CN221077437U - Holographic aiming system and device - Google Patents
Holographic aiming system and device Download PDFInfo
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- CN221077437U CN221077437U CN202323242577.7U CN202323242577U CN221077437U CN 221077437 U CN221077437 U CN 221077437U CN 202323242577 U CN202323242577 U CN 202323242577U CN 221077437 U CN221077437 U CN 221077437U
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- 230000003287 optical effect Effects 0.000 claims abstract description 68
- 230000004297 night vision Effects 0.000 claims description 8
- 230000008685 targeting Effects 0.000 claims 1
- 230000006872 improvement Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
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- 230000007613 environmental effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of optical equipment, in particular to a holographic aiming system and holographic aiming equipment. According to the scheme, the controller is used for controlling the light source structure to emit visible first laser or invisible second laser, then the first laser or the second laser is collimated and turned through the first light path structure, the collimated laser is emitted to the second light path structure, the collimated laser is differentiated through the second light path structure, the collimated laser is emitted to the target position in a division image, and the human eye aims at the target position by observing the division image. By adopting the scheme of the utility model, the first laser or the second laser can be selected and emitted according to the strong and weak adaptability of the brightness of the external light, the first laser is selected when the brightness of the external light is strong, and the second laser is selected when the brightness of the external light is weak, so that holographic aiming can be realized, the surrounding environment can be seen clearly, and meanwhile, the problem that light leakage is perceived is avoided.
Description
Technical Field
The utility model relates to the technical field of optical equipment, in particular to a holographic aiming system and holographic aiming equipment.
Background
The holographic sighting device aims by utilizing the diffraction division virtual image of the holographic optical element, has the advantages of high sighting speed, good concealment and small influence on environment, has a wider field of view compared with other sighting devices, and can realize full-field sighting. The gun can be conveniently arranged on any firearm, is safe, quick and reliable, and does not influence the use of the original mechanical sighting device of the firearm, and the subsequent configuration of a telescope, a night vision goggles and the like. The brightness of the aiming reticle image can be adjusted as needed to accommodate different targets.
The existing holographic sighting device adopts a visible light source, and the problems of light leakage exist more or less due to the light path design and the visible light characteristic. Under the condition of high ambient brightness in daytime, light leakage is not easy to be perceived by perfecting the light path design, but the light leakage phenomenon is particularly obvious at night or when the ambient brightness is low, and the discovered risk is increased.
Disclosure of utility model
The utility model provides a holographic aiming system and holographic aiming equipment, which effectively solve the problem of risk caused by light leakage in the prior art.
According to a first aspect of the present utility model, there is provided in an embodiment a holographic aiming system comprising:
a light source structure for emitting a visible first laser and/or an invisible second laser;
The first optical path structure is arranged on the optical paths of the first laser and the second laser and is used for collimating and steering the first laser and the second laser;
The second light path structure is arranged on the light path turned by the first light path structure, the second light path structure contains a division image, and the light rays are emitted out of the division image after passing through the second light path structure for observation by human eyes;
a controller including a switch controller and a laser intensity controller;
The switch controller is used for at least controlling the light source structure to stop emitting first laser;
The laser intensity controller is used for controlling the intensity of the first laser emitted by the first laser generator and controlling the intensity of the second laser emitted by the second laser generator.
In one possible embodiment, the wavelength of the first laser light is between 420 and 780nm, and the wavelength of the second laser light is between 800 and 1300 nm.
In one implementation, the light source structure includes a first laser generator, a second laser generator, and a low-pass dichroic mirror;
the first laser generator is used for emitting visible first laser;
The second laser generator is used for emitting invisible second laser;
The low-pass dichroic mirror is arranged on the optical paths of the first laser and the second laser, and is used for transmitting the first laser and reflecting the second laser, and the transmitted first laser is parallel or coincident with the reflected second laser optical path.
In one possible embodiment, the system further comprises a detachably mounted night vision device arranged close to the human eye for viewing the reticle image produced by the second laser.
