CN212257982U - Linear laser light source and shooting equipment - Google Patents
Linear laser light source and shooting equipment Download PDFInfo
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- CN212257982U CN212257982U CN202021939695.7U CN202021939695U CN212257982U CN 212257982 U CN212257982 U CN 212257982U CN 202021939695 U CN202021939695 U CN 202021939695U CN 212257982 U CN212257982 U CN 212257982U
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Abstract
A linear laser light source and shooting equipment relate to the technical field of light source compensation. The problem that the existing mode that a plurality of light sources are spliced in a large-angle camera leads to poor illumination uniformity and poor and unclear shooting effect is solved, and the equipment is large in size and not easy to maintain. Laser instrument, collimating lens and toper speculum interval set up in proper order, the laser of laser instrument transmission passes through collimating lens collimation is changed into the parallel light, the parallel light passes through again the toper speculum reflects, changes into 360 laser. The utility model is suitable for a light source compensation technical field.
Description
Technical Field
The utility model relates to a light source compensation technical field, concretely relates to linear laser light source and shooting equipment.
Background
A wide-angle camera refers to a camera having a lens with a wider angle of view. The camera viewing range of the wide-angle lens is larger than that of a standard lens camera, and the viewing range can be wider than that of naked eyes. Therefore, when a large shooting object is faced and the back is not stepped enough, the wide-angle camera can obtain more complete shooting, so that more complete image information of the shooting object is obtained.
When shooting is carried out by adopting a camera with a wide angle at present, a plurality of light source splicing modes are adopted for a compensation light source used in a matched mode. However, the mode of splicing a plurality of light sources can cause the problems of poor illumination uniformity, poor shooting effect, unclear effect and the like, and equipment spliced by a plurality of light sources also has the problems of large volume, difficult maintenance and the like.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve current light source and have illumination uniformity poor, it is relatively poor to shoot the effect, unclear to equipment is bulky, the difficult problem of maintaining, and provides a linear laser light source and compensation arrangement.
The utility model discloses a linear laser light source, its constitution includes laser instrument, collimating lens and conical mirror, and laser instrument, collimating lens and conical mirror set up at interval in proper order, the laser that the laser instrument launched passes through the collimating lens collimation, changes into the parallel light, the parallel light passes through the conical mirror reflection again, changes into 360 laser;
furthermore, the conical reflector is a conical reflector, the vertex of the conical reflector is arranged close to one side of the collimating lens, and the axis of the laser, the axis of the collimating lens and the axis of the conical reflector are on the same straight line;
further, the linear laser light source further comprises a plane reflector, the plane reflector is arranged between the collimating lens and the conical reflector along the light propagation direction, and the parallel light is reflected by the plane reflector, changes the direction and then is reflected by the conical reflector to be converted into laser light of 360 degrees;
furthermore, the conical reflector is a conical reflector, the vertex of the conical reflector is arranged close to one side of the plane reflector, the axis of the laser and the axis of the collimating lens are on the same straight line, the included angle between the plane where the plane reflector is located and the axis of the collimating lens is 45 degrees, and the axis of the conical reflector is perpendicular to the axis of the collimating lens;
furthermore, the conical reflector is at least part of a conical reflector, the vertex of the conical reflector is arranged close to one side of the collimating lens, and the axis of the laser, the axis of the collimating lens and the axis of the conical reflector are on the same straight line; the linear laser light source also comprises an anti-reflection device, the anti-reflection device is attached to the outer surface of the conical reflector, one part of the parallel light is reflected by the conical reflector, and the other part of the parallel light irradiates on the anti-reflection device;
furthermore, the conical reflector is at least part of a conical reflector, the vertex of the conical reflector is arranged close to one side of the plane reflector, the axis of the laser and the axis of the collimating lens are on the same straight line, the included angle between the plane where the plane reflector is located and the axis of the collimating lens is 45 degrees, and the axis of the conical reflector is perpendicular to the axis of the collimating lens; the linear laser light source also comprises an anti-reflection device, the anti-reflection device is attached to the outer surface of the conical reflector, one part of the parallel light is reflected by the conical reflector, and the other part of the parallel light irradiates on the anti-reflection device;
further, the conical reflector 3 is a semi-conical reflector, the anti-reflection device is attached to a plane where the axis of the semi-conical reflector is located, and a part of the parallel light is reflected by the semi-conical reflector and converted into 180-degree laser; or
The conical reflector is an 3/4 conical reflector, and a part of the parallel light is reflected by the 3/4 conical reflector and converted into 270-degree laser; or
The conical reflector is an 2/3 conical reflector, and a part of the parallel light is reflected by the 3/4 conical reflector and converted into 240-degree laser;
further, the anti-reflection device is made of black anti-reflection metal;
further, the laser is a fiber coupled laser;
a photographing apparatus includes a camera and a compensation light source, which is a linear laser light source.
