340 results about "Night vision device" patented technology

The present application provides a dual-light fusion night vision device, comprising a first display lens assembly, a second display lens assembly, and a bridge bracket assembly. The first display lens assembly includes: a first barrel; a first low-light objective group, disposed along a first low-light optical axis on the first barrel; and an infrared lens group, disposed along an infrared optical axis on the first barrel. The second display lens assembly includes: a second barrel; and a second low-light objective group, disposed along a second low-light optical axis on the second barrel. The bridge bracket assembly connects the first display lens assembly and the second display lens assembly in such a way that the first low-light optical axis is parallel to the second low-light optical axis. The first display lens group employs a dual-light fusion solution, achieving the visual effect of fused low-light imaging and infrared imaging.

The utility model discloses a terahertz nondestructive testing robot for a wind power blade, and belongs to the technical field of wind power blade detection. Comprising a terahertz nondestructive testing assembly which emits terahertz pulse waves to scan the wind power blade and outputs sampling information; the defect labeling assembly is connected with the terahertz nondestructive testing assembly, and the defect labeling assembly is used for labeling the defect area of the wind power blade; the low-light night vision device is connected with the terahertz nondestructive testing assembly and outputs image information; a terahertz nondestructive testing assembly, a defect marking assembly and a low-light night vision device are arranged on the mobile platform. The technical scheme has the beneficial effects that by adopting the technical scheme, the detection accuracy can be improved, the detection efficiency is high, a person does not need to enter the blade, and the detection safety is ensured.

The utility model belongs to the technical field of optical gauges, and particularly discloses a device for calibrating an optical axis of a binocular low-light night vision device. A double-tube front mirror of the device is fixed to the upper portion of an adjusting frame, a field instrument is fixed to the upper portion of a supporting frame, the supporting frame, a supporting seat and the adjusting frame are sequentially arranged on a workbench, a cross reticle I is arranged in the field instrument, a base I of the supporting seat is placed on the surface of the workbench, a top plate is fixed to the top end of a connecting handle through the connecting handle, and a connecting plate is fixed to the upper surface of the top plate. The top of the connecting plate is provided with a dovetail groove which can be in sliding connection with a dovetail joint at the bottom of the binocular low-light night vision device, and the extending direction of the dovetail groove is parallel to the optical axis of the field instrument. According to the utility model, the binocular low-light night vision device can be directly clamped in the dovetail groove in a sliding manner through the dovetail joint for positioning, the calibration of the parallelism of the optical axis is realized through the cooperation of the field instrument and the double-tube front mirror, and the calibration device has the characteristics of simple structure, convenience in calibration, high result precision and reliability in positioning.

1. The name of the design product: night vision device (Z8103). 2. The use of the design product: night vision device for night observation. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.

The invention discloses an intelligent image enhancement system and method for a multispectral night vision device, and relates to the technical field of image enhancement, and the method comprises the steps: firstly decomposing an input generative adversarial network fusion image containing artifacts into sub-band images with different frequencies through the multi-stage discrete wavelet transform; a two-dimensional fast Fourier transform and peak detection algorithm is applied to generate an artifact signature graph capable of accurately representing the spatial position of the artifact; then, the artifact signature graph is refined into a smooth space attention graph by a lightweight guide sub-network; the space attention map guides a lightweight correction network based on a U-Net architecture, so that the correction capability is focused on an artifact area; the correction network follows a residual learning normal form, only one artifact residual image is output, finally, the artifact residual image and the generative adversarial network fusion image containing the artifacts are added pixel by pixel, and a final correction image is obtained. And the fidelity and the credibility of the output result of the existing complex GAN model are obviously improved.