In one possible embodiment, the first optical path structure is a concave mirror, and a main optical axis of the concave mirror forms an included angle with an optical path of the first laser or the second laser.
In one implementation manner, the laser device further comprises a third light path structure, wherein the third light path structure is arranged on the light paths of the first laser and the second laser and is used for reflecting the first laser emitted by the light source structure to the first light path structure and reflecting the second laser emitted by the light source structure to the first light path structure.
In one possible embodiment, the third light path structure is a mirror and the second light path structure is a hologram.
In an implementation manner, the device further comprises a fourth optical path structure, wherein the fourth optical path structure is arranged on an optical path turned by the first optical path structure, and is used for optimizing the beam quality of the turned first laser, reflecting the optimized first laser to the second optical path structure, optimizing the beam quality of the turned second laser, and reflecting the optimized second laser to the second optical path structure.
In one possible implementation, the fourth optical path structure is a holographic grating;
the fourth light path structure further comprises a holographic grating controller for adjusting the position and angle of the holographic grating.
In one implementation, the switch controller includes:
The switching switch is provided with a first switching state and a second switching state and is used for controlling the first laser generator to emit first laser under the first switching state, controlling the first laser generator to stop emitting the first laser under the second switching state and controlling the second laser generator to emit second laser; or alternatively
A first switch for controlling the first laser generator to be turned on and off; and the second switch is used for controlling the on and off of the second laser generator.
According to a second aspect of the utility model, an embodiment provides a holographic aiming device comprising a holographic aiming system as described above.
According to the holographic aiming system/device of the embodiment, the controller is used for controlling the light source structure to emit visible first laser or invisible second laser, then the first laser or the second laser is collimated and turned through the first light path structure, the collimated laser is emitted to the second light path structure, the second light path structure contains a division image, the first laser or the second laser emits the division image after passing through the second light path structure for observation by human eyes, and the human eyes aim the target position through the division image. By adopting the scheme of the utility model, the first laser or the second laser can be selected and emitted according to the strong and weak adaptability of the brightness of the external light, the first laser is selected when the brightness of the external light is strong, and the second laser is selected when the brightness of the external light is weak, so that holographic aiming can be realized, the surrounding environment can be seen clearly, and meanwhile, the problem that light leakage is perceived is avoided.
Drawings
Fig. 1 is a schematic diagram of a holographic aiming system according to the present embodiment;
Fig. 2 is a schematic diagram of a holographic aiming system according to a second embodiment.
Reference numerals: 10. a light source structure; 11. a first laser generator; 12. a second laser generator; 13. a low-pass dichroic mirror; 20. a first light path structure; 30. a second light path structure; 50. a third light path structure; 60. a fourth optical path structure; 70. a night vision device.
Detailed Description
The utility model will be described in further detail below with reference to the drawings by means of specific embodiments. Wherein like elements in different embodiments are numbered alike in association. In the following embodiments, numerous specific details are set forth in order to provide a better understanding of the present utility model. However, one skilled in the art will readily recognize that some of the features may be omitted, or replaced by other elements, materials, or methods in different situations. In some instances, related operations of the present utility model have not been shown or described in the specification in order to avoid obscuring the core portions of the present utility model, and may be unnecessary to persons skilled in the art from a detailed description of the related operations, which may be presented in the description and general knowledge of one skilled in the art.
Furthermore, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments, and the operational steps involved in the embodiments may be sequentially exchanged or adjusted in a manner apparent to those skilled in the art. Accordingly, the description and drawings are merely for clarity of describing certain embodiments and are not necessarily intended to imply a required composition and/or order.
The numbering of the components itself, e.g. "first", "second", etc., is used herein merely to distinguish between the described objects and does not have any sequential or technical meaning. The term "coupled" as used herein includes both direct and indirect coupling (coupling), unless otherwise indicated.