Further, when the laser angle adjusting device is used, the light source mainly comprises an optical fiber coupling laser light source, a collimating mirror and a conical reflecting mirror, light rays are emitted by the light source and become parallel light after being collimated by the collimating mirror, the parallel light becomes line laser of 360 degrees after being reflected by the reflecting mirror, and the adjustment of the laser angle of 0-360 degrees can be realized by changing the shape of the conical reflecting mirror. The light source can be used for but not limited to providing light source compensation for the large-angle visual angle linear array camera, the light source compensation of the large-angle visual angle linear array camera is usually realized by splicing a plurality of light sources, the mode has the defects of large size, high adjusting difficulty and difficulty in ensuring the uniformity of light brightness, and compared with the mode of splicing light, the light source has the advantages of small size, simplicity in adjustment, uniform light brightness and the like. The camera image quality can be significantly improved.
Compared with the prior art, the utility model following beneficial effect has:
one, the utility model overcomes prior art's shortcoming adopts collimating lens and toper speculum interval setting in proper order, the laser warp of laser instrument transmission collimating lens collimation changes the parallel light into, the parallel light passes through again toper speculum reflection changes 360 laser into, improves the illumination homogeneity to improve and shoot the effect.
Two, the utility model overcomes prior art's shortcoming through the angle of adjustment circular cone speculum, realizes carrying out light compensation to 360 degrees scopes, and the device's volume is less, is convenient for maintain.
Thirdly, the utility model is simple in operation and convenient in use.
Drawings
Fig. 1 is a working schematic diagram of a linear laser light source according to the present invention providing 360 ° laser light in a use state;
fig. 2 is a working schematic diagram of a linear laser light source according to the present invention providing 360 ° laser light in a use state;
fig. 3 is a working schematic diagram of a linear laser light source according to the present invention providing 180 ° laser light in a use state.
Detailed Description
The first embodiment is as follows: the embodiment is described with reference to fig. 1, the linear laser light source of the embodiment includes a laser 1, a collimating lens 2 and a conical reflector 3, the laser 1, the collimating lens 2 and the conical reflector 3 are sequentially arranged at intervals, laser light emitted by the laser 1 is collimated by the collimating lens 2 and converted into parallel light, and the parallel light is reflected by the conical reflector 3 and converted into laser light of 360 degrees;
this embodiment, when using, this light source mainly comprises fiber coupling laser light source, collimating lens 2 and conical mirror 3, and light is sent by the light source, becomes the parallel light after 2 collimation of collimating lens, and the parallel light becomes 360 degrees line laser through the speculum reflection, through the shape that changes conical mirror 3, can realize that the laser angle is 0 ~ 360 degrees and adjust. The light source can be used for but not limited to providing light source compensation for the large-angle visual angle linear array camera, the light source compensation of the large-angle visual angle linear array camera is usually realized by splicing a plurality of light sources, the mode has the defects of large size, high adjusting difficulty and difficulty in ensuring the uniformity of light brightness, and compared with the mode of splicing light, the light source has the advantages of small size, simplicity in adjustment, uniform light brightness and the like. The camera image quality can be significantly improved.
The second embodiment is as follows: the present embodiment is described with reference to fig. 1, and is further limited to the linear laser light source according to the first embodiment, in which the conical reflecting mirror 3 is a conical reflecting mirror, the vertex of the conical reflecting mirror 3 is disposed near the collimator lens 2, the axis of the laser 1, the axis of the collimator lens 2, and the axis of the conical reflecting mirror are on the same straight line, the cross section of the conical reflecting mirror is an isosceles right triangle, and the vertex angle of the conical reflecting mirror near the collimator lens 2 is 90 °.
The third concrete implementation mode: the present embodiment is described with reference to fig. 2, and is a further limitation to the linear laser light source according to the second embodiment, and the linear laser light source according to the present embodiment further includes a plane mirror 4, along the propagation direction of light, the plane mirror 4 is disposed between the collimating lens 2 and the conical mirror 3, and the parallel light is reflected by the plane mirror 4, changes the direction, and is reflected by the conical mirror 3, and is converted into laser light of 360 °.
In the present embodiment, the arrangement position and structure of the linear laser light source are made more flexible by arranging the plane mirror 4 and adjusting the laser direction.