The two-degree-of-freedom mounting bracket adjusting device for the helmet night vision device comprises an adjusting seat, an interface module for mounting the night vision device, a connecting block, a locking buckle, a rotating shaft, a handle and a sliding block, the adjusting seat is inserted into an upper slot through an upper convex block, side convex blocks are arranged on the left side and the right side of the front end of the adjusting seat respectively, vertical sliding rails are arranged on the side convex blocks respectively, and the sliding rails are connected with the connecting block. The sliding blocks are respectively arranged in the sliding rails and are fixed together with the connecting blocks arranged at the front ends of the sliding rails through fastening pins; the upper end and the lower end of the connecting block facing the adjusting seat are respectively provided with a transverse bevel edge which inclines inwards and is parallel to each other, a wedge-shaped groove is formed in the rear end of the mounted night vision device interface module, the wedge-shaped groove is formed in the transverse bevel edges and moves left and right along the two transverse bevel edges, and the handle is fixed at the front end of the rotating shaft through a fastening screw. The rotating shaft sequentially penetrates through the interface module for mounting the night vision device and the rotating shaft hole of the connecting block and is fixed at the rear end of the connecting block through a locking buckle, the rotating shaft is in threaded connection with the interface module for mounting the night vision device, and the rotating shaft hole is a waist hole parallel to the transverse bevel edge.

1. Name of the product in this design: Handheld Cooled Day and Night Observation Instrument. 2. Purpose of this design: For observation, and can be used with observation instruments such as thermal imagers, night vision devices, telescopes, and rangefinders. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The utility model discloses a portable low-light level night vision device which comprises a supporting plate, two sets of adjusting structures are arranged at the two ends of the bottom of the supporting plate, night vision device bodies are arranged at the bottoms of the two sets of adjusting structures, binding bands are fixedly connected to the opposite sides of the two night vision device bodies, and placing blocks are arranged on the opposite sides of the binding bands. A mounting groove is formed in the containing block, an adjusting structure is arranged in the mounting groove, and a connecting opening is formed in the top of the supporting plate. Compared with the prior art, the novel night vision device has the advantages that the two night vision device bodies are driven to move left and right by driving the threaded rod to rotate, the adjustment of the eye distance between different users is achieved, the two-way threaded rod is rotated by rotating the second handle, the moving blocks on the two sides can be driven to move towards the opposite sides or the close sides during rotation, and the purpose of adjusting the eye distance is achieved. Therefore, the tightness of the bandage can be adjusted, and the requirements of different users can be met.

1. The name of the design product: thermal imaging night vision device. 2. The use of the design product: for night observation patrol, etc. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The angled shoe interface provides a mechanical interface for connecting night vision devices to the sliding carriage of a conventional night vision device mount to selectively orient the line of sight of the night vision device relative to the longitudinal axis of the mount rail. Each angled shoe interface has a wedge-shaped body with differing angled top and bottom surfaces to provide the desired angular orientation of the line of sight of night vision device relative to the longitudinal axis of the mount rail. Individual users can interchange different angled shoe interfaces to properly orient the night vision device's line of sight based on the shape and size of the user's head and how the helmet is donned.

The utility model provides a sliding locking mechanism and an overturning support. The sliding locking mechanism comprises a guide rail which is provided with at least one row of first positioning holes in the extending direction; the sliding seat is arranged on the guide rail and can slide along the guide rail, at least one first through hole is formed in the sliding seat, and when the sliding seat slides along the guide rail, the first through holes can be sequentially opposite to the first positioning holes; the first locking assembly is arranged on the sliding seat and comprises a first locking piece, and the first locking piece has a locking state that the first locking piece is simultaneously limited in the first positioning hole and the first through hole which are opposite to each other so as to lock the sliding seat on the guide rail, and the first locking piece is separated from the first positioning hole so as to unlock the sliding seat on the guide rail; in the unlocking state, the sliding seat can slide along the guide rail. The gap of the sliding locking mechanism is small, stable and reliable locking can be formed, shaking of the night vision device is avoided, adjustment operation is convenient and fast, one-hand operation can be achieved, and meanwhile the overturning support is light in weight and comfortable to wear.

The utility model relates to the technical field of monocular night vision device supports, and particularly discloses a monocular night vision device left and right eye switching support which is easy to operate and comprises a positioning plate, L-shaped plates are connected to the two sides of the top of the positioning plate, an arc-shaped mounting plate is fixedly connected to one side of each L-shaped plate, and an adjusting groove is formed in the positioning plate. A sliding block is slidably connected to the interior of the sliding groove, a square block is fixedly connected to the top of the connecting block, a monocular night vision device body penetrates through the interior of the round hole, an adjusting knob is in threaded connection with the interior of the threaded hole, and an extrusion block is fixedly connected to the bottom end of the adjusting knob. According to the monocular night vision device, the square block, the adjusting knob, the extrusion block, the sliding groove, the connecting block, the compression spring, the adjusting plate and the fastening knob are matched for use, so that the monocular night vision device body can be freely switched between the left eye and the right eye during use, the operation mode is simple during switching, and workers can conveniently use the monocular night vision device; and the height of the arc-shaped mounting plate can be adjusted as required.