As shown in fig. 1, the holographic aiming system provided in this embodiment includes a light source structure 10, a first light path structure 20, a second light path structure 30, and a controller. Wherein the light source structure 10 is used for emitting visible first laser light and/or invisible second laser light; the first optical path structure 20 is arranged on the optical paths of the first laser and the second laser, and the first optical path structure 20 is used for collimating and turning the first laser and collimating and turning the second laser; the second optical path structure 30 is disposed on the optical path turned by the first optical path structure 20, and the second optical path structure contains a division image, and the first laser or the second laser exits the division image for observation by human eyes after passing through the second optical path structure. The controller comprises a switch controller and a laser intensity controller; the switch controller is used for controlling at least the light source structure 10 to stop emitting the first laser; the laser intensity controller is used for controlling the intensity of the first laser emitted by the first laser generator 11 and controlling the intensity of the second laser emitted by the second laser generator 12.
The light source structure 10 of the present embodiment can emit the visible first laser light and the invisible second laser light at the same time, and can also emit the visible first laser light or the invisible second laser light, respectively. In practical applications, the visible first laser and the invisible second laser are used under different environmental conditions, respectively. When the environment brightness is high, the controller controls the light source structure 10 to emit visible first laser, then the first laser is collimated and turned through the first light path structure 20, the collimated first laser is emitted to the second light path structure 30, the first laser passes through the second light path structure and then emits a division image for observation by human eyes, and the human eyes aim at the target position through the division image. When the environment brightness is low, the controller controls the light source structure 10 to emit invisible second laser, then the second laser is collimated and turned through the first light path structure 20, the collimated second laser is emitted to the second light path structure 30, the second laser passes through the second light path structure and then emits a division image for observation by human eyes, and the human eyes aim at the target position through the division image. The second light path structure 30 adopts a hologram, and the hologram contains a division image, and when light passes through the hologram, the division image can be observed by human eyes. In addition, in the practical application process, the intensity of the first laser or the second laser can be controlled by the laser intensity controller according to the brightness of the external environment.
Through adopting the above-mentioned scheme of this embodiment, can select to send first laser or second laser according to the strong and weak adaptability of external light luminance, select first laser when external light luminance is strong, select the second laser when external light luminance is weak, can realize holographic aiming, also can see the surrounding environment clearly, still avoided the light leak to be perceived problem to appear simultaneously.
As a further improvement of the embodiment, in the embodiment, the wavelength of the first laser is selected to be 420-780 nm, and the wavelength of the second laser is selected to be 800-1300 nm. In order to ensure the aiming effect and better avoid the light leakage phenomenon, light with the wavelength of 420-780 nm is selected as the first laser, and the light transmittance of the first laser can reach more than 95 percent; light with the wavelength between 800 and 1300nm is selected as the second laser, and the reflectivity of the second laser is close to 100%.
As shown in fig. 1 and 2, the light source structure 10 in the present embodiment includes a first laser generator 11, a second laser generator 12, and a low-pass dichroic mirror 13. Wherein the first laser generator 11 is configured to emit visible first laser light; the second laser generator 12 is configured to emit invisible second laser light; the low-pass dichroic mirror 13 is disposed on the optical paths of the first laser light and the second laser light, and the low-pass dichroic mirror 13 is configured to transmit the first laser light and reflect the second laser light, where the transmitted first laser light is parallel or coincident with the reflected second laser light.
As an implementation manner of this embodiment, the low-pass dichroic mirror 13 may be disposed at an angle of 45 ° with respect to the horizontal plane; the first laser generator 11 is disposed at a first side of the low-pass dichroic mirror 13, and the first laser light emitted from the first laser generator 11 is parallel to the horizontal direction; the second laser generator 12 is disposed on the second side of the low-pass dichroic mirror 13, and the second laser light emitted from the second laser generator 12 is perpendicular to the horizontal direction. Of course, only one of the possible embodiments is given in this embodiment, and as long as it can be ensured that the optical paths of the first laser light transmitted by the low-pass dichroic mirror 13 and the second laser light reflected by the low-pass dichroic mirror are parallel or coincident, the arrangement manner of the two laser light paths is within the protection scope of the present utility model.