The fourth concrete implementation mode: the present embodiment is described with reference to fig. 2, and is a further limitation to the linear laser light source according to the third embodiment, in which the conical reflecting mirror 3 is a conical reflecting mirror, the vertex of the conical reflecting mirror 3 is disposed near the plane reflecting mirror 4, the axis of the laser 1 and the axis of the collimator lens 2 are on the same straight line, the included angle between the plane of the plane reflecting mirror 4 and the axis of the collimator lens 2 is 45 °, and the axis of the conical reflecting mirror 3 is perpendicular to the axis of the collimator lens 2.
The fifth concrete implementation mode: the present embodiment will be described with reference to fig. 3, which is a further limitation of the linear laser light source according to the first embodiment, wherein the conical reflector 3 is at least a part of a conical reflector, the apex of the conical reflector 3 is disposed closer to the collimator lens 2, and the axis of the laser 1, the axis of the collimator lens 2, and the axis of the conical reflector 3 are on the same straight line; the linear laser light source further comprises a light reflection preventing device 5, the light reflection preventing device 5 is attached to the outer surface of the conical reflector 3, one part of the parallel light passes through the conical reflector 3 to be reflected, the laser angle is adjusted according to the shape of the conical reflector 3, and the other part of the parallel light irradiates on the light reflection preventing device 5.
Embodiment six (not shown): the present embodiment is a further limitation to the linear laser light source according to the third embodiment, in which the conical reflector 3 is at least part of a conical reflector, the vertex of the conical reflector 3 is disposed close to one side of the plane reflector 4, the axis of the laser 1 and the axis of the collimator lens 2 are on the same straight line, an included angle between the plane of the plane reflector 4 and the axis of the collimator lens 2 is 45 °, and the axis of the conical reflector 3 is perpendicular to the axis of the collimator lens 2; the linear laser light source further comprises a light reflection preventing device 5, the light reflection preventing device 5 is attached to the outer surface of the conical reflector 3, one part of the parallel light passes through the conical reflector 3 to be reflected, the laser angle is adjusted according to the shape of the conical reflector 3, and the other part of the parallel light irradiates on the light reflection preventing device 5 to prevent light reflection.
The seventh embodiment: the embodiment is described with reference to fig. 3, and is a further limitation to the linear laser light source according to the fifth or sixth embodiment, in the embodiment, the linear laser light source is described, the conical reflector 3 is a half-conical reflector, the anti-reflection device 5 is attached to the plane where the axis of the half-conical reflector is located, the cross section of the half-conical reflector is an isosceles right triangle, the angle of the half-conical reflector close to the collimating lens 2 is 45 °, the angle of the half-conical reflector close to the anti-reflection device 5 is 45 °, and a part of the parallel light is reflected by the half-conical reflector and is converted into 180 ° laser.
Embodiment eight (not shown): in this embodiment, the linear laser light source according to the fifth or sixth embodiment is further defined, the conical reflector 3 is an 3/4 conical reflector, and a part of the parallel light is reflected by the 3/4 conical reflector and converted into 270 ° laser light.
Embodiment nine (not shown): in this embodiment, the linear laser light source according to the fifth or sixth embodiment is further defined, the conical reflector 3 is an 2/3 conical reflector, and a part of the parallel light is reflected by the 3/4 conical reflector and converted into 240 ° laser light.
The detailed implementation mode is ten: the present embodiment is described with reference to fig. 3, and the present embodiment is a further limitation of the linear laser light source according to the fifth or sixth embodiment, and the anti-reflection device 5 of the linear laser light source according to the present embodiment is made of black anti-reflection metal.
The concrete implementation mode eleven: the present embodiment will be described with reference to fig. 1 to 3, and the present embodiment is a further limitation of the linear laser light source according to the first embodiment, and the laser 1 is a fiber coupled laser according to the linear laser light source according to the present embodiment.
Embodiment twelve (not shown): the photographing apparatus of this embodiment includes a camera and a compensation light source, and the compensation light source is the linear laser light source described in any one of embodiments one to eleven.
Principle of operation
When the light source is used, the light source mainly comprises an optical fiber coupling laser light source, a collimating lens 2 and a conical reflector 3, light rays are emitted by the light source and become parallel light after being collimated by the collimating lens 2, the parallel light becomes line laser of 360 degrees after being reflected by the reflector, and the adjustment of the laser angle of 0-360 degrees can be realized by changing the shape of the conical reflector 3. The light source can be used for but not limited to providing light source compensation for the large-angle visual angle linear array camera, the light source compensation of the large-angle visual angle linear array camera is usually realized by splicing a plurality of light sources, the mode has the defects of large size, high adjusting difficulty and difficulty in ensuring the uniformity of light brightness, and compared with the mode of splicing light, the light source has the advantages of small size, simplicity in adjustment, uniform light brightness and the like. The camera image quality can be significantly improved.
