror image linear splicing fusion on pixels between the fusion percentage and the reference radius in the target underwater image corresponding to any one of the two lenses and pixels in an overlapping region in the target underwater image corresponding to the other lens through gradient weight to obtain a panoramic underwater image at the acquisition moment; and according to the panoramic underwater image corresponding to the plurality of discrete acquisition moments and the preview mode selected by the user, performing preview display of the fish school detection image.