As a further improvement of the present embodiment, the holographic aiming system of the present embodiment further comprises a detachably mounted night vision device 70, the night vision device 70 being arranged close to the human eye for viewing the reticle image produced by the second laser light.
In practical use, the night vision device 70 is detachably or movably mounted at a position close to the human eye, and when the invisible second laser is used in the environment with lower brightness, the night vision device 70 is matched for use so as to clearly observe the division image, and meanwhile, the use in the visible light source mode is not influenced.
As a further improvement of this embodiment, the first optical path structure 20 is a concave mirror, and the main optical axis of the concave mirror forms an included angle with the optical path of the first laser or the second laser.
In practical use, in order to make the division image observed by human eyes clear and high in brightness, it should be incident on the second optical path structure 30 at a specific angle in the form of parallel light. Since the laser light emitted from the light source structure 10 diverges in the optical path, the light beam needs to be converged and reflected as a parallel light beam. Therefore, the concave mirror is adopted in this embodiment, and when the concave mirror is set, a certain included angle is formed between the main optical axis of the concave mirror and the optical path of the emitted laser, so as to ensure that the reflected laser cannot return along the original path, and the reflected laser can be reflected into the second optical path structure 30.
As shown in fig. 2, the holographic aiming system of the present embodiment further includes a third optical path structure 50, where the third optical path structure 50 is disposed on the optical paths of the first laser light and the second laser light, and is configured to reflect the first laser light emitted by the light source structure 10 to the first optical path structure 20, and reflect the second laser light emitted by the light source structure 10 to the first optical path structure 20. Wherein the third light path structure 50 employs a mirror.
In practical applications, the larger the holographic aiming device structure, the more inconvenient it is to handle and carry, and in special cases the more likely it is to be found. Therefore, it is necessary to make the structure compact and small. Therefore, the third light path structure 50 is added in this embodiment, and a mirror is specifically adopted, and the first laser light or the second laser light emitted is reflected by the mirror light source structure 10 to change the propagation direction of the light.
As shown in fig. 2, the holographic aiming system of the present embodiment further includes a fourth optical path structure 60, where the fourth optical path structure 60 is a holographic grating; the fourth optical path structure 60 is disposed on the optical path diverted by the first optical path structure 20, and is configured to optimize the beam quality of the diverted first laser, reflect the optimized first laser to the second optical path structure 30, optimize the beam quality of the diverted second laser, and reflect the optimized second laser to the second optical path structure 30.
In practical application, in order to ensure that light enters the second light path structure 30 at a specific angle and reduce the system volume, in this embodiment, a holographic grating is disposed on the light path reflected by the concave mirror, and the holographic grating is used for changing the direction of the light path, so as to ensure that light enters the second light path structure 30 at a specific angle, and meanwhile, the quality of the light beam can be optimized, and the parallelism of the light entering the second light path structure 30 is further improved.
In this embodiment, the fourth optical path structure 60 further includes a holographic grating controller for adjusting the position and angle of the holographic grating.
In practical application, the angle and position of the holographic grating are automatically controlled by the holographic grating controller, so that light rays with different wavelengths are incident to the holographic plate at optimal angles.
As one implementation, in this embodiment, a switch controller of a holographic aiming system includes:
A change-over switch having a first switch state and a second switch state for controlling the first laser generator 11 to emit the first laser light in the first switch state, and controlling the first laser generator 11 to stop emitting the first laser light and controlling the second laser generator 12 to emit the second laser light in the second switch state; or alternatively
A first switch for controlling the on and off of the first laser generator 11; and a second switch for controlling the on and off of the second laser generator 12.
The switch controller may control the on and off of the first laser generator 11 by providing a first switch controlling the on and off of the second laser generator 12 and a second switch. In particular use, a first switch is turned on to emit a first laser that is visible and a second switch is turned on to emit a second laser that is invisible.