The invention discloses a preparation method of an anti-ultraviolet light absorption coating based on photoresist and nanocarbon, which comprises the following steps: using a nanocarbon material and photoresist as raw materials; the light absorption coating with low fluorescent background, low reflectivity and deep ultraviolet light aging resistance under the deep ultraviolet condition is obtained through the steps of preparing mixed turbid liquid, coating, pre-baking, removing photoresist through optical etching, removing residual photoresist, post-baking to form more holes and the like. When the low-background light absorption coating is applied to a deep ultraviolet fluorescence detector, compared with a traditional coating material of an organic adhesive and nanocarbon, the low-background light absorption coating provided by the invention has the advantages that the baseline of the detector is reduced by 67%, the baseline drift is reduced by 75%, and the baseline change degree under deep ultraviolet long-term aging is lower than 0.5%; the material shows excellent deep ultraviolet light aging resistance and extremely low fluorescence background, and can be applied to space telescopes, night vision devices, microscopes and various fluorescence detectors / sensors based on the characteristic of low reflectivity so as to obtain lower background and noise.

A night vision system includes a thermal radiation night vision device for mounting on a spotlight on an exterior of a vehicle. The night vision device is to detect thermal radiation for objects within line of sight of the vehicle and to create a video with the detected objects. The created video may be communicated to a display device located within an interior region of the vehicle for displaying the video stream to a user driving the vehicle. The system includes an interface to easily and securely replace a portion of a frame of a spotlight mounted to the vehicle in order to secure the thermal radiation night vision device to the spotlight. This system can be powered and controlled via the existing interface originally intended for powering the spotlight. And this system is powered and controlled by the attached handle.

The utility model provides a low-light night vision device optical structure with a single objective lens, and the structure comprises an objective lens barrel which is internally provided with a first limiting barrel body, a second limiting barrel body, a third limiting barrel body, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens in sequence from the object side to the image side in the optical axis direction. The fifth lens is attached to the sixth lens; and the first mounting groove, the second mounting groove, the third mounting groove, the fourth mounting groove and the fifth mounting groove share the same central axis. The optical path difference of the first lens, the second lens, the third lens, the fourth lens, the fifth lens and the sixth lens is reduced, so that when light enters the lenses at the same incident angle, the light passes through the lenses along similar paths, the phase difference is reduced, and the imaging quality is improved; and meanwhile, light rays can be ensured to irradiate on the lens in a coaxial manner, so that the illumination of the surface of the lens is more uniform, and the imaging quality is improved.

The utility model discloses a comprehensive hanging rack for a head-mounted night vision device. The comprehensive hanging rack comprises a main hanging rack and two auxiliary hanging racks which are rotatably connected to the two ends of the main hanging rack, the auxiliary hanging frame comprises an adjusting base, an adjusting screw A, an adjusting screw B, a horseshoe base, an up-and-down dip angle adjusting hand wheel, a horizontal inner-and-outer corner adjusting hand wheel and a left-and-right eye interpupillary distance adjusting hand wheel. The interpupillary distance adjusting function can be achieved by rotating the left-right eye interpupillary distance adjusting hand wheel, the inside-outside inclination angle optical axis adjusting function can be achieved by rotating the horizontal inside-outside rotation angle adjusting hand wheel, and the left-right optical axis aligning function can be achieved by rotating the up-down inclination angle adjusting hand wheel. The utility model has the advantage of simultaneously supporting and mounting the single-cylinder night vision device and the double-cylinder night vision device.