Claims (10)
1. A linear laser light source, characterized by: including laser instrument (1), collimating lens (2) and conical mirror (3), laser instrument (1), collimating lens (2) and conical mirror (3) interval in proper order set up, the laser warp of laser instrument (1) transmission collimating lens (2) collimation is changed into the parallel light, the parallel light passes through conical mirror (3) reflection is changed into 360 laser.
2. The linear laser light source of claim 1, wherein: the cone-shaped reflector (3) is a cone-shaped reflector, the vertex of the cone-shaped reflector (3) is close to one side of the collimating lens (2), and the axis of the laser (1), the axis of the collimating lens (2) and the axis of the cone-shaped reflector are on the same straight line.
3. The linear laser light source of claim 1, wherein: linear laser light source still includes plane mirror (4), along the propagation direction of light, plane mirror (4) set up collimating lens (2) with between toper speculum (3), parallel light passes through earlier plane mirror (4) reflection passes through behind the redirecting toper speculum (3) reflection, changes 360 laser into.
4. The linear laser light source of claim 3, wherein: conical reflector (3) is conical reflector, the summit of conical reflector (3) is close to plane reflector (4) one side sets up, the axis of laser instrument (1) the axis of collimating lens (2) is on same straight line, the plane at plane reflector (4) place with contained angle between the axis of collimating lens (2) is 45, the axis of conical reflector (3) with the axis looks vertically of collimating lens (2).
5. The linear laser light source of claim 1, wherein: the conical reflector (3) is at least part of a conical reflector, the vertex of the conical reflector (3) is arranged close to one side of the collimating lens (2), and the axis of the laser (1), the axis of the collimating lens (2) and the axis of the conical reflector (3) are on the same straight line; linear laser light source still includes anti-light reflex device (5), anti-light reflex device (5) with the surface laminating setting of toper speculum (3), partly the parallel light passes through toper speculum (3) reflection, another part the parallel light shines on anti-light reflex device (5).
6. The linear laser light source of claim 3, wherein: the conical reflector (3) is at least part of a conical reflector, the vertex of the conical reflector (3) is arranged close to one side of the plane reflector (4), the axis of the laser (1) and the axis of the collimating lens (2) are on the same straight line, the included angle between the plane where the plane reflector (4) is located and the axis of the collimating lens (2) is 45 degrees, and the axis of the conical reflector (3) is perpendicular to the axis of the collimating lens (2); linear laser light source still includes anti-light reflex device (5), anti-light reflex device (5) with the surface laminating setting of toper speculum (3), partly the parallel light passes through toper speculum (3) reflection, another part the parallel light shines on anti-light reflex device (5).
7. The linear laser light source according to claim 5 or 6, characterized in that:
the conical reflector (3) is a semi-conical reflector, the anti-reflection device (5) is attached to the plane where the axis of the semi-conical reflector is located, and a part of parallel light is reflected by the semi-conical reflector and converted into 180-degree laser; or
The conical reflector (3) is an 3/4 conical reflector, and a part of the parallel light is reflected by the 3/4 conical reflector and converted into 270-degree laser; or
The conical reflector (3) is an 2/3 conical reflector, and a part of the parallel light is reflected by the 3/4 conical reflector and converted into 240-degree laser.
8. The linear laser light source according to claim 5 or 6, characterized in that: the anti-reflection device (5) is made of black anti-reflection metal.
9. The linear laser light source of claim 1, wherein: the laser (1) is an optical fiber coupling laser.
10. A photographing apparatus comprising a camera and a compensation light source, the compensation light source being the linear laser light source of any one of claims 1 to 9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021939695.7U CN212257982U (en) | 2020-09-08 | 2020-09-08 | Linear laser light source and shooting equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021939695.7U CN212257982U (en) | 2020-09-08 | 2020-09-08 | Linear laser light source and shooting equipment |
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| CN212257982U true CN212257982U (en) | 2020-12-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111934166A (en) * | 2020-09-08 | 2020-11-13 | 哈尔滨市科佳通用机电股份有限公司 | Linear laser light source and shooting equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111934166A (en) * | 2020-09-08 | 2020-11-13 | 哈尔滨市科佳通用机电股份有限公司 | Linear laser light source and shooting equipment |
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