It is also possible to provide a switch which can be switched between a first switch state and a second switch state. When the switch is pressed or pulled to one side and is switched to the first switch state in specific use, the first laser generator 11 is turned on to emit the first laser, and the second laser generator 12 can be turned on or off, so that the second laser can be emitted or not emitted, and the first switch state is set according to actual needs in the state, and the embodiment does not require the first switch state; when the changeover switch is pressed or dialed to the other side again, the first laser generator 11 is turned off and the second laser generator 12 is turned on to emit the second laser light.
The holographic aiming device provided in this embodiment adopts the holographic aiming system described in the above embodiment, and this embodiment is not described in detail herein.
The foregoing description of the utility model has been presented for purposes of illustration and description, and is not intended to be limiting. Several simple deductions, modifications or substitutions may also be made by a person skilled in the art to which the utility model pertains, based on the idea of the utility model.
Claims (10)
1. A holographic targeting system, comprising:
a light source structure for emitting a visible first laser and/or an invisible second laser;
The first optical path structure is arranged on the optical paths of the first laser and the second laser and is used for collimating and steering the first laser and the second laser;
The second light path structure is arranged on the light path turned by the first light path structure, the second light path structure contains a division image, and the light rays are emitted out of the division image after passing through the second light path structure for observation by human eyes;
a controller including a switch controller and a laser intensity controller;
The switch controller is used for at least controlling the light source structure to stop emitting first laser;
The laser intensity controller is used for controlling the intensity of the first laser emitted by the first laser generator and controlling the intensity of the second laser emitted by the second laser generator.
2. The holographic aiming system of claim 1, wherein the first laser light has a wavelength between 420 and 780nm and the second laser light has a wavelength between 800 and 1300 nm.
3. The holographic aiming system of claim 1, wherein the light source structure comprises a first laser generator, a second laser generator, and a low-pass dichroic mirror;
the first laser generator is used for emitting visible first laser;
The second laser generator is used for emitting invisible second laser;
The low-pass dichroic mirror is arranged on the optical paths of the first laser and the second laser, and is used for transmitting the first laser and reflecting the second laser, and the transmitted first laser is parallel or coincident with the reflected second laser optical path.
4. The holographic aiming system of claim 1, further comprising a removably mounted night vision device disposed proximate to a human eye for viewing the reticle image produced by the second laser.
5. The holographic aiming system of claim 1, wherein the first optical path structure is a concave mirror having a primary optical axis at an angle to an optical path of the first laser or the second laser.
6. The holographic aiming system of claim 1 or 5, further comprising a third optical path structure disposed on the optical paths of the first and second lasers for reflecting the first laser light emitted by the light source structure to the first optical path structure and reflecting the second laser light emitted by the light source structure to the first optical path structure.
7. The holographic aiming system of claim 6, wherein the third optical path structure is a mirror and the second optical path structure is a holographic plate.
8. The holographic aiming system of claim 1, further comprising a fourth optical path structure disposed on the optical path diverted by the first optical path structure for optimizing the beam quality of the diverted first laser light and reflecting the optimized first laser light to the second optical path structure, optimizing the beam quality of the diverted second laser light and reflecting the optimized second laser light to the second optical path structure.
9. The holographic aiming system of claim 8, wherein the fourth optical path structure is a holographic grating;
the fourth light path structure further comprises a holographic grating controller for adjusting the position and angle of the holographic grating.
10. Holographic aiming device, characterized in that a holographic aiming system according to any of the claims 1-9 is used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323242577.7U CN221077437U (en) | 2023-11-29 | 2023-11-29 | Holographic aiming system and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323242577.7U CN221077437U (en) | 2023-11-29 | 2023-11-29 | Holographic aiming system and device |
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| Publication Number | Publication Date |
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| CN221077437U true CN221077437U (en) | 2024-06-04 |
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| CN202323242577.7U Active CN221077437U (en) | 2023-11-29 | 2023-11-29 | Holographic aiming system and device |
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| CN (1) | CN221077437U (en) |
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- 2023-11-29 CN CN202323242577.7U patent/CN221077437U/en active Active
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