The utility model relates to the related technical field of auxiliary light sources, in particular to a vehicle infrared auxiliary light source of a low-light night vision device, which comprises a rectangular shell, the infrared searchlight is arranged at the top of the rectangular block; the interior of the rectangular block is provided with a buckle assembly, and the buckle assembly comprises a clamping groove formed in the outer side wall of the rectangular shell; the stand column is fixedly arranged at the bottom of the infrared searchlight, and the bottom end of the stand column is inserted into the rectangular block. The rotating column is rotationally arranged in the rectangular block and connected with the bottom end of the stand column. The convex rod is fixedly arranged on the outer side wall of the rotating column; the connecting rod is rotationally arranged at one end of the convex rod; according to the infrared auxiliary light source and the buckle assembly, the infrared searchlight is controlled to rotate, the rotating column is driven to rotate, the protruding rod and the connecting rod are driven to rotate, retraction of the clamping block is controlled, the clamping block and the clamping groove are clamped to stabilize the position of the rectangular block, and installation is completed. Compared with an existing device, disassembly and maintenance are more convenient.

1. Name of the product in this design: Monocular low-light night vision device. 2. Purpose of this design: This design is intended for observation under low light conditions. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

1. The name of the design product: night vision device (336). 2. The use of the design product: for observation and search and rescue at night. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

The invention discloses a low-light night vision device, which comprises a battery power supply module, an individual soldier system power supply module, a power supply switching module, an image enhancement module and a controller, and is characterized in that the individual soldier system power supply module is connected with an individual soldier system power supply in a plugging manner, and the individual soldier system power supply module is also connected with the controller and the power supply switching module; the battery power supply module is connected with the controller and the power supply switching module, and the power supply switching module is respectively connected with the image enhancement module and the controller; the image enhancement module is connected with the controller; the single-soldier system power supply module is used for providing a single-soldier system power supply, the battery power supply module is used for providing a battery power supply, the power supply switching module is used for switching from the battery power supply module to the single-soldier system power supply module to supply power when the single-soldier system power supply is connected, and the image enhancement module is used for enhancing images under weak light and detecting light intensity. And the controller is used for controlling the opening and closing of the image enhancement module according to the light intensity. The problem that power supply is insufficient when the low-light night vision device is used for a long time is solved.

The utility model discloses a multiple adjustment night vision lens for optical experiments, which belongs to the field of optics and comprises a low-light night vision device composed of an objective lens, an image intensifier and an eyepiece, the objective lens is connected with the eyepiece through a connecting tube, and the image intensifier is located inside the connecting tube. Compared with the prior art, the utility model has the advantages that the distance between the objective lens and the image intensifier is adjusted through the engagement connection of the displacement thread at the outer wall end of the objective lens and the translation screw at the output end of the brushless motor, and the brushless motor is controlled by the remote control system; in this way, the angle needing to be rotated can be rapidly determined according to the displacement data of the displacement thread of the objective lens, and rapid rotation is completed through the brushless motor, so that the adjustment data of the magnification of the objective lens is greatly increased.

The invention discloses an image enhancement method and system for a dual-light fusion night vision device, and the method comprises the following steps: 1, collecting an infrared image and a visible light image, and carrying out the spatial registration; 2, extracting a brightness channel, a color channel a and a color channel b, and constructing an infrared brightness map; step 3, constructing a channel difference mask; 4, dividing all gray values of the brightness channel into a plurality of frequency bands; 5, converting the gray value of each pixel into binary bit representation, and calling a corresponding bit weight reconstruction rule according to the frequency band to which the pixel belongs to construct an enhanced brightness map; step 6, generating a difference guide brightness map; 7, acquiring an enhanced RGB image; and 8, performing main gradient direction calculation on the enhanced RGB image, generating a directional interpolation kernel, executing local pixel mode interpolation, and outputting a final enhanced image. According to the method, channel difference modulation and direction interpolation compensation are fused, and the night vision image definition and the structure restoration precision are improved.

The invention relates to the technical field of night vision devices, and provides a left and right eye switching device of a monocular night vision device, which comprises a head cover, and a bracket is detachably mounted on one side of the head cover. According to the invention, the screw rod is rotated by hand to move towards the outer side, the state of abutting against the U-shaped strip is released, then the movable block is pushed by hand to slide towards one side along the outer surface of the U-shaped strip, the pointers are moved to a proper position, and the distance between the two pointers can be observed by observing the scale marks, so that the distance is the same as the pupil distance of a user. Under the action of a limiting strip, a strip-shaped block can be prevented from rotating upwards reversely, so that a sliding block can be kept at a fixed position, the left-right moving distance of the monocular night vision device body can be properly adjusted according to different interpupillary distances of users, it can be guaranteed that the eyes of the users are aligned with an observation opening of the monocular night vision device body, and the user experience is improved. Therefore, the observation effect of the user is improved.

1. The name of the design product: night vision device (Goshawk). 2. The use of the design product: outdoor military and civilian dual-use light-weight panoramic low-light night vision device with upturning and side folding functions. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

1. Name of the Design Product: Night Vision Goggles (N08, N08S). 2. Use of the Design Product: Night vision goggles for night observation. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photograph that Best Illustrates the Design Key Points: 3D View 1 of Design 1. 5. Design 1 is designated as the basic design.

1. The name of the design product: night vision device (Z8202). 2. The use of the design product: night vision device for night observation. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.

The present application provides an image intensifier tube circuit board, an image intensifier tube module, and a night vision device. The image intensifier tube circuit board comprises a circuit substrate and an image intensifier tube electrical connection structure arranged on the circuit substrate. The image intensifier tube electrical connection structure comprises a positive spring contact and a negative spring contact which are fixedly arranged on the circuit substrate, and at least one of the following optionally arranged on the circuit substrate: an intermediate spring contact, a plug connector, and crown spring connectors. The arrangement of at least one of the intermediate spring contact, the plug connector, and the crown spring connectors enables electrical connection with image intensifier tubes of other models, thereby allowing compatibility with image intensifier tubes of multiple models, and allowing users to upgrade the performance of existing night vision devices by replacing existing image intensifier tubes with image intensifier tubes of different models.

The utility model relates to the technical field of night vision imaging, and discloses a high-resolution night vision correlated imaging device. The high-resolution night vision correlated imaging device comprises a night vision device main body, and a mounting seat is fixed at the bottom end of the night vision device main body. According to the handheld night vision device, the handheld night vision device is fixed on the palm through the clamping ring and the elastic band, at the moment, the handle is located at the position of the palm, a user can hold the handle to fix the night vision device body for use, and when the hand of the user needs to be vacated, the hand of the user can be fixed through the elastic band. When the night vision device is not used, the fixing seat on the handle can be pushed to move in the moving groove in the inner side of the clamping ring through the rotating seat at the end and the ball, the handle moves to the other side of the clamping ring, at the moment, the night vision device body moves to the back of the hand and is limited, and the palm can be emptied, so that the night vision device body can be temporarily placed when not used and can be prevented from falling off; when the night vision device is used, the night vision device body is rotated to the palm.

An automatic power-on / off structure for rotation-and-flip operations of a night-vision device is provided, relating to the technical field of night-vision devices. The structure includes a frame, two pivot arms, two night-vision scopes, two magnets, and two Hall sensors. Through the interaction between the magnets and the Hall sensors, i.e., a non-rigid contact, the structure enables automatic powering on of a night-vision scope when in use and automatic powering off when not in use. Specifically, when a pivot arm drives the corresponding night-vision scope to rotate to a certain angle, the magnet enters the sensing range of the Hall sensor, thereby triggering a signal to power on that night-vision scope. Conversely, when the pivot arm drives the night-vision scope away from the sensing range, that scope is automatically powered off. In addition, the pivot shaft connecting the pivot arm and the frame includes an adjustable damping feature, and sealing rings are provided at the contact portions to ensure dustproof and waterproof performance, allowing the structure to adapt to a wide range of operating conditions.

The present application provides a handheld low-light-level night vision device, comprising a night vision device body, an objective lens assembly, and an eyepiece assembly. The night vision device body comprises a main shell and a main body accommodated within the main shell; wherein: the main shell is an integrally formed hollow cylindrical structure, and an assembly opening is provided at the front end of the main shell for the main body to be assembled into or out of the main shell; when the main body is in the assembled state, the projected contour edges of the main body, with the plane where the assembly opening is located as the projection surface, are all within the edge line of the assembly opening. The handheld low-light-level night vision device adopts an integrally formed main shell, which reduces the joint seams existing during the assembly of the shell, reduces the molding process, and reduces the cost; at the same time, all parts of the main body of the handheld low-light-level night vision device can be pre-installed before assembly, and then the whole body can be installed in the main shell for fixation, which greatly improves the assembly speed and accuracy, and has a more stable structure.